Page 1 nstallation EasamPhon& Key Telephone System IIll~lllll! llllllllll llllllllll llllllllll :.: : 1.’...
Page 2: Table Of Contents
CONTENTS HOW TO FOLLOW THE INSTALLATION PROCEDURE ........PACKING MATERIALS EXPLODED VIEW .......... PACKING MATERIALS (KEY SERVICE UNIT) ......... PACKING MATERIALS (KEY TELEPHONE)........... EXPLODED VIEW (KEY SERVICE UNIT) ..........TELEPl-lnNFl EXPLDDED V!E\N (KEY .._..- ..........SYSTEM CONNECTION LAYOUT ............SYSTEM CAPACITY AND SPECIFICATIONS ..........
Page 3: How To Follow The Installation
1. HOW TO FOLLOW THE INSTALLATION PROCEDURE Please carry out the installation according to page order. Perform each installation task in the order of and so on, please use the following tools, HOW TO FOLLOW THE INSTALLATION PROCEDURE Unpack the equipment. Check the parts according the Packing Materials.
Page 4 2. PACKING MATERIALS AND EXPLODED VIEW PACKING MATERIALS (KEY SERVICE UNIT) These are the packing materials for each section. Check them for any missing parts. BATTERY 1 Pee. VA-20864 BACK UP VAX.20880 TELEPHONE LINE CORD 2P=. FOR WALL MOUNTING KEY SERVICE ,SCREW 3Pa.
Page 5: Packing Materials
PACKING MATERIALS (KEY TELEPHONE) HAND [VAX-20881) 1 PC@. INDIVIDUAL AUTO DIAL 1 Pee. .__ . - -.. - NAME CARD ’ ‘ A...
Page 6: Exploded
EXPLODED VIEW (KEY SERVICE UNIT) Names of each part of Key Service Unit FRONT COVER INNER COVER REAR COVER MAIN BODY...
Page 7 EXPLODED VIEW (KEY TELEPHONE) Names of each part of key telephone. TELEPHONE LINE CORD HANDSET CORD HANDSET LOWER CASE...
Page 8: System Connection Layout
3. SYSTEM CONNECTION LAYOUT This is the layout for a system with all optional parts fully connected. TO COL Doorphone 1 /%c. Radio Soeaker ^ -,::~~..NOTE: ‘ ._.;;._;, ::;i,. ‘ - _ -__ When installing a doorphone unit, connect the doorphone adaptor...
Page 9: System Capacity
4. SYSTEM CAPACITY AND SPECIFICATIONS System Capacity COL capacity Intercom speech path Key telephone Backup time by battery in power failure About 30 minutes System speed dial Individual memory Common memory Number of digits 16 digits included PBX access code 32 digits last dialed number Redial Specifications...
Page 10: Models And System Configuration
5. MODULES AND SYSTEM CONFIGURATION Note Model Description (Tty System KSUx l.TELx4 VA-20800 Standard VA-20810 Key Service Unit For4 key telephones with VA-20864 Back up Replace the battery after using 3 years VA-20864 Sealed Ni-Cd Battery batterv Key telephone VA-20820 tsleohone Key telephone with built in speakerphone...
Page 11: Installation Of Key Service Unit
6. INSTALLATION OF KEY SERVICE UNIT PAD ADJUSTMENT EXPLANATION ON FUSES NOTE: PLEASE TURN POWER SWITCH WITH. FAIL, BEFORE OPEN FRONT COVER HOW TO DETACH FRONT COVER Open the cover and detach it from the main body. Push up the slide. CAUTION: NEVER OPEN THE INNER COVER.
Page 12: Clamping Of Installation
CLAMPING OF INSTALLATION WIRING CABLES, INSTALLATION CONNECTION OF BACKUP BATTERY UNIT (V~-20864). NOTE: PLEASE TURN POWER SWITCH WITH- FAIL, BEFORE INSTALLING THE BAT- TERY UNIT. CLAMPING INSTALLATION WIRING CONNECTION OF BACKUP BATTERY UNIT CABLES Please turn off power switch before installing When performing the cable connections, pro- the battery unit.
Page 13: Installation Of Key Telephone
7. INSTALLATION OF KEY TELEPHONE VOLUME ADJUSTMENT Incoming Ringing Tone Adjusting Volume volume level is increased by approximately 6 dB. MAX’ I+MlN ADJUSTMENT OF SPKR VOLUME SPKR Volume Adjusting Volume MAX- [1111111-l I+MfN TO MOUNT TELEPHONE ON THE WALL When modular jack for a wail phone...
Page 14 MOUNT SERVICE UNIT THE WALL (USE THE KEY SERVICE UNIT ONLY ON THE WALL,) the case cover of the key service unit. Detach Refer to 6.1.1. Drill the wall according to the specified dimensions and install wood screws (0.16 in. in diameter) to the two places at the top.
Page 15 INSTALLATION ON THE WALL service unit. Connect the output cord from within the modular jack for a wall phone to the key Using a short cord, connect the modular jack for a wall phone to the key telephone connector. Mate the lower case hole to projection of modular jack for a wall phone.
Page 16: Wiring Connection
8. WIRING CONNECTION OF EQUIPMENTS CONNECTION OF KEY SERVICE UNIT AND KEY TELEPHONE fyG--) When usmg five key telephones or more, use Exten- sion EC unit. (See page 18) TEL CONNECTION TERMINAL Make connections to TELs 1 through 4. 11 )IIIIIIl!llII) ( 31 COLl ANDCOL2 Connect...
Page 17 CONNECTION EXAMPLE . EXPLANATORY NOTES MODULAR MODULAR -CONNECTOR TERMINAL CONNECTOR MODULAR CONNECTOR BCREW :h,.“i%~~A~%,BBrj too) MODULAR CONNECTOR MODULAR TERMINAL CONNECTOR MODULAR 25 FEET CONNECTOR 200 FEET EY SERVICE UN11 25 FEET OR LESS 200 FEET OR LESS 200 FEET OR M( TEL 5.6 KEY TEL 22 AWG TEL 7.8 S.L.
Page 18 P F)at cable CONNECTION OF WIRING CABLE (FOR USE OF I FEET OR MORE MODULAR CONNECTOR) When the key service unit and TEL are within 25 feet, use a privately used cable, 7 feet, 15 feet and 25 feet cable are ready for use. Length of Quad Cable ness of Quad Cable Telephone...
Page 19 HOW TO USE CONNECTION TOOL Cut a flat cable for a required length. Peelcable sheath the modular clipping tool, and pull and remove the peeled cable sheath. At this time, leave the colored sheath of the conductor as it is. Put the modular terminal to the flat cable.
Page 20: Connection
INSTALLATION AND CONNECTION OF EXTENSION EC UNIT When using five key telephones or more, connect them using Extension EC Unit. The following types of Extension EC Units are available. For extending 4 key telephones VA-20040 VA-20841 (to be released shortly) For extending 2 key telephones and 2 SLTs...
Page 21: Explanation
B. HOW TO INSTALL EC UNIT VA-20841 2. Push down the other side of the EC units and fix 1. Put lower side units (VA-20841-1, into the guide. VA-20841-2) to the rib. 3. Insert EC unit connector to connector of the UNIT CONNECTOR CONNECTOR...
Page 22: Installation
INSTALLATION AND CONNECTION OF DOORPHONE ADAPTOR (~~-20860) NOTE: PLEASE TURN POWER SWITCH WITHOUT FAIL, BEFORE INSTALLING DOORPHONE ADAPTOR. HOW TO INSTALL THE DOORPHONE UNIT Insert the adaptor projection to the one side ribs. Push it down so that it is fixed to the other side ribs.
Page 23 DOORPHONE DOORPHONE...
Page 24: Connection Of External
CONNECTION OF EXTERNAL HOLD- ON MUSIC SWITCH ENABLES HOLD-ON TERMINAL MUSIC TO BE SELECTED AS FOLLOWS Connect an external music source by the use of an A - American Patrol RCA type plug. B - Bridal Doll EXT - External music When using external...
Page 25: Installation Of External
INSTALLATION OF EXTERNAL PAGING EQUIPMENT The external paging becomes available by con- necting an amplifier terminals. amplifier volume can also be adjusted by EPA Volume. Output volume 2 Connect the amplifier to EPA terminals by the use of an RCA type plug. Out put impedance AMPLIFIER Connect...
Page 26: Explanation Of Programming
CONTENTS ............1. EXPLANATION OF PROGRAMMING ........... 2. GENERAL OPERATIONAL PROCEDURES .............. 3. PROGRAMMING SETTINGS SYSTEM SETTINGS ..............HOLD-ON ALARM ............................. LONG SPEECH ALARM ............CONNECTION OF DOORPHONE ............... INCOMING ALARM TIME AUTO PAUSE ........................SPEED DIALING STORED COMMON NUMBERS SETTINGS ................
Page 27 EXPLANATION OF PROGRAMMING The Easa-Phone VA-208 is a small, sophisticated Key Telephone system. It offers many features which can be easily programmed to uniquely fit your communication needs. The Easa-Phone utilizes Random Access Memory (RAM) for storage of the “ User’ s” variable programs and features.
Page 28 Read the following paragraphs before proceeding to the actual programming instructions and procedures. These notes and procedures are intended to acclimate the programmer to the proper programming sequence required prior to the actual programming. The Feature selections and specific Setting instructions are detailed under the Programming Settings section of this manual, ie., SYSTEM SETTING(S),...
Page 29: General Operational Procedures
GENERAL OPERATIONAL PROCEDURES NOTE: All programming changes must be made with TEL Station With the handset in place, place TEL Station 1 in the programming mode by depressing the SPKR button. The Step 2 lamp on the SPKR button will light and a continuing tone will be emitted.
Page 30 GENERAL OPERATIONAL PROCEDURES Step 7 Place the Key Service Unit out of the programming mode by setting the Programming Switch to the “ OFF” position. Step Manually record all program changes on the Program Tables. To demonstrate how easy the Easa-Phone VA-208 is to program, an example of how to set the HOLD-ON ALARM for 30...
Page 31: Programming Settings
3. PROGRAMMING SETTINGS SYSTEM SETTING HOLD-ON ALARM This feature will generate a ring alarm indicating that a call has been left on HOLD longer than the preset time. The alarm can be programmed to ring after a call has been left on HOLD for 30 seconds, 1 minute, 2 minutes or No Alarm.
Page 32: Connection Of Doorphone
SYSTEM SETTINGS LdNG SPEECH ALARM Place TEL Station 1 in the programming mode by depressing the SPKR button. Step 2 Dial the feature program activation Code ‘ F] Step 3 Activate only one (1) of the following options: Step 4 To activate the LONG SPEECH ALARM, depress the SPKR button, if extinguished, to light the LED lamp.
Page 33: Incoming Alarm Time
SYSTEM SETTING INCOMING ALARM TIME This feature establishes a time period, of either 20 or 30 seconds, to activate tone ringing at all stations if an incoming call is not answered within a 20 or 30 second time frame. Reference must be made to the COL Settings-incoming Call Arriving Alarm to program...
Page 34: Speed Dialing Stored Common Numbers
88 for Fire and 89 for Police. If the Easa-Phone VA-208 is being used behind a Centrex or PBX system, the system setting AUTO PAUSE must be activated with SPEED DIALING STORED COMMON NUMBERS.
Page 35: Col Settings
COL SETTINGS DIALING METHOD To change the program setting, perform the following steps: Step 1 Place the system in the programming mode. See instructions in the General Operational Procedures. Step 2 Place TEL Station in programming mode by depressing the SPKR button. Step 3 Dial the appropriate Feature...
Page 36: Incoming Col Call Arriving Alarm
COL SETTINGS ’ TYPE OF LINE Step 4 Activate only one (1) of the following options: 4a. To set the TYPE OF LINE for a Central Office line, depress the SPKR button, if on, to extinguish the LED lamp. Option SPKR To set the TYPE OF LINE for a PBX line, depress the SPKR button, if extinguished, to light the LED associated...
Page 37: Key Telephone Settings
KEY TELEPHONE SETTINGS COL INCOMING RING This setting will program TEL Station tone ringing for incoming calls. The TEL Stations can be programmed for Incoming Call Ringing for either COL 1 or COL 2 or for both. NOTE: Only one TEL Station can be programmed at a time.
Page 38: Night Incoming Ring
KEY TELEPHONE SETTINGS COL INCOMING RING Depress the # button on the Dial Pad to store the program established in Step 4. Step 6 Proceed to next feature program or to end programming, depress FLASH button and SPKR button in sequence. Step 7 NIGHT INCOMING RING...
Page 39: Doorphone Call
KEY TELEPHONE SETTINGS DOORPHONE CALL This feature is to designate what group of TEL Stations are capable of communicating with Doorphones. Up to two doorphones can be connected, DOORPHONE A and DOORPHONE B. Up to five TEL Stations can be connected to each Doorphone to receive the incoming.ringing tone of the respective...
Page 40: Intercom Call During Conversation
KEY TELEPHONE SETTINGS DOORPHONE CALL Option COL 2 4c. To set the TEL Station to receive DOORPHONE A and DOORPHONE DP NB Conn. S CALL, depress COL 1 and COL 2 buttons, if extinguished, to light the LED lamps. Option COL 2 4d.
Page 41: Col Auto Answering
KEY TELEPHONE SETTINGS INTERCOM CALL DURING CONVERSATION Step 4 Activate only one (1) of the following options: To set the TEL Station to receive INTERCOM INCOMING CALL DURING CONVERSATION, depress the SPKR button, if extinguished, to light the LED lamp. To set the TEL Station to not receive INTERCOM INCOMING...
Page 42: Col Interruption
KEY .TELEPHONE SETTINGS COC AUTO ANSWERING Step 4 Activate only one (1) of the following options: To set the TEL Station for COL AUTO ANSWERING, depress the COL 1 button, if extinguished, to light the LED lamp. To set the TEL Station for no COL AUTO ANSWERING, depress the COL 1 button, if on, to extinguish...
Page 43: Single Line Telephones
KEY TELEPHONE SETTINGS COL INTERRUPTION Activate only one (1) of the following options: Step 4 To set the TEL Station for COL INTERRUPTION, depress the COL 2 button, if extinguished, to light the LED lamp. To set the TEL Station for no COL INTERRUPTION, depress the COL 2 button, if on, to extinguish the LED lamp.
Page 44: Set The Speakerphone
KEY TELEPHONE SETTINGS Is-__ --._-__- ----__.-- SET *THE SPEAKERPHONE This feature is to indicate whether a TEL Station is connected as a Key Telephone or as a Key Telephone with a Speakerphone. Each TEL Station must be individually programmed for SET THE SPEAKERPHONE. NOTE: Only one TEL Station can be programmed at at a time.
Page 46: Service Class
KEY TELEPHONE SETTINGS . SERVICE CLASS Step 4 Activate only one (1) of the following options: Option SPKR REDIAL To set the TEL Station for CLASS l-No Outward Dialing, depress the Class 1 SPKR and REDIAL buttons, if on, to extinguish the LED lamps.
Page 47: Type Set Of Service Class 2 Or 3
OUTWARD DIALING RESTRICTION SETTINGS RESTRICTED FROM DIALING STORED COMMON NUMBEF, Activate only one (1) of the following options: Step 4 To set the RESTRICTION FOR DIALING STORED COMMON NUMBERS, depress the COL 1 button, if on, to extinguish the LED lamp. Option 4b.
Page 48 PBX OUYWARD DIALING DIGITS This feature setting is required to indicate the dialing number for outward dialing when COL 1 and/or COL 2 are designated as PBX under the COL Setting-Type Of COL. 0 The initial program setting is for the PBX OUTWARD DIALING on 9.
Page 49: Pbx Outward Dialing Digits
OUTWARD DIALING RESTRICTION SETTINGS PBX OUTWARD DIALING DIGITS Option COL I COL 2 1 Sf’ KR 1 :_Giiil PBX OUTWARD DIALING DIGIT for To set the “ 4” , depress the COL SPKR and REDIAL buttons, if on, to extinguish the LED lamps.
Page 50: Dialing Signal Sent Time
OUTWARD DIALING RESTRICTION SETTINGS PBX OUTWARD DIALING DIGITS Step 5 Depress the # button on the Dial Pad to store the program established in Step 4. Step 6 Proceed to next feature program or depress FLASH button and SPKR button in sequence to end programming mode at TEL Station DIALING SIGNAL SENT TIME...
Page 51 OUTWARD DIALING RESTRICTION SETTINGS MINIMUM PAUSE BETWEEN DIALING SIGNALS Dial the feature program activation Code p\ Step 3 Activate only one (1) of the following options: Step 4 4a. To set the MINIMUM PAUSE BETWEEN DIALING SIGNAL to 80 msec, depress the COL 2 button, if on, to extinguish the LED lamp.
Page 52 APPENDIX PROGRAMMING TABLE FOR INITIAL SET FEATURE OPTION SELECTED 30 SECONDS MINUTE 2 MINUTES NO ALARM HOLD-ON ALARM LONG SPEECH TONE NO TONE ALARM CONNECTION CONNECTED NOT CONNECTED OF DOORPHONE PAUSE NO PAUSE AUTO PAUSE INCOilING 30 SECONDS 20 SECONDS ALARM TIME 10 PPS 20 PPS...
Page 53 COL INCOMING NO RING INCOMING RING DOORPHONE NO RING COL AUTO ANSWER COL INTERRUPTION SPEAKERPHONE SERVICE CLASS COL AUTO ANSWER COL INTERRUPTION SPEAKERPHONE SERVICE CLASS...
Page 54 COL INCOMING RING NO RING RING COL l/ INCOMING RING ALL DURING COL AUTO ANSWER COL INTERRU SET THE SPEAKERPHONE KEY TELEPHONE SPEAKERPHONE CLASS CLASS 4 CLASS 2 CLASS 3 SERVICE CLASS COL INCOMING RING NO RING RING COL 1 COL AUTO ANSWER COL INTERRUPTION SET THE...
Page 55 RING NO RING COL INCOMING COLl) RING COL 2; NIGHT RING NO RING INCOMING RING COL l/ COL 2; DOORPHONE RING NO RING CALL INTERCOM RING NO RING CALL DURING CONVERSATION NO AUTO ANSWER AUTO ANSWER COL AUTO ANSWER PRIVACY NO PRIVACY COL INTERRUPTION SET THE...
Page 56 COL INCOMING RING NO RING RING COL 11 NIGHT RING NO RING INCOMING RING COL 1 COL 2 DOORPHONE RING NO RING CALL DP A DP B INTERCOM RING NO RING CALL DURING CONVERSATION AUTO ANSWER NO AUTO ANSWER COL AUTO ANSWER PRIVACY NO PRIVACY COL INTERRUPTION...
Page 57 PROGRAMMING TABLE HOLD-ON ALARM AUTO PAUSE ALARM TIME DIALING METHOD TYPE OF LINE INCOMING ALL ARRIVING INCOMING RING CALL DURING COL AUTO ANSWER COL INTERRUPTION SERVICE CLASS...
Page 58 COL INCOMING NO RING RING RING COL lj COL 21 NIGHT NO RING RING INCOMING RING COL lj COL 2’ DOORPHONE RING NO RING CALL INTERCOM RING NO RING CALL DURING CONVERSATION AUTO ANSWER NO AUTO ANSWER COL AUTO ANSWER PRIVACY NO PRIVACY COL INTERRUPTION...
Page 59 COL INCOMING INCOMING RING COL AUTO ANSWER NO PRIVACY PRIVACY COL INTERRUPTION SPEAKERPHONE SET THE KEY TELEPHONE SPEAKERPHONE CLASS 3 CLASS 4 CLASS CLASS 2 SERVICE CLASS NO RING COL INCOMING RING RING COL 11 COL 2j NIGHT RING NO RING INCOMING RING COL 11...
Page 60 COL INCOMING RING NO RING RING ICOLll COL 2 NIGHT RING NO RING INCOMING RING COL 1 DOORPHONE RING NO RING CALL DP A DP B INTERCOM RING NO RING CALL DURING CONVERSATION AUTO ANSWER NO AUTO ANSWER COL AUTO ANSWER PRIVACY NO PRIVACY COL INTERRUPTION...
Page 61 COL INCOMING NO RING RING ICOLl! RING CALL DURING COL AUTO ANSWER COL INTERRUPTION SPEAKERPHONE SET THE KEY TELEPHONE SPEAKERPHONE > CLASS CLASS 3 CLASS 4 CLASS 2 SERVICE CLASS SINGLE LINE TELEPHONE SINGLE LINE KEY TELEPHONE TELEPHONES TEL 7 1...
Page 62 SPEED DIALING STORED COMMON NUMBERS FIRE POLICE...
Page 63 Operating Instructions Easa-Phon& VA-208 Key Telephone System Panasonic Before operatmg this umt, please read these mstructms COmPkteb.
Page 64 Thank you for purchasing the Panasonic Easa-Phone VA-208. Key Telephone System. This unit can be used with any of pulse and/or touch tone lines. In addition, two dialing speeds of 20 PPS (fast dialing speed) and 10 PPS (slow dialing speed) can be mixed as a dialing speed for a rotary dialing line.
Page 65 TABLE OF CONTENTS ......, ..Important Instructions to another extension ......Important Notice When the party to whom the call is to be ....
Page 66 H IMPORTANT NOTICE This unit generates radio frequencies (RF). If not used This telephone does not provide magnetic coupling in strict accordance with the manufacturer’ s instruc- ‘ hearing aid and is prohibited for use by FCC rules in the tions, it may cause interference to radio and television...
Page 67: When Providing Col Communication
NAME AND FUNCTION OF EACH ITEM WHEN PROVIDING COL COMMUNICATION When making a telephone call. When storing numbers into the memory. When receiving a telephone call. When temporarily holding the line. a COL incoming When transferring call another telephone. When providing COL conference.
Page 68 HNAME AND FUNCTION OF EACH ITEM FLASH Button 1. Handset Provides same telephone 2. Speaker operation hanging For enabling various signal sounds and conversation handset. This button is used in voices to be heard. One-Touch Button FLASH mode. Used for storing numbers in the memory (up to 10 SPKR Button...
Page 69 WHEN MAKING A TELEPHONE CALL (1) Manual dialino Press the vacant Line Selector Button-lndi- cator @ COL dialing tone SPKR Button-Indicator will light up. Dialing can be also done by lifting Handset. Then pressing Line Selector Button or by just pressing Line Selector Button to activate monitor speaker.
Page 70 (3) Automatic dialing Press vacant Line Selector Button- Indicator @. In case of the automatic dialing, 88 stations for Common, 2 stations for Emergency and 10 Stations for each indi- vidual telephone are available. Press AUTO Button @. Dialing a number stored in the memory To dial the number stored, press any two...
Page 71 Dialing an individual number stored in the memory. Press vacant Line Selector Button- Indicator @ Press One-Touch Button 0. j Now, the individual number is dialed auto- matically. ______________________~~-~~~--~~~~____-__-___ Even in the one-touch button dialing mode, the dialing operation will be stopped half- Line...
Page 72 1 Press SPKR Button When storing emergency numbers. Storing emergency numbers is performed by the same operations as those for the common numbers. Dialing Buttons should be pressed as follows; Press Auto Button Press Dialing Buttons @& for FIRE for POLICE. Dial telephone number to be sotred.
Page 73 When inserting a pause between dials. Press Dialing Buttons @ for the telephone Press HOLD Button, it occupies a space equivalent to number to be stored. one digit. Up to 16 digits can be stored. To store using MCI, SPRINT, etc.
Page 74 3. WHEN RECEIVING A TELEPHONE CALL (1) When answering through the telephone at which (2) When answering through the telephone at which an in incoming ringing tone is heard. coming ringing tone is not heard. Lift Handset Lift Handset ~---_----__________-_-________-------_-_-___, Reply can be given to the calling station.
Page 75 5. WHEN TRANSFERRING A COL INCOMING CALL TO ANOTHER TELEPHONE Press HOLD Button @. (1) When the party to whom the call is transferred another extension Press desired intercom number. When the party answers, tell party they have a call on Line one or Two. the party to whom the call is to be transferred (2) When Stop the conversation for a while, and press...
Page 76: When Providing Col Conference
6. WHEN PROVIDING COL CONFERENCE Stop the conversation for a while, and press HOLD Button Call the third party through the vacant CO line or intercom. Give a message when the .party is on the line. Press CONF Button r____-_____________________________--______~ i Now, a conversation among three parties can be had.
Page 77: Long Speech Alarm
Wolume control of received voice COL call arriving alarm %This has to be Fogrammed. Volume Changing Selector If there is a delay in reply- located on the back of arriving handset enables call, an alarm can be sound- sound level to increase by ed at all telephones.
Page 78 OHold recall %This has to be programmed. Night transfer %This has to be programmed. When a party is on hold (on Telephone calls arriving dur- hook position only) ing holding or at night can phone will ring after be transferred automatically (1 min or 2 min)
Page 79: When Providing Intercom Communication
WHEN PROVIDING INTERCOM COMMUNICATION 1. WHEN MAKING INDIVIDUAL ACCESS TO INTERCOM Lift Handset intercom dialing tone will be heard. 2 Press the Dialing Button of the station to be called. A short calling tone will be heard at the station you are calling. indicator will light...
Page 80: When Transferring A Conversation To Another
3. WHEN TEMPORARILY HOLDING THE LINE Press the HOLD Button INT Indicator 3 will slowly flash. ;__-___--________---_-_-____----_----___--___, 1 Now, the line is in the HOLD mode. Press HOLD Button again. INT Indicator (?$ will light up. / Now, the conversation is restored.
Page 81: When Providing An Intercom Conference
5. WHEN PROVIDING AN INTERCOM CONFERENCE Press HOLD Button Dial the intercom number of the third party. Press CONF Button CONF Button must then be pressed by the person pressed the HOLD Button. __--______-__--_-__-___-__________, r--------- i Now, a conversation among three parties made available.
Page 82 ( CONVENIENT FEATURES FOR INTERCOM COMMUNICATION @Incoming call arriving during busy. has to be %This programmed. already talking someone another intercom number calls you, a continuous tone will heard from the speaker. @Receiving a call with the speaker This enables to hear party’...
Page 83 SOUND AND LAMP INDICATIONS E’ COL COMMUNICATION INTERVAL REMARKS ITEM I se: 3 iec 2 Approxi. 450Hz + Approxi. 550H2, When telephone Normal Synchronized with incoming ringing signal call arrives _#?-v G.l25~.1 0.1 25s.c ’ When used by 0.125~.C osrec o.125sec’ yourself COL busy j E;;sused...
Page 84 FUNCTION AND USAGE OF OPTIONAL UNITS 1. WHEN PROVIDING EXTERNAL PAGING Connect an external amplifier and (a) speaker(s) to EPA Lift Handset 0. terminals of the main unit. internal paging be done through of the telephones. @‘ . Press z Sharp Button (1) When providing the external paging only...
Page 85 2. WHEN PROVIDING THE DOORPHONE COMMUNICATION Connect a doorphone adaptor and a doorphone unit, then After the INT Indicator lamp goes off. the communication with the doorphone is enabled through Lift Handset 3. each telephone. Up to two doorphone units, that is, Doorphone Press Fc Sharp Button 3.
Page 86 ( WHEN POWER FAILURE OCCURS For approxi. 30 minutes after the occurrence After approxi. 30 minutes When completely of power failure. stopped. Outward COL For the telephones The communication @ TEL. 1 andTEL. Telephones as- dialing is dis- in the HOLD mode, remains as it is, only...
Page 87 -.-_ -.-..__ _____ ,--------- ; PRIORITY WHEN MAKING A CALL AND RECEIVING A CALL OCCUR AT THE SAME TIME -~ __.-- ----- ~--- When making a call and receiving a call occur at the same phone. time, the line is connected to the one having the higher NOTE 7) Incoming call during the busy tone is heard if...
Page 88 JUICK REFERENCE OF THE WORDS IN THIS BOOKLET . . . Common Numbers Stored in memory These numbers of Class 1 through Class 4 can be assigned to each -are stored in the memory and can be used by any telephone. telephone.
Page 89 3.9 x approxi 6.1 x approxi 6.3 VA-20820 Telephone approxi 2.6 Maximum approxi. 30W Power Consumption Standby approxi. IOW MEMO FOR YOUR CONVENIENCE MEMO CONVENIENT MEMORANDUM Model No. Purchased Date Key Telephone System VA-206 Purchased Store Panasonic Service Center...
Page 90 ORDER NO. LCD-85-001 Technical Information Easa-Phon6 VA-208 Key Telephone System VA-20820 VA-208 91 238 Kauhl St., Beach, Honolulu, Hawa 96808 0774 Division of Matsushwa Electrx Corporation of America Panasonic Way. Secaucus, Jersey 07094...
Page 91 CONTENTS BLOCKDIAGRAM ............. EXPLANATION OF CIRCUIT OPERATION (KSU) ........COLCircuit ........................Relay Operation Circuit............. Hold Tone Transmit Circuit ........1 ....Hold Circuit WDCircuit ........................Power Failure Detect Circuit. TONECircuit ............. LinkICCircuit ............. Data Communication between TEL and KSU (I) ........
Page 92: Blockdiagram
BLOCK DIAGRAM (VA-208101 To Tel No2 --_-_____ -_-___---_--A---- COL BLOCK 1 To SLT ADPT From CO r~-------_7 r_-----__-_--- ____----__ , TONE LEiZ!5_-________ BUS 1 POW SEN BAT ALM NPU BLOCK L____----------- DESCRIPTION SYMBOL SYMBOL DESCRIPTION SYMBOL DESCRIPTION Data Transmission and Receive COL Detection Circuit Key Service...
Page 93 (VA-20820) a,S------ l---u . RVC ‘ .. 1NT-j -4 - &...
Page 94 COL 1 - C603 COL 24 L” COL 3.5 R42 $ ROW 1 ‘ 4 V GND & IC12 COL COL COL IC12 ,Example) ilVhen the telephone is dialed No. 1, the pin No.3 and pin No. 14 of ICI2 is turne to 03 status DTMF...
Page 95: Colcircuit
EXPLANATION OF CIRCUIT OPERATION 1. COL Circuit COL incoming call detector circuit COL call (answering) circuit DE62 PH61 Incoming call from COL is full wave rectified by DB62, and the rectified signal is sent to PH61 photo coupler. PH61 photo coupler is synchronised to the...
Page 96: Relay Operation Circuit
Relay Operation Circuit RLll RLIO @state on idle condition Operates when the COL 1 line is seized. Operates when the COL 2 line is seized. Operates when the dial signal sending to COL 1 line (by Di relay). Operates when the dial signal sending to COL 2 line (by Di relay).
Page 97: Hold Tone Transmit Circuit
Hold Tone Transmit Circuit C603 ’ ZD602 +12v R501 r--- R508 ‘ f L__-_-. When the incoming call is hold at Key Telephone, status is output on IC4-I36 (pin No. 24) by turn the SW2 switch to RI side and SW1 switch is break. Then reverse it with IC24 to supply the base bias ON for 016,...
Page 98: Ram Hold Circuit
RAM Hold Circuit ZD 1 87 25 L: RAM disable vcc. ---l-- HOLD : c4 6RD 12’ In case of the power failure, DC voltage is supplied to IC2-Vcc (pin No. 24) from backup battery prevent erasure of memorised program in RAM.
Page 99: Wdcircuit
WD Circuit L-__ --&” (R eset state = 2 to 3 sec. Q When the WD circuit detects abnormal condition on data communication between and Link switch address output, the WD circuit executes system reset with sending out @ status on ICI-FIST (pin No.26) and IC4 to 6-RST circuit...
Page 100: Power Failure Detect Circuit
Power Failure Detect Circuit IC4 ( state on BATT alarm) ( #I$ state on power failure) BATT +12v ‘ I (2A) ti rP90 t 12v ---- rQ--7 ‘ L Power D5lL Source ---1 ’ rl r’ 5V SW Regulator When AC power is failed, RL 9 relay operates...
Page 101: Tonecircuit
TONE Circuit 450Hz oscillator circuit: Used for Intercom call tone. 550Hz oscillator circuit: Used for Intercom dial tone, Busy tone and Ring back tone. 16Hz oscillator circuit: Used for CO incoming call tone which modulated with 450Hz/550Hz by 16Hz.
Page 102: Linkiccircuit
Link IC Circuit Intercom Speech path Intercom Incoming Call Tone.RT 1 Speech Path COL 2 Speech Path Door Intercom Speech Pat To Extension Card (Used for TEL 5 to 8) Release and connection of TEL and IC (IC9 to ICI I). Release and connection between and link IC is executed...
Page 103 Link IC (MN6105) operation The relation chart for input and connections Cross point I Cross I inout Condltlon To Extension Card (Used for TE L5 to 8) NOTES: Link IC input terminal (pin No. 10) When the status of NC = Keep the present operation. and DO (pin No.4) is @ Link IC read out the address data...
Page 104: Data Communication Between Tel And Ksu (I)
Data Communication between TEL and KSU (1) Circuit Dato RI03 + Cl02 Communication 6J.J (HB2006) Circuit No. 1 rlloo Supply of the control current to H, L terminal. (For data communication and power supply to the TEL). source +lZV is supplied to H,L terminal via CHIOI choke coil, and supplied...
Page 105: Data Communication Between Tel And Ksu (2)
Data Communication between TEL and KSU (2) (RST) Interrupt data input Control from Data output to TEL Inhl (TEL1 ~4) Inh2 (TEL5-8) T301 Data input from TEL T401 10.1 The circuit for read in the data from TEL to KSU. The data sent from TEL is input to HBI (pin No.4)
Page 106: Ic Port Explanation
11. IC Port Explanation 11.1 (UPD8255AC) 2, Incoming call detection 2, Incoming call 2 seize 2, ON status on dialing(DP/DTMF) 1, Hold tone sending atus on disable output from to TEL/@ -1, 0 enable disable late All letters is “in” “out”.
Page 107 11.2 (UPD8255AC) dialing output. (eg. No.7 dialing status on port 5, 6) on Power Busy @status on Normal/O status on Busy @status on B selection/@ status on A selection lontal @status on Normal/@ status on EPA (TEL 3 to 8 on power faiIure)@status power failure/@...
Page 108 11.3 (UPD8255AC) status on CO line seizure/@ status...
Page 109: Conversation
W EXPLANATION OF CIRCUIT OPERATION (KEY TELEPHONE) 1. Conversation Hand set (Transmitter and Receiver) is connected to T, R line when is [ON] (OFF-HOOK). izC15 : R33 Incoming Signal Receiving The voice signal input is emitted from receiver via the sequence [ONI -+ T, R terminal (Rectifier)
Page 110: Functional Operation Circuit
Functional Operation Circuit $R26 cr. Cl3 SPKRL P73 1 P60) CO lamp flickering during CO line talk (eg. COL 1). When CO incoming call lamp data is arrived to TEL from KSU, pin No.32 is output the control data (0.5 sec.
Page 111: Power Supply For Tel
Interrupt tone control and interrupt tone output. By the interrupt tone control data is sent to TEL from KSU, status is output on ICI pin NO. 23,then receiving SW at busy IC5 (pin No. 1, 2) is turned to ON at the @ status on IC5 (Analog switch).
Page 112: A-K Communication
A-K Communication Data communication between KSU (CPU) and TEL (APU) _^ _ =14. P30 = I3 P23 =3IRO -cB. Receiving of A-K communication (ICI pin No 13). The input data from H, L line is received by ICI via the sequence of: + R9 + 03 + IC3 pin No 6 (The data eliminated DC current by C5 and C6).
Page 113 TROUBLE SHOOTING GUIDE VA-20810 OPE RATI ON DEFECTIVE PHENOMENON CHECK ITEM Don’ t flashing on LED Service check (1)Clock circuit Power point- (2)Timer circuit (Page-21) (3)ICl Service check power Off-hook handset Intercom dial tone point- (2) A-K communication (3)Link IC control (Page-Z) Call from...
Page 114 Service Check Point-l Don’ t flashing on LED L3 (Green) Timer circuit 77i? Interrupt control CKHQ data output (CPU Read-out control data output Clock circuit ~_~~~~~~~~~~~_-~ 1 ClOp, Check of clock circuit Check of timer circuit Check of ICI Does it input to ICI Does it input to ICI Does it output to ICI...
Page 115 Service Check Point-2 No intercom dial tone communication C26q INHi INH2 10 Input data contra 4 A-K communication TEL’ input IC 5 IC 6 Check of the voltage between H and L Check of Link IC control input Does it output 12V between H (+) and L(-)? In case of the dial tone send out...
Page 116 input/output wave form check for the A-K communication data (4pin) (3 pin) Measured with Smsec. Measured with 2msec. 2V and 50msec. range and 2V range (11 pin) (4pin) 4.8V _.__ __._ ---- ---_ --_- Measured with 5msec. Measured with 20msec. and 2V range and 2V range (IO pin)
Page 117 Service Check Point-3 No intercom incoming call tone ..In case of the A-K communication of TEL1 is normal * In case of the call from TEL1 to TEL2 data Does the from KSU output to TEL2 when the call from TEL1 to TELP? Does it output?
Page 118 Service Check Point-4 ..TEL1 Can not intercom conversation In case of the A-K communication is normal * In case of the conversation between 1 to TEL2 Does the answering data output to KSU when TE L2 called from TE Ll and TEL2 is answered? Does it output? Measured...
Page 119 Service Check Point-5 No CO incoming call ..In case of the A-K communication of TEL is normal * In case of COLI Does CO incoming call data input to IC4 (pin No.40)? r’ -- CO incoming call-l signal ) Does it output?
Page 120 Service Check Point-6 Can not answer to CO call..In case of the A-K communication of TEL is normal * In case of answering on TEL1 (I ) Does the data output to KSU when TE Ll is answered to CO incoming call? Measured with...
Page 121 Service Check Point-7 No hold tone..In case of TEL A-K communication is normal TEL? Does RL5 operates by the hold data from Dbes it operates on hold.? Does it output Does it output status? status on hold? Does it output the hold tone? Does it output...
Page 122 Service Check Point-8 Can not CO call originate (DP)..In case of the A-K communication of TEL is normal * In case of call from COLI (I ) Does RLI operate by the call data of TEL? (no dial tone can be heared) Does RLI operates...
Page 123 Service Check Point-9 Can not call CO originate (DTMF) In case of the A-K communication of TEL is normal * In case of call from COLI Does RLI operates by the call data of TEL? (no dial tone can be heared) IC24@ Does R Ll operates Does it output...
Page 124 Service Check Point-10 Can not dial with specified TEL at power failure (I 1 Does it supply the battery voltage? Battery Battery side with:5 CC52 1) Does Qll turn to OFF when the AC power is failed? 2) Does IC8 (pin No. 2) return to @ status by 011 is OFF? 3) Does Q9 turn to ON?
Page 125 Panasonic. Panasonic Company Panasonic Hawaii, Inc. Division of Matsushita Electric Corporation of America 91.238 Kauh St., Ewa Hor~olulu. Hawaii 96808-0774 Bearh, One Panasonic Way. Secaucus. New Jersey 07094...
Page 126 HEXPLANATION OF CIRCUIT OPERATION 1. Key telephone with built in speakerphone Conversation Handset is connected to T and R line when is ON. R2f3 DE I Incoming Signal Receiving circuit The received voice signal is connected to the receiver via the following path.
Page 127 Functional operation circuit Speakerphone Unit PBO) COL lamp flashing during CO line use (eg. COL 1). When the COL incoming call lamp signal arrives to the TEL from the KSU, pin (32) of ICI outputs the control signal (0.5 sec. @ 0.125 sec.
Page 128 (3) Intercom call tone sounds and intercom voice call. When the intercom call sounding signal and voice call signal is sent to the TEL from the KSU, pin (36) of ICI becomes @ level. The @ level-signal is sent to pin (5) of IC5 via D4 and turns IC5 to ON. The following opera- tion is the same as in clause 2.2.
Page 129 VA-208. Panasonic. Panasonic Company Panasonic Hawaii, Inc. 91-238 Kauh St,, Ewa Beach, Hor~olulu. Hawaii 96808.0774 Divismn of Matsushita Electric Corporation qf America One Panasonic Wav. Secaucus. New Jersey 07094...
Page 130 CONTENTS BLOCKDIAGRAM ..............Key telephone with built in speakerphone (VA-20821) ................... 2. Doorphone Adaptor (VA-20860) 3. Extension Card (VA-20840) ........................ 4. Extension Card (VA-20841) EXPLANATION OF CIRCUIT OPERATION ..................1. Key telephone with built in speakerphone (VA-20821)..............
Page 131 Intercom call tone sounds and intercom voice call. When the intercom call sounding signal and voice call signal is sent to the TEL from the KSU, pin (36) of ICI becomes @ level. The @ level-signal is sent to pin (5) of IC5 via D4 and turns IC5 to ON. The following opera- tion is the same as in clause 2.2.
Page 132 A-K communication Data communication between KSU (CPU) and TEL (APU) T---i ” = I3 P23 3.iKi (pin Receiving of A-K communication NO. 13 of ICI) The receiving signal from H and L line is received by ICI via the following path.
Page 133 1.6. Transmitting circuit (speakerphone) When the SPKR button is pressed, pin (20) of ICI on the main P.C.B. (PB3942) becomes (@ causing Q5 and 06 to be turned ON and the power to be supplied to the MIC. The send voice signal is connected to the COL via the following path.
Page 134 Receiving circuit (speakerphone) Sendvoice signal SP AMP R45 ICI c55 7 R2”’ , A6 _ r-v--i_ The received voice signal is connected to the speakerphone via the following path. COL + ICI + VRl + IC2 -+ CN5 (8), Main P.C.B. + IC6 + Speakerphone In addition, the received voice signal is also inputted to the Voice SW via the following path.

Panasonic Easa-Phone VA-208 Installation Manual

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Explanation of Programming/General Operational

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