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Panasonic CRS1 Service Manual
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Panasonic CRS1 Service Manual

Panasonic CRS1 Service Manual

Mechanism unit
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CONTENTS
CRS1
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© 2005 Matsushita Electric Industrial Co. Ltd.. All
rights
distribution is a violation of law.
ORDER NO. MD0509368C0
Mechanism Unit
reserved.
Unauthorized
A6
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Summary of Contents for Panasonic CRS1

  • Page 1: Table Of Contents

    3.6. Plunger Timing Chart 7.1. Disassembling Procedures 3.7. Initialization of Mechanism Unit. 7.2. Assembling Procedure 3.8. Mechanism "HOME" position 8 CRS1 (Changer Unit) Ageing / Reliability 3.9. Mechanism "Play Driving" position 8.1. Equipments 3.10. Trays Operation 9 Notes of Schematic Diagram 3.11.
  • Page 2 CRS1 13 Replacement Parts List 13.2. Electrical Parts List 13.1. CD Loading Mechanism Parts List...

  • Page 3: Mechanism Overview

    CRS1 1 Mechanism Overview...

  • Page 4: Mechanism Drive Unit

    CRS1 2 Mechanism Drive Unit 2.1. Tray Open/Close and Multi-Discs Change operations 2.1.1. Description of tray open/close and multi-discs change operations 1. The motor turns in the clockwise direction and the rotation is transmitted via the belt, the pulley gear also turns clockwise.

  • Page 5: Disc Selection Operation

    CRS1 7. The cam gear turns clockwise, which is engaged with the trigger gear and slide plate, are driven, causes the tray lock lever unlock. 8. The tray relay gear turns counterclockwise, which is engaged with the OC assy, is driven.
  • Page 6 CRS1 2.2.1. Description of disc selection operation Note: Check that the cam gear is in “HOME” position. 1. The motor turns in the clockwise direction and the rotation is transmitted via the belt, the pulley gear also turns clockwise. 2. The relay gear 1 turns counterclockwise.

  • Page 7: Play/Stop Operation

    CRS1 2.3. Play/Stop operation 2.3.1. Description of play/stop operation Note: Check that the Lock Lever 1 is unlock. 1. The motor turns in the clockwise direction and the rotation is transmitted via the belt, the pulley gear also turns clockwise.
  • Page 8 CRS1 7. The function gear move down turns clockwise. 8. The play gear 1 turns counterclockwise. 9. The play gear 2 turns clockwise engaged with the tray drive rack and tray catch lever to push in the disc trays. 10. Play lever B engaged with the traverse deck assembly’s play lever A, causes slide plate move towards to the play position.

  • Page 9: Mechanism Operation Description

    CRS1 3 Mechanism Operation Description 3.1. General Feature · This is a five disc changer mechanism for CD/DVD. The outline figure is shown below. · The mechanism has "CHANGE WHILE PLAY" function. It open other trays for disc exchanging while one tray is at PLAY position performing recording or reproducing.
  • Page 10 CRS1 Condition Explanation Play & Open Tray-* The state where one of the tray is in playing position performing recording or reproducing, other trays can be used (OPEN position) for disc exchanging without stopping the recording or reproducing process. Change The state when one of the opened tray being driven from OPEN position to STOCK position and other opened trays remain still at OPEN position.
  • Page 11 CRS1 · To drive the tray(s) between STOCK/PLAY position, cam gear must be at the play driving position and plunger need to be activated, the switch and state change is as figure below: · The mechanism tray opening and closing is cycle process. It is able to open all trays in STOCK position while one of the tray is in PLAY position.

  • Page 12: Switches Chattering Check

    CRS1 3.4. Switches Chattering Check · Each input shall perform chattering check processing. OPEN-SW 2ms Periodic sampling. It logic-decides by continuation same 5 times. PLAY-SW 2ms Periodic sampling. It logic-decides by continuation same 5 times. STOCK-SW 2ms Periodic sampling. It logic-decides by continuation same 5 times.
  • Page 13 CRS1 · The basic concept of the motor rotation sequence (CW or CCW) is base on the initial and final motor rotating direction. The direction should be opposite to the initial and final motor driving direction in order to: 1. To release the gear teeth side force 2.
  • Page 14 CRS1 · As the plunger only activate at 2 position of cam gear. The plunger mode summary as below:...

  • Page 15: Initialization Of Mechanism Unit

    CRS1 Switching Initial Motor Direction Switching Initial Motor Direction Function Position Mode Home Cam gear rotate CCW to HOME UD base move from bottom to top Tray selection from bottom Position Motor : CCW Motor : CW to top Cam gear rotate CCW to HOME...

  • Page 16: Mechanism "Home" Position

    CRS1 3.8. Mechanism "HOME" position · Mechanism HOME position is a starting position for few functions, such as below: 1. Load tray from STOCK position to PLAY position 2. Unload tray from PLAY position to STOCK position 3. Open trays 4.

  • Page 17: Mechanism "Play Driving" Position

    CRS1 GO HOME MODE 1 GO HOME MODE 2 1. After loading tray to PLAY position 1. After closing all trays (no tray at PLAY position) 2. After unloading tray to STOCK position 3. After closing all trays (one tray at PLAY position) ·...

  • Page 18: Trays Operation

    CRS1 · Below is the flow chart for the mechanism to set PLAY DRIVING position. 3.10. Trays Operation 3.10.1. Tray ‘Open’ Operation · Changer mechanisms are required to open trays to load a disc. This mechanism features an "All Open" or "Change all one by one"...
  • Page 19 CRS1 · The timing chart for both positions is the same, motor rotate CW direction, until OPEN SW changing signal H→ L → H, motor need to continue run for 45ms. · Motor free at the end of tray open, this is for enable the tray to be manually pushing by user.
  • Page 20 CRS1 · Table below explain the function of open selected tray while one tray at PLAY position. This table indicated the possible tray at playing trays. For opened tray, all trays will be open except the tray at PLAY position. Trays will close to expose the selected tray for user to input or change the disc.
  • Page 21 CRS1 · The "Change" operation is to close one tray each time when "CHANGE" is pressed. This is the basic operation of "auto tray close". The "change" operation will stop after detect a signal change in CLOSE-SENSOR while "auto tray close" count the number of CLOSE-SENSOR signal change and stop at before selected tray start to move to STOCK position.
  • Page 22 CRS1 · Below is the flow chart for tray open processing. · The flow charts below shown the types of tray close processing, for tray auto close processing is use if user select a specify tray to be close automatically after trays full open.
  • Page 23 CRS1 · Close all processing is use when user wants to close all trays at once, or want to close tray no.5 or close tray no.4 while tray no. 5 is at PLAY position.
  • Page 24 CRS1 · When there is a OPEN/CLOSE button pressed during tray open or tray close operation. Motor will rotate revere direction. There are 2 type of cases, where 1 is before full open condition (open/close gear assembly still resting) and the 2 is after trays full open condition.

  • Page 25: Drive Tray Between Stock And Play Position

    CRS1 While for the 2 case, cam gear inside mechanism will move between specific positions by checking CLOSE-SENSOR signal change. · The flow chart for both open reverse (when tray opening motor reverse) and close reverse (when tray closing motor reverse) is as below.

  • Page 26: Selection Of Tray By Moving Ud Base Up/Down

    CRS1 · The flow chart and timing chart for unload a disc from PLAY position to STOCK position is as below: 3.12. Selection of Tray by Moving UD base Up/down · Tray alignment & selection is achieved by UD (up/down) movement, whereas the Mechanism vertically aligns itself to the selected tray to be driven to PLAY position or STOCK position.
  • Page 27 CRS1 · Tray 1 is the reset position for UD base up/down processing. The position should be unique; a TOP-SW is use in this purpose. · Below is the flow chart for UD selection processing.
  • Page 28 CRS1 · For tray 1 selection, flow chart below will be used.

  • Page 29: Fail Safe

    CRS1 3.13. Fail Safe · Fail safe function is for purpose of recovery of tray movement if the mechanism is not able to carry out tray open or close within a specified time. Fail safe 1: Tray can not open: Fail safe - move all trays to home position...

  • Page 30: Manual Trigger Tray Close

    CRS1 3.14. Manual Trigger Tray Close · When user push open tray at full open position, user may able to activate tray to be all close. This function will be disable if user happen to press "OPEN/CLOSE" button and fail safe happen before.

  • Page 31: Changer Error Code

    CRS1 3.15. Changer Error Code · The error code summary of CRS1 changer is as below: Error Code Operation IHMS Cam gear rotate to HOME position ICLS Cam gear rotate to Play Driving position to drive playing tray to STOCK position...

  • Page 32: Self Diagnosis And Special Mode Setting

    CRS1 4 Self diagnosis and special mode setting This unit is equipped with functions for checking and inspecting namely: Self-Diagnostic and Test Mode. 4.1. Special Mode Table Item FL Display Key Operation Mode Name Description Front Key Self -Diagnostic enter...
  • Page 33 CRS1 Item FL Display Key Operation Mode Name Description Front Key Tape Eject Test To check on the tape In doctor mode: eject function (For deck 1. Press [PROGRAM] button on remote 1/2) control. 4.1.1. CD changer unit ageing test mode...

  • Page 34: Error Code Table

    CRS1 4.2. Error code Table Self-Diagnosis Function (refer Section 4.1) provides information on any problems occuring for the unit and its respective components by displaying the error codes. These error code such as U**, H** and F** are stored in memory and held unless it is...
  • Page 35 The error code is automatically display after entering into self-diagnostic mode. Error Code Diagnosis Contents Description of error Automatic FL Display Remarks IHMS Cam gear gear does For CD changer unit (CRS1). abnormality rotate “HOME” Press [SINGLE CHANGE] on main unit position. for next error. ICSL Cam gear/gear units...
  • Page 36 CRS1 Error Code display 1. The errors that occured in CRS1 Mechanism can be recalled and displayed, in the order of the occurence under self-diagnostic (Refer to Section 4.1 for procedures to enter this mode. · Only the first 5 errors will be memorized (in backup memory). The subsequence error shall be ignored and not memorize.
  • Page 37 CRS1 In CRS1 Self-Diagnostic mode, press [SINGLE CHANGE] to display subsequence error code. It shall repeat after reaching error no. 5. e.g.: [1 _ _ _ _ I H M S] → [SINGLE CHANGE] [2 _ _ _ _ I T O P] → [SINGLE CHANGE] [3 _ _ _ _ H O M E] →...

  • Page 38: Troubleshooting Explorer

    CRS1 5 Troubleshooting Explorer 5.1. Preparation of service jig 5.3.1. No CD in the tray · This unit has a gear which is used for checking items (open/close of disc tray, up/down operation of traverse unit by manually) when servicing. (For gear information, that is described on the items for disassembly procedures.)
  • Page 39 CRS1 Step 3: Release the top cover from the tray rear stopper as arrow shown and remove the top cover. Step 5: Insert the service gear into the service hole and rotate the gear anti-clockwise. Step 4: Remove the open lever spring.
  • Page 40 CRS1 Step 7: Release the plunger lever, rotate the gear clockwise continuously until it stop at “HOME” position. Step 9: Install the top cover, fix the top cover hook to the tray rear stopper as arrow shown. Step 8: Install the open lever spring as shown.
  • Page 41 CRS1 5.3.2. When CD in the tray Step 1: Check any disc tray at the play position from the Step 3: Release the top cover from the tray rear stopper mechanism side. as arrow shown and remove the top cover.
  • Page 42 CRS1 Step 7: Push forward and remove the gear cover as arrow shown. Step 5: Press the claw, push backwards and remove the trigger slide plate as arrows shown. Step 6: Prepare the service key for use. Step 8: Remove the open switch lever.
  • Page 43 CRS1 Step 9: Remove the OC gear assy followed by the OC gear spring as arrow shown. Caution: Ensure the OC gear assy and OC gear spring are handle properly and keep them in a safe place. Step 10: Insert the service key into the hole.
  • Page 44 CRS1 Step 12: Push the disc trays towards the front as arrow shown. Step 14: Remove the disc. Step 13: Turn the service key back to its original position Step 15: Push the disc trays back to the unit as arrow and remove it.
  • Page 45 CRS1 Step 17: Install the open switch lever. Step 16: Install the OC gear assy followed by the OC gear spring. Step 18: Install the gear cover as arrow shown.
  • Page 46 CRS1 Step 21: Release the plunger lever, rotate the gear clockwise continuously until it stop at “HOME” position. Step 19: Insert the service gear into the service hole and rotate the gear anti-clockwise. Step 20: Press and hold the plunger lever and rotate the gear clockwise until it stop.
  • Page 47 CRS1 Step 23: Install the open lever spring as shown. Step 25: Fix the top cover as arrow shown, the 2 claws should be latched. Step 24: Install the top cover, fix the top cover hook to the tray rear stopper as arrow shown.
  • Page 48 CRS1...

  • Page 49: Flow Chart

    CRS1 6 Flow Chart 6.1. Disassembly Flow Chart The following chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the servicing. 7.1.3 CD Loading Unit Play lever B Step 1: Push the UD rack L forwards.

  • Page 50: Assembly Flow Chart

    CRS1 6.2. Assembly Flow Chart The following chart is the procedure for assembling the casing and inside parts for internal inspection when carrying out the servicing. 7.2.1 CD Loading Unit 7.2.2 Disc Trays 7.2.5 Traverse Unit Plunger lever Trigger gear Step 1: Turn over the unit and install traverse unit.

  • Page 51: Disassembly Flow

    CRS1 6.3. Disassembly Flow 2. Open Lever Spring 8. Tray Lock Lever 1. Top Cover 3. Gear Cover 4. Open Switch Lever 5. OC Gear Spring 6. OC Gear Assy 7. Trigger Slide Plate 9. UD Base Assy 10. UD Connection 13.
  • Page 52 CRS1...

  • Page 53: Assembling And Disassembling Procedure

    For information on setting to service mode for changer unit, pls refer to section 5.3. Note: Change unit (CRS1) reliability test must be carry out in complete unit or using the Service P.C.B (Refer section 8). 7.1.1. Disassembly of UD Base Assembly Step 3: Remove the open lever spring from the gear cover.
  • Page 54 CRS1 Step 7: Press the claw, push backwards and remove the trigger slide plate as arrows shown. Step 5: Remove the open switch lever. Step 8: Use a minus screwdriver slot into the gap and Step 6: Remove the OC gear assy followed by the OC push out the tray lock lever as arrows shown.
  • Page 55 CRS1 Step 11: Push the claw and slide the UD rack L as arrows shown. Step 9: Push the disc trays towards the front as arrow Step 12: Press and hold the claw at the pitch plate then shown. push the UD rack R as arrows shown.
  • Page 56 CRS1 Step 1: Remove the UD connection lever. Step 13: Remove the UD base assembly as arrow shown. 7.1.2. Disassembly of Disc Trays · Follow the (Step 1) to (Step 13) of item 7.1.1. (Disassembly of UD Base Assembly) · Disassembly of UD connection lever Step 2: Push the claw as arrow shown and remove the lock lever 1.
  • Page 57 CRS1 Step 4: Push the 5 disc trays as arrow shown until it stop (bottom picture). Step 3: Push the tray drive rack as arrow shown to hit the stopper.
  • Page 58 CRS1 Step 6: Tilt and remove the 5 disc trays as arrows shown. 7.1.3. Disassembly of CD Loading Unit · Follow the (Step 1) to (Step 13) of item 7.1.1. (Disassembly of UD Base Assembly) · Follow the (Step 1) to (Step 6) of item 7.1.2. (Disassembly of Disc Trays) ·...
  • Page 59 CRS1 Step 4: Release the claw as arrow shown (top picture) then slide and remove the tray drive rack as arrow shown (bottom picture). Step 1: Push the UD rack L forwards as arrow shown. · Disassembly of UD rack L Step 2: Position the tray drive rack in the center.
  • Page 60 CRS1 Step 5: Push the claw as arrow shown. Step 7: Lift up the unit as shown. Step 8: Follow the groove to lift up and remove the UD rack L as arrow shown. · Disassembly of UD rack R...
  • Page 61 CRS1 Step 12: Lift up the UD rack R and slide backwards to stop Step 9: Slide the UD rack R as arrow shown until it stop. at the stopper. Step 10: Press the claw as arrow shown. Step 13: Remove it as arrow shown.
  • Page 62 CRS1 Step 16: Release 4 claws as arrows shown in order followed by detach the pitch plate. Step 14: Turn the trigger gear clockwise and remove it as arrows shown. · Disassembly of lock lever 2 · Disassembly of pitch plate...
  • Page 63 CRS1 Step 18: Remove the change spring. Caution: Handle the change spring carefully, do not lose it. Put in a proper storage location. · Disassembly of pulley gear and belt Step 19: Remove the belt and pull out the pulley gear.
  • Page 64 CRS1 Step 21: Remove relay gear 2, switching gear, UD gear 1 in order. · Disassembly of cam gear Step 20: Remove the relay gear 1, relay gear 3, UD gear 2, long gear, play gear 2 and tray relay gear in order.
  • Page 65 CRS1 Step 23: Remove main drive gear and function gear. Step 24: Remove play gear 1. · Disassembly of play gear 1 · Disassembly of function lever...
  • Page 66 CRS1 7.1.4. Disassembly of CD Loading P.C.B. Step 25: Remove the function lever from the ribs as arrow Step 1: Turn over the unit and remove 4 screws from the shown. CD Loading P.C.B. Step 26: Release the spring from the rib as arrow shown to remove the play switch lever.
  • Page 67 CRS1 Step 5: Remove the plunger assembly by using a minus screwdriver. 7.1.5. Disassembly of Plunger Lever Step 4: Remove the CD Loading P.C.B. as arrows shown. · Follow the (Step 1) to (Step 13) of item 7.1.1. (Disassembly of UD Base Assembly) ·...
  • Page 68 CRS1 Step 2: Install the pitch plate. Note: Ensure the pitch plate seats properly onto it. Step 1: Remove the switching gear. Step 3: Lift up the plunger lever in 90°...
  • Page 69 CRS1 Step 2: Push the motor unit as arrow show to remove it. Step 4: Remove the plunger lever in 90° position. 7.1.7. Disassembly of Traverse Unit Important notes: Ensure all the trays are in the “STOCK” 7.1.6. Disassembly of Motor Unit position before proceeding to the disassemble of traverse unit.
  • Page 70 CRS1 Step 1: Remove the limit spring as arrow shown. 7.1.9. Disassembly of Play Lever Spring · Follow the (Step 1) to (Step 13) of item 7.1.1. (Disassembly of UD Base Assembly) Step 2: Push the traverse slide plate as arrow shown to ·...
  • Page 71 CRS1 Step 1: Slide the UD rack L backwards, push the claw as arrow shown. Step 2: Slide the UD rack R as arrow shown until it stop. Step 3: Press the claw as arrow shown. Step 4: Push the claw as arrow shown, then turn the...
  • Page 72 CRS1 Step 5: Remove 3 screws. Step 6: Release 4 claws as arrows shown in order followed by detach the pitch plate.

  • Page 73: Assembling Procedure

    CRS1 7.2. Assembling Procedure · Assembly of Motor Unit 7.2.1. Assembly of CD Loading Unit · Assembly of Plunger Lever Step 3: Turn over the unit and install the motor unit properly. Step 1: Turn over the unit and install the plunger lever in ·...
  • Page 74 CRS1 Step 4: Install the plunger assembly as arrow shown, the catch should be latched. · Assembly of CD Loading P.C.B. Step 5: Install the CD Loading P.C.B. as arrows shown.
  • Page 75 CRS1 Step 6: The claw should be latched. Step 9: Install the play switch lever. Step 7: Fix it with 4 screws. Step 8: Solder the 4 points. · Assembly of play swtich lever Step 10: Fix the spring below the rib as arrow shown.
  • Page 76 CRS1 Step 12: Install the play gear 1. · Assembly of function gear and main drive gear Step 11: Install the function lever. Note: Ensure the function lever seats properly onto the ribs. A click sound will be heard when installing.
  • Page 77 CRS1 Step 15: Install the relay gear 2, switching gear and UD gear 1 respectively. Step 13: Install the main drive gear. Step 14: Install the function gear. · Assembly of gears...
  • Page 78 CRS1 Step 16: Install the cam gear. Make sure the big hole is fix at the position (A) at 90° Step 18: Install the relay gear 1, relay gear 3, UD gear 2, long gear and play gear 2 respectively.
  • Page 79 CRS1 Step 21: Install the change spring. Caution: Handle the change spring carefully, do not lose it. Ensure the change spring seats properly on the groove of long gear. · Assembly of pitch plate Step 20: Install the pulley gear followed by the belt.
  • Page 80 CRS1 Step 25: Fix it with 3 screws · Assembly of trigger gear Step 23: Install the pitch plate. Step 24: The 4 claws should be latched properly. Step 26: Install the trigger gear in sequence. Note: Ensure the trigger seats properly onto the...
  • Page 81 CRS1 · Assembly of UD rack R Step 27: Use the screwdriver to turn the hole on the UD gear 2 align with the pitch plate hole. Step 29: Push the UD rack R as arrow shown. · Assembly of UD rack L Step 28: Insert the UD rack R as arrow shown.
  • Page 82 CRS1 Step 33: Install the tray drive rack as arrow shown. · Assembly of play lever B Step 32: Pull the UD rack L as arrow shown. · Assembly of tray drive rack Step 34: Install the play lever B below the rib.
  • Page 83 CRS1 7.2.2. Assembly of Disc Trays Step 3: Push the tray drive rack as arrow shown until it stop. · Assembly of lock lever 1 Step 1: Tilt and fix the 5 disc trays as arrows shown. Step 2: Push the 5 disc trays as arrow shown until it stop.
  • Page 84 CRS1 Step 5: Press and hold the claw at the pitch plate then push the UD rack R as arrows shown. Step 6: Push the claw and slide the UD rack L as arrows shown. · Assembly of UD connection lever Step 4: Fix the lock lever 1 onto the pitch plate as arrow shown in sequence.
  • Page 85 CRS1 7.2.3. Assembly of UD Base Assembly Step 1: Push the traverse slide plate as arrow shown. Step 7: Install the UD connection lever. · Follow the (Step 1) to (Step 12) of item 7.2.3. (Assembly of UD Base Assembly)
  • Page 86 CRS1 Step 3: Turn the UD connection lever anti-clockwise, the UD base assembly will move downwards. Note: When the UD connection lever is turn and the UD base assembly did not move downwards, check for step 1 to step 3 again.
  • Page 87 CRS1 Step 5: Push the disc trays back to the unit as arrow shown. · Assembly of Trigger Slide Plate Step 4: Install the tray lock lever to the mechanism base and push the tray lock lever with a hand to fix it.
  • Page 88 CRS1 Step 6: Install the trigger slide plate, push forwards and push the trigger gear as arrows shown until locked by the claw. Step 7: Install the OC gear spring followed by the OC gear assy. Caution: OC gear free to rotate after assembly...
  • Page 89 CRS1 Step 10: Install the open lever spring. Step 8: Install the open switch lever. Step 11: Install the top cover, fix the top cover hook to the tray rear stopper as arrow shown. Step 9: Install the gear cover as arrow shown.
  • Page 90 CRS1 7.2.4. Assembly of CD Loading P.C.B. Step 12: Fix the top cover as arrow shown, the 2 claws should be latched. The mechanism unit will be ready to be checked using service jig or be mounted to the main unit for checking.
  • Page 91 CRS1 Step 3: The claw should be latched. Step 4: Fix it with 4 screws. Step 2: Install the CD Loading P.C.B. as arrows shown. Step 5: Solder the 4 points.
  • Page 92 CRS1 7.2.5. Assembly of Traverse Unit Step 1: Turn over the unit and install the traverse unit. Step 2: Push the traverse slide plate as arrow shown to lock the traverse unit.

  • Page 93: Crs1 (Changer Unit) Ageing / Reliability

    CRS1 8 CRS1 (Changer Unit) Ageing / Reliability Purpose: It is necessary to test the mechanism unit by using the Service Jig P.C.B., make sure it works in order before install it to the main unit. 8.1. Equipments...

  • Page 94: Notes Of Schematic Diagram

    CRS1 9 Notes of Schematic Diagram (All schematic diagrams may be modified at any time with the development of new technology) Note : Open switch Stock switch Home switch Top switch Play switch · The voltage value and waveforms are the reference voltage of this unit measured by DC electronic voltmeter (high impedance) and oscilloscope on the basis of chassis.

  • Page 95: Schematic Diagram

    CRS1 10 Schematic Diagram 10.1. CD Loading Circuit SCHEMATIC DIAGRAM - 1 CD LOADING CIRCUIT : +B SIGNAL LINE C0GAG0000007 LOADING MOTOR DRIVE HOME 16V100 SG233 CAM SENSOR PGND VCC_8V HOME_SW STOCK ST_SW OPEN_SW MAIN CAM_SENSOR OPEN CIRCUIT DGND SG233...

  • Page 96: Printed Circuit Board

    CRS1 11 Printed Circuit Board 11.1. CD Loading P.C.B. CD LOADING P.C.B (REPX0439A) SOLENOID (PLAY) (TOP) (UD SENSOR) SERVICE JIG (CAM SENSOR) (OPEN) (STOCK) (HOME) 0458A 0458A...

  • Page 97: Exploded Views

    CRS1 12 Exploded Views 12.1. CD Loading Mechanism...
  • Page 98 CRS1...
  • Page 99 CRS1...
  • Page 100 CRS1 13 Replacement Parts List Notes: · Important safety notice: Components identified by mark have special characteristics important for safety. Furthermore, special parts which have purposes of fire-retardant (resistors), high-quality sound (capacitors), low-noise (resistors), etc. are used. When replacing any of these components, be sure to use only manufacturers’s specified parts shown in the parts list.
  • Page 101 CRS1 13.1. CD Loading Mechanism Parts List Ref. Part No. Part Name & Description Remarks TRAVERSE DECK RFKJAA340PS MECHA CHASSIS ASS’Y RMLX0029 TOP COVER XTB3+8JFJ SCREW RMMX0008 TRAY DRIVE RACK RMMX0009 UD RACK L RMMX0010-1 UD RACK R RMLX0027 PLUNGER LEVER...
  • Page 102 CRS1 13.2. Electrical Parts List Ref. Part No. Part Name & Description Remarks PRINTED CIRCUIT BOARD REPX0439A CD LOADING P.C.B. (RTL) INTEGRATED CIRCUITS C0GAG0000007 IC DRIVER SWITCHES RSH1A045-1A SW OPEN K0L1BA000117 SW STOCK K0L1BA000086 SW HOME K0L1BA000078 SW TOP K0L1BA000078...

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