Sharp AR-122E Service Manual

Sharp AR-122E Service Manual

Digital laser copier/ printer
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Table of Contents

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[ 1 ] GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 - 1
[ 2 ] SPECIFICATIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 1
[ 3 ] CONSUMABLE PARTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 1
[ 4 ] EXTERNAL VIEWS AND INTERNAL STRUCTURES . . . . . . . . . 4 - 1
[ 5 ] UNPACKING AND INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . 5 - 1
[ 6 ] COPY PROCESS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 - 1
[ 7 ] OPERATIONAL DESCRIPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 1
[ 8 ] DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . 8 - 1
[ 9 ] ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 - 1
[10] SIMULATION, TROUBLE CODES . . . . . . . . . . . . . . . . . . . . . . . 10 - 1
[11] MAINTENANCE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 - 1
[12] USER PROGRAMS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 - 1
[13] ELECTRICAL SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 - 1
[14] CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 - 1
Parts marked with "
" are important for maintaining the safety of the machine. Be sure to replace these parts
with the replacement parts specified to maintain the safety and performance of the machine.

SERVICE MANUAL

(AR-157E)
CONTENTS
SHARP CORPORATION
CODE : 00ZAR157E/A1E
DIGITAL LASER COPIER/
PRINTER
AR-122E
AR-152E
AR-153E
AR-157E
MODEL
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.

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Summary of Contents for Sharp AR-122E

  • Page 1: Service Manual

    SERVICE MANUAL CODE : 00ZAR157E/A1E DIGITAL LASER COPIER/ PRINTER AR-122E AR-152E AR-153E (AR-157E) AR-157E MODEL CONTENTS [ 1 ] GENERAL ......... . . 1 - 1 [ 2 ] SPECIFICATIONS.
  • Page 3 CAUTION This product is a class 1 laser product that complies with 21CFR 1040 of the CDRH standard and IEC825. This means that this machine does not produce hazardous laser radiation. The use of controls, adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure.
  • Page 4 At the production line, the output power Caution of the scanner unit is adjusted to 0.57 This product contains a low power laser MILLI-WATT PLUS 20 PCTS and is device. To ensure continued safety do not maintained constant by the operation of remove any cover or attempt to gain access the Automatic Power Control (APC).
  • Page 5: Table Of Contents

    CONTENTS GENERAL DISASSEMBLY AND ASSEMBLY 1. Major functions ....... . . 1-1 1.
  • Page 6: General

    Scan Once Print Many function (Many copies are made by one scan.) Duplex: Auto duplex copy function Memory: Standard page memory FAX: FAX function. Descriptions of table Standard provision No function or no option available Opt: Option AL-12PKM AR-PG2 AR-122E/152E/153E AR-157E (Options) AR-SP5 AR-D16 AL-12PKM AR-PG2 AR-122E/152E/153E/157E GENERAL 1 - 1...
  • Page 7: Specifications

    Paper exit section Exit way Face down Capacity of output tray 100 sheets Originals Original set Center Registration (left edge) Max. original size A4 (8-1/2" x 14") Original kinds sheet, book Original size detection None AR-122E/152E/153E/157E SPECIFICATIONS 2 - 1...
  • Page 8 300 Wh/H *1) AR-153E 300 Wh/H *1) AR-157E 310 Wh/H *1) Average (stand-by) 80Wh/H *1) Pre-heat mode 18Wh/H *1) Auto power shut-off mode 4.5Wh/H *1) *1) May fluctuate due to environmental conditions and the input voltage. AR-122E/152E/153E/157E SPECIFICATIONS 2 - 2...
  • Page 9: Copy Performance

    Thermal papers, originals with punch holes for files, be used folded paper, transparent originals such as OHP films, stapled or clip used originals with cover up liquid used, Originals with tape sealed, originals with high level frictional coefficient such as photos or catalogs. AR-122E/152E/153E/157E SPECIFICATIONS 2 - 3...
  • Page 10: Consumable Parts

    CD=SD 10 (Developer: Net Weight 170g) Drum kit Drum AR-152DR Drum fixing plate Note: Printing of the master/individual cartons is made in 4 languages, English/French/German/Spanish. Packed together with the machine: DR 25K/Developer UN/Process UN AR-122E/152E/153E/157E CONSUMABLE PARTS 3 - 1...
  • Page 11: Environmental

    (1 - 9 = Jan. - Sep. 0 = Oct. X = Nov. Y = Dec.) Serial number of month Fixed to 1. Pack division (See table below) End digit of year Version No. –5˚C 45˚C AR-122E/152E/153E/157E CONSUMABLE PARTS 3 - 2...
  • Page 12: Td Cartridge Replacement

    1 The production control label is not attached to the cartridge of a China product. <Developer> Note: Never carry exposed Toner unit. Be sure to put it in the collection bag. Sub lot Production day Production month End digit of year Production place AR-122E/152E/153E/157E CONSUMABLE PARTS 3 - 3...
  • Page 13: External Views And Internal Structures

    19 Handle Power cord *1 SPF only *2 RSPF only 2. Internal Toner cartridge lock release button Toner cartridge Drum cartridge Drum cartridge handle Fusing unit release lever Charger cleaner Transfer charger AR-122E/152E/153E/157E EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 1...
  • Page 14: Operation Panel

    • Copying is possible when the indicator is on. copying. • Use to set a user program. • Press and hold down during standby to display the total number of • Press to start copying copies made to date. AR-122E/152E/153E/157E EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 2...
  • Page 15 OCR (if an OCR program is installed) Microsoft Word (if installed) Any application set in Button Manager 4) Press the start ( ) key. The selected application launches and scanning begins. AR-122E/152E/153E/157E EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 3...
  • Page 16: Motors And Solenoids

    Devices the duplex paper transport section 10 Original feed solenoid SPUS Original feed solenoid 11 Paper feed solenoid CPFS2 Cassette Paper feed solenoid 2 SRRC Original resist roller solenoid SPFS Original paper feed solenoid AR-122E/152E/153E/157E EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 4...
  • Page 17: Sensors And Switches

    12 2nd cassette Micro-switch 2nd cassette door open detection 1 or 0V of 5V at door open 13 PPD3 sensor PPD3 Transmission sensor Paper transport detection 3 "L" at paper pass AR-122E/152E/153E/157E EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 5...
  • Page 18: Pwb Unit

    CCD sensor PWB For image scanning LSU motor PWB For polygon motor drive TCS PWB For toner sensor control LSU PWB For laser control I/F PWB Scanner/GDI Printer control (parallel I/F, USB I/F) AR-122E/152E/153E/157E EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 6...
  • Page 19: Cross Sectional View

    Picks up a sheet of paper from the cassette. 15 Pickup roller Picks up documents. 16 Separation roller Separates documents to feed properly. 17 PS roller Feeds documents to the scanning section. 18 Paper exit roller Discharges documents. AR-122E/152E/153E/157E EXTERNAL VIEWS AND INTERNAL STRUCTURES 4 - 7...
  • Page 20: Unpacking And Installation

    Also make certain the outlet is properly grounded. Be sure to allow the required space around the machine for servicing and proper ventilation. Drum cartridge 8" (20cm) 8"(20cm) (installed in unit) 4" 4" (10cm) (10cm) AR-122E/152E/153E/157E UNPACKING AND INSTALLATION 5 - 1...
  • Page 21: Unpacking

    Grasp here and turn in the direction of the arrow. Lock Unlock 3) Ensure that the bypass tray is open and then open the side cover by pressing the open button on the side cover. AR-122E/152E/153E/157E UNPACKING AND INSTALLATION 5 - 2...
  • Page 22: Toner Cartridge Installation

    Developer unit and the machine with a screw. drop and Toner unit may drop. 15) Completion of Developer unit installation 7) Completion of Toner unit installation Close the front and side cabinets. AR-122E/152E/153E/157E UNPACKING AND INSTALLATION 5 - 3...
  • Page 23: Loading Copy Paper

    Note: After loading copy paper, to cancel the blinking "H" without restarting copying, press the clear ( ) key. The "P" in the display will go out and the ready ( ) indicator will light up. AR-122E/152E/153E/157E UNPACKING AND INSTALLATION 5 - 4...
  • Page 24: Copy Process

    Waste toner box To face Synchronization Paper release Fusing Transfer Manual feed Separation with drum down tray Heat roller Electrode Transfer charger Cassette paper feed Transfer high Heater lamp voltage unit Print process Paper transport route AR-122E/152E/153E/157E COPY PROCESS 6 - 1...
  • Page 25: Outline Of Print Process

    A uniform negative charge is applied over the OPC drum surface by Aluminum the main charging unit. Stable potential is maintained by means of the layer Scorotron charger. Non-image area Image area Positive charges are generated in the aluminum layer. About DC5.5KV ( 580V/ 390V) AR-122E/152E/153E/157E COPY PROCESS 6 - 2...
  • Page 26 Toner remaining on the drum is removed and collected by the cleaning blade. It is transported to the waste toner collecting section in the cleaning unit by the waste toner transport roller. Toner is attracted over the shadowed area because of the developing bias. AR-122E/152E/153E/157E COPY PROCESS 6 - 3...
  • Page 27 Voltage added to the screen grid can be selected, high and low. To make it easily understood, the figure below shows voltage transition at the developer unit. START STOP Print potential Toner attract Developing bias potential Drum potential High Time AR-122E/152E/153E/157E COPY PROCESS 6 - 4...
  • Page 28: Operational Descriptions

    5) The LSU emits laser beams according to the print data. (Electrical signals are converted into photo signals.) 6) The laser beams are radiated through the polygon mirror and various lenses to the OPC drum. AR-122E/152E/153E/157E OPERATIONAL DESCRIPTIONS 7 - 1...
  • Page 29: Scanner Section

    473 through the idle gear, the pulley gear, the belt 190, and the idle pulley to drive the optical unit. Scanner motor Pulley gear Idle pulley Belt 473 Belt 190 Optical unit Shaft Idle gear AR-122E/152E/153E/157E OPERATIONAL DESCRIPTIONS 7 - 2...
  • Page 30: Laser Unit

    (Refer to the figure below.) Makes the laser scanning speeds at both ends of the drum same as each other. d = e = f f LENS AR-122E/152E/153E/157E OPERATIONAL DESCRIPTIONS 7 - 3...
  • Page 31: Paper Feed Section And Paper Transport Section

    Level of the thermistor is controlled by the main PWB. Triac (in the power supply unit) With the signal from the main PWB, the triac is controlled on and off. (power supply PWB) AR-122E/152E/153E/157E OPERATIONAL DESCRIPTIONS 7 - 4...
  • Page 32 4) After more than half rotation of the pick-up roller, the paper feed latch is brought in contact with a notch on the clutch sleeve, stopping rotation of the pick-up roller. AR-122E/152E/153E/157E OPERATIONAL DESCRIPTIONS 7 - 5...
  • Page 33 (Refer to A-5 - 8.) roller is pressed to the surface of the paper to start paper feeding. 5) The solenoid turns off to close the gate and return to the initial state. MPFS MPFS AR-122E/152E/153E/157E OPERATIONAL DESCRIPTIONS 7 - 6...
  • Page 34: Spf Section

    Document transport (Transfer) (Exposure) (Document exit) (Fusing) POD ON (Paper exit) In the zooming mode, the magnification ratio in the sub scanning direction (paper transport direction) is adjusted by changing the document transport speed. AR-122E/152E/153E/157E OPERATIONAL DESCRIPTIONS 7 - 7...
  • Page 35 D - S (Duplex to Simplex) Rotation copy mode: The front and the back are in upside down each other. Copy mode without rotation: The front and the back are not in upside down. AR-122E/152E/153E/157E OPERATIONAL DESCRIPTIONS 7 - 8...
  • Page 36: Disassembly And Assembly

    (Cleaning the screen grid and the sawteeth.) 1. High voltage section A. List Part name Ref. Drum Transfer charger unit Charger wire B. Drum replacement 1) Remove the drum cover. (4 Lock Tabs) AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 1...
  • Page 37 Attach the drum from (b). (Prevention against the sub blade edge breakage) Attach the drum so that its position with the sub blade is as shown. Sub blade Be careful not to allow the moquette to cover the sub blade. Example of NG AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 2...
  • Page 38 1) Press the side cover open/close button and open the side cover. Transfer charger Lock pawl front D. Assembly procedure For assembly, reverse the disassembly procedure. E. Charger wire cleaning 1) Remove the charger cleaner from the manual paper feed unit. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 3...
  • Page 39: Operation Panel Section

    • The rest of the charger wire must be within 1.5mm. Refer to Fig.1 • The spring hook section (charger wire winding section) must be in the range of the projection section. • Be careful not to twist the charger wire. Charger wire Protrusion 1.5mm Fig.1 AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 4...
  • Page 40: Optical Section

    7) Remove the table glass. 3. Optical section A. List Part name Ref. Copy lamp unit Copy lamp Lens unit B. Disassembly procedure 1) Remove four screws, and remove the rear cabinet and the rear cabinet cover. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 5...
  • Page 41 12) Remove the rod. Note: Attach the FFC to fit with the marking line. Marking line 13) Lift the rear side of the carriage, remove the belt and the connec- tor, and remove the carriage. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 6...
  • Page 42: Fusing Section

    6) Remove the screw and remove the PPD2 sensor. 3) Cut the binding band, remove the screw, and remove the ther- mistor. PPD2 sensor Thermistor AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 7...
  • Page 43 8) Remove the spring and remove the separation pawls (3 pcs.). Heat roller disassembly (Continued from procedure (4).) 5) Remove screws, remove the fusing cover, and open the heat roller section. 9) Remove the E-ring and remove the reverse gate. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 8...
  • Page 44: Tray Paper Feed/Transport Section

    Note: Apply grease to the sections specified with *. 8) Remove two screws and remove the thermo unit. 4) Remove each connector and three screws, and remove the MCU PWB. C. Assembly procedure For assembly, reverse the disassembly procedure. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 9...
  • Page 45 7) Remove two springs and open the intermediate frame unit. detection sensor (PPD2). 6) Remove two screws and remove the toner motor. 8) Remove the pulleys on the both sides and remove the paper exit roller. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 10...
  • Page 46 9) Pull out the paper exit roller knob and remove the belt. 11) Remove the paper exit roller. 12) Remove the harness guide. 10) Release the belt pulley (a) lock and remove the belt pulley bearing. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 11...
  • Page 47 Scan inclination classification 3: – 0.5 – – 0.26 (White marking on release solenoid and the paper feed solenoid. the left of the production number label) LSU spacer not required Machine front side Machine rear side Add one LSU spacer. Add one LSU spacer. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 12...
  • Page 48 Fit the holes and attach. Insert into the positioning boss. 16) Remove each pawl, and remove the paper exit tray. <Machine front side> Fit the holes and attach. Insert into the positioning boss. Machine front side AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 13...
  • Page 49 PS roller unit. 20) Remove the E-ring and remove the spring clutch from the PS roller unit. PS roller unit PS roller unit PS semi-circuler PS semi-circular earth plate earth plate AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 14...
  • Page 50: Manual Paper Feed Section

    C. Assembly procedure For assembly, reverse the disassembly procedure. 6. Manual paper feed section A. List Part name Ref. Manual transport roller Cassette detection switch PPD1 sensor PWB Side door detection unit Back Wire treatment AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 15...
  • Page 51 3) Remove three screws and remove the single manual feed upper 5) Remove the E-ring and remove the manual paper feed transport frame. roller. 6) Remove the cassette detection switch. 4) Remove the PPD1 sensor PWB. Wire treatment Wire treatment AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 16...
  • Page 52 2) Remove the screw and remove the side door detection unit. Multi cover Back Wire treatment 3) Remove three screws and remove the multi paper feed upper Multi unit frame. 1) Remove the screw and remove the multi upper cover. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 17...
  • Page 53 7) Cut the binding band and remove the multi paper feed solenoid. Remove three E-rings and remove the manual paper feed roller Multi paper feed solenoid C. Assembly procedure For assembly, reverse the disassembly procedure. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 18...
  • Page 54: Rear Frame Section

    1) Remove four screws, and remove the rear cabinet and the rear cabinet cover. 5) Remove two screws and one connector, and remove the exhaust fan motor. C. Assembly procedure For assembly, reverse the disassembly procedure. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 19...
  • Page 55: Power Section

    * When installing, engage the pawl and install the unit. 1) Disconnect each connector. 2) Remove the screw, and remove the earth line. 3) Remove two screws, and remove the power PWB unit. C. Assembly procedure For assembly, reverse the disassembly procedure. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 20...
  • Page 56 2) Remove the paper sensor. 3) Remove the harness. D. Transport roller 1) Remove two E-rings. 2) Remove the transport roller. * Install so that the earth spring A is brought into contact over bearing AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 21...
  • Page 57: Duplex Motor Section (Rspf Model Only)

    2) Remove the 2nd paper feed roller. * When installing, hang the 2nd connection arm on the 2nd connection arm Spring B. Be sure to install so that the earth spring C is in contact under the bearing D. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 22...
  • Page 58: Reverse Roller Section (Rspf Model Only)

    2) Remove the spring, and the earth wire 3) Remove the reverse unit. B. Intermediate tray Remove the intermediate tray. B. Remove the reverse roller. 1) Bend the reverse roller and remove it. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 23...
  • Page 59 1) Remove the belt, the paper feed frame spring, and two harnesses. 2) Remove the sensor PWB. 2) Remove the pickup unit. 3) Remove the harness. Note: When reassembling, be careful of the hole position for the paper feed frame spring. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 24...
  • Page 60 3) Slide the bush in the arrow direction. 4) Lift the clutch pawl. 5) Remove the clutch unit. Note: When reassembling, hang the convex portion of the roller unit on the solenoid arm. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 25...
  • Page 61 1) Disconnect the connector, and cut the binding band. 2) Remove two screws, and remove the document tray unit. 3) Remove five screws, and remove the transport unit. Note: When reassembling, hang the belt on the boss. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 26...
  • Page 62 3) Remove the clutch. N. Solenoid 1) Remove the harness. 2) Remove two screws. 3) Remove the solenoid. P. Paper supply roller (1) Remove the parts. 1) Remove the two screws. 2) Remove the parts. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 27...
  • Page 63 2) Open the paper exit paper guide. 3) Remove the parts. Q. Paper entry sensor 1) Loosen the screw. 2) Open the paper exit paper guide. 3) Remove the paper entry sensor. 4) Remove the harness. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 28...
  • Page 64 2) Remove the paper feed paper guide upper. (3) Remove the paper exit roller. 1) Remove the parts. 2) Remove the paper exit roller. S. Paper exit roller (1) Remove the parts. 1) Remove two screws. 2) Remove the parts. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 29...
  • Page 65 Note: When reassembling, be careful of the groove and the hole positions of the spring. Note: When reassembling, hang 2) on the solenoid. (2) Remove the solenoid. 1) Remove the screw. 2) Remove the solenoid. AR-122E/152E/153E/157E DISASSEMBLY AND ASSEMBLY 8 - 30...
  • Page 66: Adjustments

    2) When the main PWB is replaced. magnification ratio adjustment 3) When the EEPROM in the main PWB is replaced. SPF mode scanning direction Auto, Manual, Photo lamp 4) When "U2" trouble occurs. magnification ratio adjustment AR-122E/152E/153E/157E ADJUSTMENTS 9 - 1...
  • Page 67 Paper rear edge void quantity TEXT lamp When the set value is changed by 1, the magnification ration is Print start position (Duplex back) PHOTO lamp changed by 0.1%. RSPF (Back) original center offset AE, TEXT, PHOTO lamps AR-122E/152E/153E/157E ADJUSTMENTS 9 - 2...
  • Page 68 Copy paper (A4 or 8 1/2 11 ) 2) Execute SIM 50 - 10 to select the print center offset (cassette paper feed) adjustment mode. The set adjustment value is displayed on the copy quantity display. AR-122E/152E/153E/157E ADJUSTMENTS 9 - 3...
  • Page 69: Copy Density Adjustment

    C. Necessary tool for copy density adjustment • One of the following test charts: UKOG-0162FCZZ, UKOG-0089CSZZ, KODAK GRAY SCALE • B4 (14" x 8 1/2") white paper • The user program AE setting should be "3." AR-122E/152E/153E/157E ADJUSTMENTS 9 - 4...
  • Page 70: High Voltage Adjustment

    Auto T/S mode Auto lamp/Photo lamp ON "3" is slightly copied. 3) Make a copy. Check the adjustment level (shown in the above table) of the exposure test chart (Sharp Gray Scale). Sharp Gray Scale adjustment level Non toner save mode...
  • Page 71: Duplex Adjustment

    Void area 5 10 less than 4 mm Table glass 3) Using the user simulation [18], set the paper size of the first cassette. • Letter paper: 4 • A4 paper: 3 AR-122E/152E/153E/157E ADJUSTMENTS 9 - 6...
  • Page 72 4) Make a copy and check the void area of the scale on the image. Adjust the setting so that the void area is 2 - 4 mm. An increase of 1 in setting represents an increase of 0.1 mm in void area. l Void position to be checked AR-122E/152E/153E/157E ADJUSTMENTS 9 - 7...
  • Page 73: Simulation, Trouble Codes

    Press the clear key. and the machine enters Press the COPY COPY QUANTITY the ready state for key. display. entering the main code. The entered value Press the clear key. is registered. AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 1...
  • Page 74: List Of Simulations

    Main motor operation check (Cooling fan motor rotation check) SPF scan position automatic adjustment Polygon motor ON Laser system Polygon motor check operation (HSYNC output check) Shading Shading check Self print Self print AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 2...
  • Page 75: Contents Of Simulations

    • Multiple key inputs are ignored. Fusing lamp, cooling fan operation check When the PRINT switch is pressed, the fusing lamp repeats operations of 500ms-ON and 500ms-OFF 5 times. During that time, the cooling fan motor rotates. AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 3...
  • Page 76 The currently set code (default) of the maintenance cycle is displayed, and the newly set data are saved. Code Setup 3,000 sheets 6,000 sheets 9,000 sheets 13,000 sheets 25,000 sheets *Default Free (999,999 sheets) AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 4...
  • Page 77 When the PRINT switch is pressed, the SPF JAM total count value is reset to 0. Scanner mode counter clear When the PRINT switch is pressed, the scanner mode counter is reset to 0. AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 5...
  • Page 78 China (EX JAPAN AB series + Chinese paper support) Machine conditions check When this simulation is executed, the current machine setup is displayed. Copy quantity display 10 cpm 12 cpm 13 cpm 14 cpm 15 cpm AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 6...
  • Page 79 2. Enter the code number and press the START key, and the setting will be changed. (For any number different from the following ones, the default time is automatically set.) Code number Setting Default (330 msec) –40 msec –30 msec –20 msec –10 msec Default (330 msec) +10 msec +20 msec +30 msec +40 msec AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 7...
  • Page 80 JAM lamp Paper exit sensor (POD) Photoconductor cartridge replacement lamp 2nd CS paper sensor (PPD3) 2nd cassette lamp New drum cartridge sensor (PUIS) Zoom lamp Single manual feed paper sensor (MFD) AE lamp AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 8...
  • Page 81 ±0°C * Default –8°C –6°C –4°C –2°C ±0°C +2°C +4°C +6°C +8°C Setup of fusing control of postcard size paper Code number Setup Cancel * Default Setup The default for Japan model is “1.” AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 9...
  • Page 82 TEXT mode (300dpi) TEXT mode lamp PHOTO mode PHOTO mode lamp TS mode (TEXT) (300dpi) TEXT mode lamp & PHOTO mode lamp TS mode (AE) (300dpi) AE mode lamp & PHOTO mode lamp AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 10...
  • Page 83 TEXT mode (600dpi) TEXT mode lamp PHOTO mode PHOTO mode lamp TS mode (TEXT) (600dpi) TEXT mode lamp & PHOTO mode lamp TS mode (AE) (600dpi) AE mode lamp & PHOTO mode lamp AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 11...
  • Page 84 Code number Component of use Green * Default Blue Copy mode Display lamp AE mode (including TS) AE mode lamp TEXT mode (including TS) TEXT mode lamp PHOTO mode PHOTO mode lamp AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 12...
  • Page 85 (2) In case of a scan error of the reference line, the jam lamp lights up. (Cause) CCD error, no white board installed. If the automatic correction of the magnification ratio cannot provide a satisfactory result, use the manual correction. AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 13...
  • Page 86 When the value B is increased by 10, the void is increased by about 1mm. (When set to 25 or less, the void becomes zero.) The SPF adjustment is performed by adjusting the SPF image scan start position. AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 14...
  • Page 87 Lamp ON Image cut rear edge void quantity (RSPF) AE lamp Paper rear edge void quantity TEXT lamp Print start position (Duplex back) PHOTO lamp RSPF (Back) original center offset AE, TEXT, PHOTO lamps AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 15...
  • Page 88 PRINT switch, and paper feed operation will be made from the selected cassette and printing of the selected pattern will be made. Printing is in 1by2 mode, or grid pattern. Code number Pattern 1by2 Grid pattern 2 – 99: print in 1by2. AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 16...
  • Page 89: Trouble Codes

    The lock signal (specified rpm signal) does not return within a certain time (about 20 sec) from starting the polygon motor rotation Counter sum check error When the counter check sum value stored in the EEPROM is abnormal. EEPROM serial When a communication trouble occurs with the EEPROM. communication error AR-122E/152E/153E/157E SIMULATION, TROUBLE CODES 10 - 17...
  • Page 90: Maintenance

    (If Stop is selected, the LED will flash and stop at 25K.) Default: Not Stop Clear: SIM 24-06 Maintenance Selection is available among 18K, 13K, 9K, 6K, 3K, and free (no lighting) with SIM 21-1. Default: free Clear: SIM 20-1 Machine Not stop. AR-122E/152E/153E/157E MAINTENANCE 11 - 1...
  • Page 91: User Programs

    • For setting, refer to the following set codes. 6) Press either one of the exposure adjustment keys ( ) to complete the setting. • Display lamps ( ) go off and the copy quantity dis- play returns to the normal state. AR-122E/152E/153E/157E USER PROGRAMS 12 - 1...
  • Page 92: Density Level Adjustment

    • When the machine enters the SPF exposure adjustment mode once, the adjustment mode is not changed though a document is removed from the SPF until the setup is completed. • This function is not available for the OC model. AR-122E/152E/153E/157E USER PROGRAMS 12 - 2...
  • Page 93: Electrical Section

    [13] ELECTRICAL SECTION 1. Block diagram A. Overall block diagram LATCH DMT0/1/2/3 Clock,Data, TM– TM+, AR-122E/152E/153E/157E ELECTRICAL SECTION 13 - 1...
  • Page 94 B. MCU PWB unit AR-122E/152E/153E/157E ELECTRICAL SECTION 13 - 2...
  • Page 95: Circuit Descriptions

    Data bus Analog NC Pull-Up Data I/O Data bus input Data I/O Data bus SIN1 Input HC151 select detection Data I/O Data bus SIN2 Input HC151 select detection DGND SIN3 Input HC151 select detection AR-122E/152E/153E/157E ELECTRICAL SECTION 13 - 3...
  • Page 96 Tr array IC SPF/RSPF motor GND(CORE/DC) Power current control signal cpu_ad1 CPU address bus 15 mrps2 Tr array IC SPF/RSPF motor 10 sgs Tr array IC SPF/RSPF gate current control signal solenoid control signal "H":ON AR-122E/152E/153E/157E ELECTRICAL SECTION 13 - 4...
  • Page 97 46 miron Buffer IC SPF scanner select connector communication port) signal 84 ie1284_parad1 IN/OUT I/F board DATA bus (IEEE1284 47 GND(AC) Power connector communication port) 48 spfon Buffer IC SPF ON signal 85 GND(AC) Power AR-122E/152E/153E/157E ELECTRICAL SECTION 13 - 5...
  • Page 98 116 ram_data13 IN/OUT SDRAM SDRAM (Image 143 GND(AC) process page 144 ram_mad8 SDRAM SDRAM (Image memory) data bus process page 117 ram_data12 IN/OUT SDRAM SDRAM (Image memory) address bus process page memory) data bus AR-122E/152E/153E/157E ELECTRICAL SECTION 13 - 6...
  • Page 99 CCD PWB Image scan data 232 cpudata13 IN/OUT CPU CPU data bus 187 afp_data1 CCD PWB Image scan data 233 cpudata12 IN/OUT CPU CPU data bus 188 GND(AC) Power 234 cpudata11 IN/OUT CPU CPU data bus AR-122E/152E/153E/157E ELECTRICAL SECTION 13 - 7...
  • Page 100 The CPU controls ON/OFF of the heater lamp by this input voltage becomes HIGH, and the HL signal is lowered to the GND potential level. through IC124, stopping generation of the heater lamp ON signal. (IC120 1pin is normal LOW.) AR-122E/152E/153E/157E ELECTRICAL SECTION 13 - 8...
  • Page 101 IC125 to the control circuit in the main motor to rotate the main Circuit motor. When the main motor speed reaches the specified rpm, the ( Main Motor) MMLD signal is turned LOW and passed through IC115 to the CPU. TD62503F ASIC MMLD AR-122E/152E/153E/157E ELECTRICAL SECTION 13 - 9...
  • Page 102 PGND 510J 0.1u PGND PGND (5-C1) MMref0 (5-C1) MMref1 (5-C1) MMref2 PGND C207 C206 CP201 CP202 0.1u 1u/16V 0603FA1.5A 0603FA1.5A CP101 CP102 ICP-N38 ICP-N38 PGND 24VM 24Vdup C209 C210 C208 47u/35V 0.1u/50V 0.1u/50V PGND AR-122E/152E/153E/157E ELECTRICAL SECTION 13 - 10...
  • Page 103 (Semiconductor switch) smoothing circuit Rectifying/ +12V regulator IC smoothing circuit (with ON/OFF function) Rectifying/ smoothing circuit (Semiconductor switch) Control +3.3V Overcurrent Constant-voltage regulator IC protection circuit circuit detection circuit fig (1) Block diagram AR-122E/152E/153E/157E ELECTRICAL SECTION 13 - 11...
  • Page 104 C010, suppressing a rush current. The rectifying/smoothing circuit rectifies a 50/60Hz AC voltage with the rectifying circuit, and smoothes it with the smoothing capacitor C010. secondary winding voltage fig (5) Operation waveform of the flyback converter AR-122E/152E/153E/157E ELECTRICAL SECTION 13 - 12...
  • Page 105 The high frequency pulse generated by the inverter circuit is decreased by the converter transformer, rectified by the high frequency diode D103, and smoothed by C103 and C104. Voltage waveform Voltage waveform fig (7) +5V rectifying/smoothing circuit voltage waveform AR-122E/152E/153E/157E ELECTRICAL SECTION 13 - 13...
  • Page 106: Circuit Diagram

    PC5/A5 12 PF4/HWR PC4/A4 11 BR124 PF3/LWR Vss 10 WAIT/BREQO LCAS PF2/ PC3/A3 9 PF1/BACK PC2/A2 8 PF0/BREQ PC1/A1 7 P50/TxD2 PC0/A0 6 BR121 P51/RxD2 VCC 5 NC 4 Vss 3 PG4/CS0 P52/SCK2 P53/ADTRG PG3/CS1 AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 1...
  • Page 107 AFP_DATA5 SPUS (5-A2) SPUS 12 SRRC (5-A2) GND(CORE/DC) SRRC 11 (5-A2) AFP_DATA4 SGS 10 AFP_DATA3 CPU_AD0 VCC(AC) GND(CORE/DC) AFP_DATA2 CPU_AD1 AFP_DATA1 CPU_AD2 GND(AC) VCC(CORE/DC) AFP_DATA0 CPU_AD3 GND(AC) CPU_AD4 SFCLK CPU_AD5 TM2_24M CPU_AD6 22000p C163 AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 2...
  • Page 108 R289 R287 OPEN R288 10kJ R286 OPEN AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 3...
  • Page 109 100p C192 100p C191 100p C190 0.1u C189 AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 4...
  • Page 110 AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 5...
  • Page 111 OPEN D115 OPEN D114 OPEN D113 OPEN D112 OPEN D108 OPEN D107 OPEN D106 OPEN D105 AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 6...
  • Page 112 AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 7...
  • Page 113 OPEN C333 OPEN C332 OPEN C331 OPEN C330 OPEN C329 AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 8...
  • Page 114 1000p C309 0.1u C308 1000p C312 1000p C311 1000p C310 0.1u/50V C314 0.1u/50V C313 AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 9...
  • Page 115 /Q26 /Q30 4.7KJ 1000p R337 C316 4.7KJ 1000p /Q25 /Q31 R326 C315 4.7KJ 1000p R355 C313 /Q24 /Q23 GND5 /Q22 GND4 /Q21 GND3 /Q20 GND2 /Q19 GND1 /Q18 /Q17 CLOCK /Q11 /Q10 /LATCH /STROBE AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 10...
  • Page 116: Power Supply

    3. POWER SUPPLY POWER SUPPLY (120V/127V) AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 11...
  • Page 117 AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 12...
  • Page 118: Noise Filter Circuit

    POWER SUPPLY (220V/240V) 4. NOISE FILTER CIRCUIT AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 13...
  • Page 119 AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 14...
  • Page 120: Actual Wiring Diagram

    PPD2 sensorPWB PULUP5V PPD2 CN120 D-GND PULUP5V PPD2 D-GND RTH_IN RTH_IN D-GND Thermisto D-GND B5B-PH-K-S Fuser unit CN123 Manual Paper /MPFS PULUP5V Feeding unit D-GND B5B-PH-K-R DUPLEX MAIN TONER For DSPF Model Only For S AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 15...
  • Page 121 24VIN 24VIN HLOUT PGND PGND B24B-PHDSS-B DUPLEX INTERLOCK SW Cover open (SIDE DOOR SW) detecter UNIT *A – E have detail view For DSPF Model Only For SPF/DSPF Model Only For DSPF Model Only AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 16...
  • Page 122 5VEN PGND 3.3VIN D-GND Lamp 5VIN 3.3VIN /POFF 5VEN 12VIN 3.3VIN LOW VOLTAGE 24VIN 5VIN POWER SUPPLY UNIT /POFF 24VIN 12VIN 24VIN HLOUT PGND 24VIN CN001 PGND AC-ORD B24B-PHDSS HLOUT PGND PGND POWER UNIT AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 17...
  • Page 123 DRM RESET SW (PSL) (PSL) D-GND 5VEN 5VEN D-GND D-GND SELIN3 SELIN3 SELIN2 SELIN2 SELIN1 SELIN1 OPERATION OP-DATA OP-DATA OP-LATCH OP-LATCH PANEL PWB OP-CLK OP-CLK (BEO) (BEO) (KIN1) (KIN1) (KIN2) (KIN2) DRST DRST D-GND D-GND 18FE-BT-VK-N AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 18...
  • Page 124 /ACK /ACK D-GND BUSY BUSY D-GND D-GND SLCT SLCT D-GND /INT /INT D-GND /SLCTIN /SLCTIN D-GND /AUTOFD /AUTOFD /INT /STB /STB /FAULT GDIIN GDIIN D-GND D-GND D-GND D-GND D-GND HLHIN 35FE-BT-VK-N 35FE-BT-VK-N /SLCTIN IEEE1284_CN AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 19...
  • Page 125 D-GND SPF SENSOR SDSW SPPD SB4D CN101 D-GND D-GND /SPUS SDSW SDSW SPID SPID SENSOR PWB /SPFS /SRRC /SGS SPMT-1 SPMT-0 SPMT-3 24VM SPMT-2 SPMT-2 MOTOR SPMT-0 SPMT-3 24VM 24VM 24VM SPMT-1 R-SPF UNIT AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 20...
  • Page 126 2nd Paper feeding unit CN115 /CPFS2 /CPFS2 /CPFS2 PF SOLENOID OED2 TRAY DETECT PPD3 PPD3 D-GND SWITCH D-GND D-GND D-GND D-GND D-GND PPD3 PHOTO SENSOR D-GND D-GND OED2 OED2 D-GND D-GND 2nd Paper feeding unit (OPTION) AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 21...
  • Page 127 ACTUAL WIRING DIAGRAM 7/7 (MANUAL PAPER FEEDING UNIT) CN123 /MPFS Multi feeding solenoid B5B-PH-K-R Multi Manual Paper Feeding unit CN123 MFD sensor PWB PULUP5V D-GND B5B-PH-K-R Single Manual Paper Feeding unit Manual Paper Feeding unit AR-122E/152E/153E/157E CIRCUIT DIAGRAM 14 - 22...
  • Page 129 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 130 COPYRIGHT 2002 BY SHARP CORPORATION All rights reserved. Printed in Japan. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.

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