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Sharp AR-5520 Service Manual
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Sharp AR-5520 Service Manual

A3 digital copier
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See also: Operating Manual
AR-5516
AR-5516S
AR-5516D
AR-5520
AR-5520D
[ 1 ] GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 - 1
[ 2 ] CONFIGURATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 1
[ 3 ] SPECIFICATIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 1
[ 4 ] CONSUMABLE PARTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 - 1
[ 5 ] EXTERNAL VIEWS AND INTERNAL STRUCTURES . . . . . . . 5 - 1
[ 6 ] ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 1
[ 7 ] SIMULATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 1
[ 8 ] USER PROGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 - 1
[ 9 ] TROUBLE CODE LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 - 1
[10] MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 - 1
[11] DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . 11 - 1
[12] FLASH ROM VERSION UP PROCEDURE . . . . . . . . . . . . . . 12 - 1
[13] ELECTRICAL SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 - 1
Parts marked with "
Be sure to replace these parts with specified ones for maintaining the safety and performance of the set.
AR-5520S
(With RSPF installed)
CONTENTS
" are important for maintaining the safety of the set.
SHARP CORPORATION
CODE : 00ZAR5520/S1E
DIGITAL COPIER
MODEL
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
AR-5520
AR-5516
AR-5520S AR-5516S
AR-5520D AR-5516D

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  • Page 1 CODE : 00ZAR5520/S1E DIGITAL COPIER AR-5520 AR-5516 AR-5516 AR-5516S AR-5520S AR-5516S AR-5516D MODEL AR-5520D AR-5516D AR-5520 AR-5520S AR-5520D (With RSPF installed) CONTENTS [ 1 ] GENERAL ......... 1 - 1 [ 2 ] CONFIGURATION.
  • Page 3 CONTENTS [1] GENERAL [8] USER PROGRAMS 1.Note for servicing ....... 1-1 1.List of user programs .

  • Page 4: General

    Do not install your machine in areas that are: Be sure to allow the required space around the machine for servicing •damp, humid, or very dusty and proper ventilation. 20 cm (8") 20 cm 20 cm (8") (8") AR-5520 GENERAL 1-1...

  • Page 5: Configuration

    [2] CONFIGURATION 1. System Configurations AR-SP10 AR-5520/AR-5520S AR-5516/AR-5516S AR-D34 AR-D35 AR-5520D AR-5516D AR-RP10 Model AR-5520 / AR-5520S AR-5520D Remark Option AR-5516 /AR-5516S AR-5516D AR-RP10 Duplex document auto feeder (RSPF) AR-SP10 Document auto feeder (SPF) AR-D34 1-stage paper feed unit AR-D35...

  • Page 6: Specifications

    600x300dpi, AE mode, A4/Letter, single surface copy with OC, in polygon B. Machine composition ready state D. Document AR-5516 / AR-5516S / AR-5516D 16-CPM multi function model AR-5520 / AR-5520S / AR-5520D 20-CPM multi function model Max. document size A3, 11" X 17" Document reference position Left side center...
  • Page 7 Standard/ Standard provision (AR-5520D / AR-5516D only) (D→ D / D → S enable only when RSPF is installed) Option 56-59g/m Thin paper Not available for AR-5520 / AR-5520S / AR-5516/ AR- 15-15.9lbs 5516S 60-90g/m Plain paper 16-24lbs (Multi paper feed enable) L.
  • Page 8 Energy consumption efficiency Less than 25W S. Digital performance Resolution Reading 600 x 600dpi (PHOTO mode) 600 x 300dpi (AUTO exposure mode) Writing 600 x 600dpi Gradation Reading 256 gradations Writing Binary Memory AR-5520S/5516S : 16MB AR-5520/5516/5520D/5516D : 64MB Hard disk None AR-5520 SPECIFICATIONS 3-3...
  • Page 9 (3) Printer driver function (SPLC) U. Scanner function (Except for AR-5520/AR-5516) Item SPLC Type Flat bed scanner Common Default Button Scan system Document table/document feed unit MIMIC Light source Yellow + Green CCFL Configuration Input Tray Options One Tray/ Two Tray/ Three Tray/...

  • Page 10: Consumable Parts

    Toner cartridge 190K(19Kx10) Life setting by A4 6% document (AR-020T x 10) (Toner:Net 537g With IC) (In a toner save mode) Developer AR-205LD Developer 500K(50x10) (AR-205DV x 10) (Net 300g) Drum KIT AR-205DM Drum Drum fixing plate AR-5520 CONSUMABLE PARTS 4-1...
  • Page 11 190K(19Kx10) Life setting by A4 6% document (AR-020ST x 10) (Toner:Net 537g With IC) x10 (In a toner save mode) Developer AR-205CD Developer 500K(50x10) (AR-205SD x 10) (Net 300g) Drum KIT AR-205DR Drum Drum fixing plate AR-5520 CONSUMABLE PARTS 4-2...

  • Page 12: Environmental Conditions

    Indicates the day of the month of packing. Alphabet Indicates the production factory. "A" for Nara Plant, “C“ for SOCC Temperature C. Life(packed conditions) Photoconductor drum (36 months from the production month) Developer, toner (24 months from the production month) AR-5520 CONSUMABLE PARTS 4-3...

  • Page 13: External Views And Internal Structures

    Right side cover Exit area Toner cartridge lock release lever (when the SPF/RSPF is installed) (when the SPF/RSPF is installed) Toner cartridge Roller rotating knob Fusing unit release levers Photoconductive drum Fusing unit paper guide AR-5520 EXTERNAL VIEWS AND INTERNAL STRUCTURES 5-1...

  • Page 14: Operation Section

    (when the SPF/RSPF is installed) PRESET RATIO selector keys / Zoom keys Copy ratio display key indicators ZOOM indicator Audit clear key READ-END key CLEAR ALL key POWER SAVE indicator START key / indicator AR-5520 EXTERNAL VIEWS AND INTERNAL STRUCTURES 5-2...

  • Page 15: Motor, Solenoid, Clutch

    Drives the 2nd tray paper feed roller. 2nd tray paper feed solenoid PSOL2 2nd tray transport solenoid Exhaust fan motor Cools the inside of the machine. Cooling fan motor Cools the inside of the machine. AR-5520 EXTERNAL VIEWS AND INTERNAL STRUCTURES 5-3...

  • Page 16: Sensor, Switch

    2nd tray paper empty detection Paper in sensor Paper transport detection Tray empty Tray paper entry detection Front cover SW Front cover open detection Power switch MAIN SW Turns ON/OFF the main power source. AR-5520 EXTERNAL VIEWS AND INTERNAL STRUCTURES 5-4...

  • Page 17: Pwb Unit

    2nd tray control High voltage PWB High voltage control Power PWB AC power input/DC power control Operation main PWB Operation panel input/Display, operation panel section control USB I/F PWB Connect a USB device AR-5520 EXTERNAL VIEWS AND INTERNAL STRUCTURES 5-5...

  • Page 18: Cross Sectional View

    2nd tray paper pick up roller Picks up paper from the 2nd tray. (semi-circular roller) 1st tray paper feed roller Picks up paper from the 1st tray. (semi-circular roller) MG roller Puts toner on the OPC drum. AR-5520 EXTERNAL VIEWS AND INTERNAL STRUCTURES 5-6...

  • Page 19: Adjustments

    When inserting a thickness gauge, be careful not to scratch the developing doctor and the MG roller. <Adjustment specification> Developing doctor gap +0.1 Both ends (20mm from the both ends) : - 0.15 +0.15 C (Center) (150mm from the both ends) : 1.55 - 0.2 AR-5520 ADJUSTMENT 6-1...
  • Page 20 4/0.1 = 40 = about 40 <Specification> Note: If the set value is not obtained from the above formula, perform the Mode Specification fine adjustment. Grid bias LOW DC - 380±8V Grid bias HIGH DC - 525±10V AR-5520 ADJUSTMENT 6-2...
  • Page 21 1st print surface lead edge position adjustment in advance, and Image loss: be sure to perform the 2nd print surface lead edge position 3mm or adjustment and then the lead edge void adjustment in this less sequence. AR-5520 ADJUSTMENT 6-3...
  • Page 22 3) Execute SIM 50-10. After completion of warm-up, shading is performed and the currently set off center adjustment value of each paper feed port is displayed. 4) Enter the set value and press the [START] key. The correction value is stored and a copy is made. AR-5520 ADJUSTMENT 6-4...
  • Page 23 6) Put No. 2/3 mirror base unit on the positioning plate again, push the with the positioning plate, perform the adjustment of 4). projections on the front frame side and the rear frame side of the copy lamp unit to the corner frame, and tighten the wire fixing screw. AR-5520 ADJUSTMENT 6-5...
  • Page 24 Lb: Rear edge black background width If the width (La) of the black background at the lead edge is equal that (Lb) at the rear edge, there is no need to execute the following procedures of 4) ~ 7). AR-5520 ADJUSTMENT 6-6...
  • Page 25 The set value is stored and a copy is made. Note:Do not adjust the rail on the rear side. If the rail on the rear side is adjusted, a trouble may be caused. Only the rail on the front side can be adjusted. AR-5520 ADJUSTMENT 6-7...
  • Page 26 <Adjustment specification> Mode Specification Set value Set range Original off Single: SIM 50-12 Add 1: 1 ~ 99 center mode Center ±2.0mm (AUTO 0.1mm shift (OC mode) indicator to R side Reduce 1: 0.1mm shift to L side AR-5520 ADJUSTMENT 6-8...
  • Page 27 3) Slide the lens unit toward the rear side and attach it,then execute SIM. When the lens unit is moved,execute the OC main scanning magnification ratio auto adjustment,SIM 48-1-1,SIM48-3 and the PF original off-center adjustment. This adjustment is basically O.K.with SIM 63-7. AR-5520 ADJUSTMENT 6-9...

  • Page 28: Simulations

    CRUM type display P-ROM version display Trouble memory display Duplex print counter display Copy counter display Printer counter display Scanner mode counter display Scanner counter display SPF jam counter display Developer rotation time display Drum rotation time display AR-5520 SIMULATIONS 7-1...
  • Page 29 Standby mode fusing fan rotation setting Fusing paper interval control allow/inhibit setting Toner density control Enable/Disable (ON/OFF) setting Toner density control data check and toner density control correction amount display Transfer current setting Setting of rotation time before toner supply AR-5520 SIMULATIONS 7-2...

  • Page 30: Contents Of Simulations

    When the [Interrupt] key is pressed during the process, the machine goes to the sub code input standby mode. When the [CA] key is pressed, the simulation is terminated. Since the paper exit gate solenoid is abolished, even though the RSPF is installed, this simulation does not work. AR-5520 SIMULATIONS 7-3...
  • Page 31 When the [Interrupt] key is pressed, the process is interrupted and the machine goes into the sub code input standby mode. When the [CA] key is pressed, the simulation is terminated. AR-5520 SIMULATIONS 7-4...
  • Page 32 Small size width: Front surfac TEXT indicator & PHOTO indicator Small size width: Back surface* AUTO & TEXT & PHOTO indicator Bypass tray indicator mode •Small size is Letter R (A4R) or smaller. * Duplex model only AR-5520 SIMULATIONS 7-5...
  • Page 33 The developing counter data is acquired and displayed on the 7-seg display. When the [Interrupt] key is pressed, the machine goes into the sub code input standby mode. When the [CA] key is pressed, the simulation is terminated. AR-5520 SIMULATIONS 7-6...
  • Page 34 The drum rotation time is displayed. (Three digits are displayed alternatively.) When [Interrupt] key is pressed, the display goes to the sub code input standby state. When [CA] key is pressed, the machine goes out of the simulation mode. AR-5520 SIMULATIONS 7-7...
  • Page 35 Polygon motor operation check When the [START] key is pressed, the polygon motor is rotated for 30 sec. After completion of 30 sec operation, the machine goes into the sub code input standby mode. AR-5520 SIMULATIONS 7-8...
  • Page 36 When the destination is changed (from Japan to EX Japan or from EX Japan to Japan), the maintenance cycle is also set to the default accordingly.) Machine condition check (CPM) When this simulation is executed, the current setting of the machine is displayed. 7-seg display Meaning (CPM information) 16CPM 18CPM 20CPM 21CPM AR-5520 SIMULATIONS 7-9...
  • Page 37 When the setting value is increased by 1, time is increased by 2ms. •The default, 38, of transfer ON timing means "320ms passed from PS release." The default, 50, of transfer OFF timing means "304ms passed from P-IN OFF." AR-5520 SIMULATIONS 7-10...
  • Page 38 When the cover is opened and closed and the power is turned OFF/ON to initialize the machine, the following operations are performed. <<Operations at toner end >> Operations when toner end is detected Code number Copy operation Toner cartridge replacement required indicator Operates Flashing Not operate Flashing AR-5520 SIMULATIONS 7-11...
  • Page 39 EEPROM and the machine goes into the sub code input standby mode. Code Setting mode Setting number AUTO indicator When 190°C or below is detected Low speed rotation*Default High speed rotation TEXT indicator When 190°C or above is detected Low speed rotation High speed rotation*Default AR-5520 SIMULATIONS 7-12...
  • Page 40 The current output value of the ATC sensor is displayed. TEXT indicator The correction value according to the progress of life is added to the current output value of the ATC sensor and the sum is displayed. AR-5520 SIMULATIONS 7-13...
  • Page 41 TEXT mode (600dpi) PHOTO indicator PHOTO mode (Error diffusion) TEXT indicator & PHOTO indicator TS mode (TEXT) (600dpi) AUTO indicator & PHOTO indicator TS mode (AUTO exposure) (600dpi) AUTO indicator & TEXT indicator & PHOTO indicator PHOTO mode(Dither) AR-5520 SIMULATIONS 7-14...
  • Page 42 Change the shift amount and the inclination value with the Numeric keys. The set range is [1] ~ [99]. The default is [50]. Change the set value and press the [START] key, and a copy is made at the set value. AR-5520 SIMULATIONS 7-15...
  • Page 43 TEXT mode (300dpi) PHOTO indicator PHOTO mode (Error diffusion) TEXT indicator & PHOTO indicator TS mode (TEXT) (300dpi) AUTO indicator & PHOTO indicator TS mode (AUTO exposure) (300dpi) AUTO indicator & TEXT indicator & PHOTO indicator PHOTO mode(Dither) AR-5520 SIMULATIONS 7-16...
  • Page 44 TEXT mode (600dpi) PHOTO indicator PHOTO mode (Error diffusion) TEXT indicator & PHOTO indicator TS mode (TEXT) (600dpi) AUTO indicator & PHOTO indicator TS mode (AUTO exposure) (600dpi) AUTO indicator & TEXT indicator & PHOTO indicator PHOTO mode(Dither) AR-5520 SIMULATIONS 7-17...
  • Page 45 For printing, regardless of the density mode LED and the density level LED display, the density mode = MANUAL, and density level = 3. (Adjustment range: 1 ~ 99, Default: 50) Adjustment mode AUTO indicator SPF/RSPF document surface magnification ratio adjustment TEXT indicator RSPF document back magnification ratio adjustment AR-5520 SIMULATIONS 7-18...
  • Page 46 04 FLASH ROM write error (Program section) 0b EEPROM verify error 05 Sum check error (Loader section) 0F Download data length error 06 Sum check error (Boot section) 0E EEPROM size error 07 Sum check error (Program section) AR-5520 SIMULATIONS 7-19...
  • Page 47 (Adjustment range: 1 ~ 99, Default: 50) <Adjustment items> Item Default Variable range AUTO indicator Front document scan position adjustment 1 ~ 99 TEXT indicator Back document scan position adjustment 1 ~ 99 PHOTO indicator Rear edge void adjustment (SPF) 1 ~ 99 AR-5520 SIMULATIONS 7-20...
  • Page 48 AUTO indicator Platen document scan 1 ~ 99 TEXT indicator SPF document front scan 1 ~ 99 (Only when the SPF/RSPF is installed) PHOTO indicator RSPF document back scan 1 ~ 99 (Only when the RSPF is installed) AR-5520 SIMULATIONS 7-21...
  • Page 49 When the [CA] key is pressed, the entered value is saved and the simulation is terminated. Item AUTO indicator Paper rear edge void amount (First print surface) TEXT indicator Paper rear edge void amount (Second print surface) PHOTO indicator Print start position (duplex back surface) AR-5520 SIMULATIONS 7-22...
  • Page 50 OFF. If an error occurs, the following LED turns ON. When the operation is normally completed, the START indicator is turned ON. After completion of checking, press [CA] key to reboot the machine. Display mode Misfeed indicators Write end error Paper required indicator Read end error AR-5520 SIMULATIONS 7-23...
  • Page 51 When the destination is of AB series, print data are made in A3 size. (Therefore, A3 paper is desirable.) When the destination is of inch series, print data are made in WLT size. (Therefore, WLT paper is desirable.) AR-5520 SIMULATIONS 7-24...

  • Page 52: User Programs

    *1 On models with a SPF/RSPF. *2 Setting cannot be made for the AR-5516S/AR-5520S (models which are not provided with e-sort). Though set to ON, it is disabled. *3 Valid only for the tray 1 of the AR-5516/AR-5520/AR-5516D/AR-5520D. AR-5520 USER PROGRAMS 8-1...
  • Page 53 *2 Setting cannot be made for the AR-5516S/AR-5520S (models which are not provided with e-sort). Though set to ON, it is disabled. *3 When there are two or more paper trays. *4 On models with automatic two-sided copying. AR-5520 USER PROGRAMS 8-2...
  • Page 54 Used to switch USB2.0 mode between Full-Speed and High-Speed. High-Speed 1(Full-Speed) 2(High-Speed) Sort auto select* Use this setting to select the default output mode for copying from Sort 1(OFF) the SPF/RSPF. 2(Sort) 3(Group) *1 On models with a SPF/RSPF. AR-5520 USER PROGRAMS 8-3...

  • Page 55: Setting The User Programs

    ( ) and then return to step 2. 6) Press the [Light] key ( ) to complete the settings. •The alarm indicators ( ) go off and the display returns to the number of copies display. AR-5520 USER PROGRAMS 8-4...

  • Page 56: Trouble Code List

    Improper installation of the mirror unit Check Clean the mirror, the lens, and the reference white plate. remedy Check lighting and the light quantity of the copy lamp (SIM05-03). Check the CCD unit. Check the MCU PWB. AR-5520 TROUBLE CODE LIST 9-1...
  • Page 57 ATC sensor abnormality Detail ATC sensor value abnormality Cause Connector connection trouble Toner cartridge installation trouble Sensor breakdown Check Connect the connector again. Install the toner cartridge again. remedy Replace the toner cartridge with a normal one. AR-5520 TROUBLE CODE LIST 9-2...
  • Page 58 Replace the MCU PWB. Check Check connection of the fan harness and the When the mirror does feed. connector. Use SIM 1-2 to check the mirror home position remedy Replace the fan. sensor. Replace the MCU PWB. AR-5520 TROUBLE CODE LIST 9-3...
  • Page 59 Check remedy None Content Side door open Detail The side door is open. Cause Side door sensor abnormality MCU PWB abnormality Check Check that all the side doors are closed. Replace the MCU PWB. remedy AR-5520 TROUBLE CODE LIST 9-4...

  • Page 60: Maintenance

    Transport (paper exit) rollers Spring clutch Fusing section Upper heat roller Pressure roller Pressure roller bearing Upper separation pawl Lower separation pawl Cleaning pad Drive section Gears Belts Paper exit VOC filter section *1:Recommendable replacement time:50K(A4/Letter,6%print) AR-5520 MAINTENANCE 10-1...

  • Page 61: Maintenance Display System

    When a waste toner cartridge is removed from the machine, it must be put in a polyethylene bag to avoid scattering of toner. B. DV cartridge Do not shake or put up the developer cartridge. Otherwise developer may scatter. AR-5520 MAINTENANCE 10-2...

  • Page 62: Disassembly And Assembly

    Tray paper feed section/Paper transport section Bypass tray section Power section Developing section Process section Others 1. High voltage section/Duplex transport section Content Transfer charger unit Charger wire Duplex transport section A.Transfer charger unit C.Duplex transport section AR-5520 DISASSEMBLY AND ASSEMBLY 11-1...

  • Page 63: Optical Section

    Be sure to put No. 2/3 mirror unit to the positioning plate (A). Assembly: Put the notched surface of wire holder (3) downward, tighten temporarily, and install. Adjustment: Main scanning direction distortion balance adjustment D.Copy lamp AR-5520 DISASSEMBLY AND ASSEMBLY 11-2...
  • Page 64 •When the copy image is shorter than the original, shift to the negative (-) direction. 1 scale of the scribed line corresponds to 0.34% of magnification ratio. If this adjustment is not satisfactory, make a fine adjustment with SIM 48-2. AR-5520 DISASSEMBLY AND ASSEMBLY 11-3...

  • Page 65: Fusing Section

    A.Fusing unit removal D.Heater lamp Assembly: Insert the spring (A) into the hole (B) in the fusing frame. M4×14 M3×10 B.Thermostat Assembly: Put the paper guide earth spring (A) under the paper guide (B) before fusing. AR-5520 DISASSEMBLY AND ASSEMBLY 11-4...
  • Page 66 The heater lamp is fixed on the fusing cover with a screw. Slide the fusing cover to the front and remove the screw, then remove the heater lamp. AR-5520 DISASSEMBLY AND ASSEMBLY 11-5...

  • Page 67: Paper Exit Section

    (B), Paper exit sensor / duplex sensor and tighten the screw firmly. Transport roller Paper exit roller Paper exit interface P.W.B. Grease (JFE552) A.Ozone filter 100V 200V H.Separation pawl B.Cooling fan AR-5520 DISASSEMBLY AND ASSEMBLY 11-6...
  • Page 68 C.Paper exit unit D.Paper exit sensor / duplex sensor (A)Exit sensor (B)Duplex sensor E.Transport roller AR-5520 DISASSEMBLY AND ASSEMBLY 11-7...

  • Page 69: Optical Frame Unit

    Note: When replacing the MCU PWB, be sure to restore the original jumper conditions. 6.Optical frame unit Content Optical frame unit A.Optical frame unit G.Paper exit interface P.W.B. Installation: Install the optical unit in the sequence shown above. AR-5520 DISASSEMBLY AND ASSEMBLY 11-8...

  • Page 70: Tray Paper Feed Section/Paper Transport Section

    Do not miss the door lock pawl. Note:Do not disassemble the LSU. Note:When replacing the LSU, be careful not to touch the dust-shield glass. Adjustment: •Image lead edge position adjustment •Image left edge position adjustment •Paper off-center adjustment AR-5520 DISASSEMBLY AND ASSEMBLY 11-9...
  • Page 71 (UKOG-0004QSZZ). E. Paper feed clutch/Paper feed roller (Semi-circular roller) Moricote X56020 Grease G-484 Apply grease (FG-40H) to the gray area C. Solenoid (UKOG-0004QSZZ). (paper feed solenoid, resist roller solenoid) AR-5520 DISASSEMBLY AND ASSEMBLY 11-10...

  • Page 72: Bypass Tray Section

    C. Bypass tray solenoid When installing the solenoid, shift it in the arrow direction and install. Installation: Be careful of the installing direction of the bypass tray transport roller (6) AR-5520 DISASSEMBLY AND ASSEMBLY 11-11...
  • Page 73 Note: Push the lever at the right edge of the multi frame cover to the right upper side and remove it. Apply grease (FG-40H) to the gray area (UKOG-0004QSZZ). Apply grease (FG-40H) (UKOG-0004QSZZ). E.Pressure plate unit Apply grease (FG-40H) to the gray area (UKOG-0004QSZZ). AR-5520 DISASSEMBLY AND ASSEMBLY 11-12...

  • Page 74: Power Section

    10.Power section C. High voltage P.W.B. Content Power unit Power fan High voltage P.W.B. Power P.W.B. Power switch A.Power unit D. Power P.W.B. B. Power fan E. Power switch AR-5520 DISASSEMBLY AND ASSEMBLY 11-13...

  • Page 75: Developing Section

    MG roller A.Developing box B.Developing doctor Adjustment: Developing doctor gap adjustment Adjustment: MG roller main pole position adjustment Note: Attach it to fit with the attachment reference when replacing the DV blade. Attaching reference DV blade AR-5520 DISASSEMBLY AND ASSEMBLY 11-14...

  • Page 76: Process Section

    When the drum is replaced, be sure to replace the drum positioning boss with a new one, too. B. Main charger unit C.Cleaning blade When installing a resistor, check to confirm that the terminal section is in contact with the metal section of the cleaning blade. AR-5520 DISASSEMBLY AND ASSEMBLY 11-15...
  • Page 77 C. 2nd tray paper entry sensor / Paper empty sensor D. 2nd tray paper feed solenoid / Transport solenoid B. Tray interface P.W.B. AR-5520 DISASSEMBLY AND ASSEMBLY 11-16...
  • Page 78 E.2nd tray transport clutch G. 2nd tray paper feed clutch Apply grease (FG-40H) to the gray area (UKOG-0004QSZZ). Apply grease (FG-40H) to the gray area (UKOG-0004QSZZ). F. 2nd tray transport roller H. 2nd tray paper feed roller AR-5520 DISASSEMBLY AND ASSEMBLY 11-17...
  • Page 79 L. Paper feed roller J. Paper entry sensor When removing the paper feed roller, operate the paper feed clutch with SIM 6-1, and keep the paper feed roller down as shown in the figure above for operation. AR-5520 DISASSEMBLY AND ASSEMBLY 11-18...

  • Page 80: Flash Rom Version Up Procedure

    6) PC side: Confirm a tree is displayed under the "Special (MCU/IMC2/FAX)" on the maintenance program". (If no tree is displayed, confirm that the USB is connected and select the "Reconnect" (the above 5) again.) AR-5520 FLASH ROM VERSION UP PROCEDURE 12-1...

  • Page 81: Installation Procedure

    Failure in the download concerned may not allow you to conduct the subsequent download procedures. Added care should be taken to avoid having the situation below arise while downloading. •Switching off the main body of AR-5516/AR-5520/AR-5516S/AR- 5520S/AR-5516D/AR-5520D. •Disconnecting the download cable (USB cable).
  • Page 82 Executable by performing the Service Simulation No. 49-01 (Flash Rom program-writing mode). (A word "d" appears on the operation panel to denote the download mode status. ) 2) Connect the machine and the PC with a USB cable. AR-5520 FLASH ROM VERSION UP PROCEDURE 12-3...
  • Page 83 Press the Finish button. 6) Press the "Browse" button. Specify the folder which includes the maintenance tool driver (Pegasus.inf) The installation procedure of the joint maintenance program on Windows 2000 is completed with the above operation. AR-5520 FLASH ROM VERSION UP PROCEDURE 12-4...

  • Page 84: Electrical Section

    [13] ELECTRICAL SECTION 1.Block diagram AR-5520 ELECTRICAL SECTION 13-1...

  • Page 85: Actual Wiring Diagram

    HAND SOLENOID HARNESS PICK UP HANDEMPHARNESS CASSETTE EMP HARNESS CASSETTE SW HARNESS SIDE COVER SW HARNESS AUDITOR OPTION B04B-PASK×2(WHITE) DEV HARNESS 22FMN-BTRK-A(BLACK) B3B-PH (BLACK) B6B-PH B5B-PH B3B-PH CRM MCU (WHITE) B12B-XASK-1 (WHITE) (WHITE) HARNESS 22FMN (BLACK) AR-5520 ELECTRICAL SECTION 13-2...
  • Page 86 ACTUAL WIRING DIAGRAM 2/7 AR-5520 ELECTRICAL SECTION 13-3...
  • Page 87 ACTUAL WIRING DIAGRAM 3/7 OP PWB AR-5520 ELECTRICAL SECTION 13-4...
  • Page 88 ACTUAL WIRING DIAGRAM 4/7 AR-5520 ELECTRICAL SECTION 13-5...
  • Page 89 ACTUAL WIRING DIAGRAM 5/7 AR-5520 ELECTRICAL SECTION 13-6...
  • Page 90 ACTUAL WIRING DIAGRAM 6/7 AR-5520 ELECTRICAL SECTION 13-7...
  • Page 91 ACTUAL WIRING DIAGRAM 7/7 AR-5520 ELECTRICAL SECTION 13-8...
  • Page 92 LEAD-FREE SOLDER The PWB’s of this model employs lead-free solder. The “LF” marks indicated on the PWB’s and the Service Manual mean “Lead-Free” solder. The alphabet following the LF mark shows the kind of lead-free solder. Example: <Solder composition code of lead-free solder> Solder composition Solder composition code Solder composition...
  • Page 93 CAUTION FOR BATTERY DISPOSAL (For USA,CANADA) Contains lithium-ion battery. Must be disposed of properly. Remove the battery from the product and contact federal or state environmental agencies for information on recycling and disposal options.
  • Page 94 COPYRIGHT 2008 BY SHARP CORPORATION All rights reserved. All rights reserved. All rights reserved. Printed in Japan. Printed in Japan. Printed in Japan. No part of this publication may be reproduced, No part of this publication may be reproduced, No part of this publication may be reproduced,...

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