Sharp AR-M350N/M450N Service Manual

Sharp laser printer service manual

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[1] INTRODUCTION
The AR-M350U/M450U and AR-M350N/M450N are minor change models based on the AR-M350/M450.
This service manual only provides information on these minor changes.
In addition to this service manual, the documents listed below are required to properly maintain these machines.
•AR-M350/M450
Service Manual : 00ZARM350/A1E
•AR-P350/P450
Service Manual : 00ZARP350/A2E
•AR-NC5J
Service Manual : 00ZARNC5J/A1E
Note: Depending on the option, additional service documentation may be required.
[2] LIST OF DIFFERENCES FROM AR-M350/M450
A.Product composition
Base Engine
Print Speed
Multi Function Controller
Multi Function Controller(for U-Model)
Print Server Card
Printer Extension Kit
*1: Installation of the AR-P14 on the AR-M350U/M450U will provide similar functionality to that of the AR-M350/M450.
Parts marked with "
Be sure to replace these parts with specified ones for maintaining the safety and performance of the set.
MODEL
Model Name
Printer Option Model
AR-M11
Not Available
AR-NC5J
AR-P14
" are important for maintaining the safety of the set.
SHARP CORPORATION
CODE : 00ZARM350UA1E

LASER PRINTER

AR-M350U/M450U
AR-M350N/M450N
Parts Guide : 00ZARM450/P1E
Parts Guide : 00ZAR350LPP1/
NIC Standard Model
AR-M350U
AR-M350N
AR-M450U
AR-M450N
35ppm
45ppm
Not Available
Standard
Standard
Not Available
Not Available
Standard
Option
Not Available
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
OPTIONS
AR-P14
Circuit Diagram : 00ZARM350/C1/
Circuit Diagram : 00ZARP350/C1/
Note
35ppm
45ppm
Not registered as a product
*1

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Table of Contents
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Summary of Contents for Sharp AR-M350N/M450N

  • Page 1: Laser Printer

    [1] INTRODUCTION The AR-M350U/M450U and AR-M350N/M450N are minor change models based on the AR-M350/M450. This service manual only provides information on these minor changes. In addition to this service manual, the documents listed below are required to properly maintain these machines.
  • Page 2: System Configurations

    Model Name MFP model (35ppm) AR-M350 MFP model (45ppm) AR-M450 MFP model (35ppm) AR-M350U MFP model (45ppm) AR-M450U (Without network printer function) MFP model (35ppm) AR-M350N (With NIC card (standard)) MFP model (45ppm) AR-M450N B/W scanner module/DSPF(AR-EF1) Duplex module/bypass tray(AR-DU4)
  • Page 3: List Of Combination Of Peripheral Devices

    Hard disk drive Multi-function controller board int server card Network printer kit = Must be installed together. = Any of the units must be installed together. = Must be installed for installation of the stand/3 x 500 sheet paper drawer or the stand/MPD &...
  • Page 4 B.AR-M350N/M450N As shown in the table below, some other peripheral devices ( B ) may be needed for installation of a peripheral device ( A ) and some peripheral devices cannot be installed together. Related for scanner feature B/W scanner module/DSPF...
  • Page 5: Basic Specification

    The print area of this product is shown below. Paper size Printable area If a printer driver for Windows or Macintosh is used for printing, the printable area will be smaller. The actual printable area depends on the printer driver to be used.
  • Page 6: Specific Function

    Not provided detection Exit tray full detection Provided 2. Specific Function A. Printer Function (1) Platform IBM PC/AT (Include compatible machine) Macintosh (680x0), Power Macintosh, iMac, G3Macintosh For Macintosh OS, the PS3 expansion kit and NIC card are required. (2) Support OS...
  • Page 7: Scanner Function

    e. Font When an optional PS3 expansion kit is installed Function PCL5e/ PCL6 Resident font 45 fonts 136 fonts Download font Bitmap Bitmap TrueType, Type1 Graphic TrueType f. Others When an optional PS3 expansion kit is installed Function PCL5e/ PCL6 Watermark*7 Overlay Job retention*1...
  • Page 8 (5) Image Process Half tone reproduction Equivalent to 256 levels Exposure adjustment Light / Auto / Dark Quality selection Half-tone ON/OFF Resolution* Normal ( 200x200dpi ) Fine ( 300x300dpi ) Super fine ( 400x400dpi ) Ultra fine ( 600x600dpi ) Varies with the file type/transmission method (6) Original Memory Standard...
  • Page 9 (7) Copy Function Function APS Paper type select Auto tray switching Rotation copy Electronic sort Rotation sort Reserved copy Prior tray setting Recall/register of program Proof copy Preheat function Auto power shut-off function Account control Communication support (RIC) Card counter support Coin vendor support Special Margin shift...
  • Page 10: Consumable Parts

    [5] CONSUMABLE PARTS 1.Supply system table Note: The consumable parts are the same as those of the AR-M350/M450 and the AR-P350/P450. A.USA Name Toner CA(Black) Toner(Toner : Net Weight 814g) Developer Developer(Developer : Net Weight 450g) Drum Drum 50K maintenance kit Cleaner blade Drum separation pawl Screen grid...
  • Page 11: Production Number Identification

    2.Production number identification A. Drum cartridge The lot number, printed on the front side flange, is composed of 10 digits, each digit showing the following content: Number For this model, this digit is 2. Alphabet Indicates the model conformity code. T for this model. Number Indicates the end digit of the production year.
  • Page 12: Unpacking And Installation

    Finishing device Main unit Paper feeding device Install controller board, facsimile unit or other electric devices. AR-HD3 Controller board, AR-FX5/AR-MM9 facsimile unit or other AR-PK1 electric devices AR-NS2 installed? AR-NC5J (Not required for the AR-M350N/M450N) AR-P14 (Only AR-M350U/M450U) Extended memory...
  • Page 13 ROMs are locked with the fittings of the sockets. <5>Re-attach the control PWB. Attach the control PWB to the main unit of the printer and fix it using five screws. AR-M350U UNPACKING AND INSTALLATION 6-2...
  • Page 14 2) Turn on the main switch of the main unit of the printer. Insert the power plug of the main unit of the printer to the outlet. Then, turn the main switch located on the front side of the main unit to the "ON"...
  • Page 15: Self Print Of Set Values

    [7] MAINTENANCE 1. Self print of set values Use SIM 22-6 to print the set values (machine settings) and jam history. These values must be printed before execution of maintenance or disassembly procedures. 2. Maintenance System Table The maintenance system table is the same as that of the AR-M350/M450. A.
  • Page 16: Engine Section

    B. Engine section For disassembly procedures, refer to the AR-P350/P450 Service Manual. Check (Clean, replace, or adjust as necessary.) Unit name Part name Drum peripheral Drum Cleaner blade Toner reception seal Side molt Transfer roller Discharge plate TR bearing (F/R) Transfer roller collar After-transfer star ring TR gear...
  • Page 17: Peripheral Devices

    C. Peripheral devices Check (Clean, replace, or adjust as necessary.) Option name Part name Paper feed Paper feed + Manual feed separation section rollers Separation pad Torque limiter Transport section Transport rollers Transport paper guides Drive section Gears Belts Other Sensors Desk Paper feed...
  • Page 18 Paper feed desk not installed AR-MU1 Multi-purpose tray installed AR-D14/D15 Paper feed desk installed AR-D13 Tandem desk installed PRINTER Printer board AR-M11 MFP board AR-M12 * MFP board (U model) AR-M13 * MFP board (S model) No expansion memory ***MB...
  • Page 19: Circuit Diagram

    [9] CIRCUIT DIAGRAM 1. MFP Control PWB(for AR-M350U/M450U) A.Block Diagrams General TMPR4955AF-200 SysAD[54:33] MAA[12:0] MD[63:0] LDATA[15:0] SYSTEM Controller Dracula MEMD[31:0] Slot1,2,3 LA[22:2] SDRAM SDRAM DIMM 64MByte 64/128/ (128Mbit x 4) 256MB IOA[15:1] I/O G/A EEPROM (ASIC1) (64Kbit) IOD[7:0] PCI Bus ICU ASIC HDD PWB JCI-NIC...
  • Page 20 CPU Block 1.5V(Core) 3.3V(I/O) TDI, TMS, TDO ,TCK, TRST* COLDRST CPURST 3_EXTRQST TMPR4955AF NMI, INT0* 200Mhz IC20 160pin-QFP SysCMD[8:0], SysAD[31:0] INT1*,INT2*,INT3* Regulator Clock buffer 66.666Mhz System Controller IC19 SysAD[54:33] Address Buffer IC12, 21 LCX16245 IC16, 24 I/O G/A IC32 AR-M350U CIRCUIT DIAGRAM 9-2 Engine I/F CN13 JTAG...
  • Page 21 ROM Block ( Flash & Mask ) SysAD[54:32] Address Buffer IC12, 21 SysAD[31:0] LCX16245 IC16, 24 ROMBUFOE* ROMBUFDIR* CODECS0* CODECS1* CODECS2* CODECS3* FONTCS0* FONTCS1* System I/O G/A FONTCS2* FONTCS3* Controller FONTCS4* IC32 FONTCS5* IC19 FONTCS6* FONTCS7* 456pin- 240pin- LA[22:2] MEMD[31:0] DIMM Slot CN4:8MB-Flash CN5:8MB-Flash...
  • Page 22 SDRAM Block ( Standard & Option ) MAA[12:0] MD[63:0] SDQMA[7:0] System Controller IC19 456pin- SDA,SCL DRCLK MEMCLK0 SDRAM IC4, 5,6,7 MCS0 128Mbit x 4 MRASA MCASA BSEL0A,1A CKEA DIMM Slot MCS1A,2A MRASA (64,128,256MB) MCASA BSEL0A,1A CKEA AR-M350U CIRCUIT DIAGRAM 9-4 66.666Mhz Clock buffer...
  • Page 23 PCI Block ( ICU & Option ) PCI-Bus System Controller IC19 456pin-BGA SDRAM IC22, IC27 24MB Scanner I/F ICU ASIC Engine I/F PM2500 IC25 CN13 304pin-QFP IC13 160pin-QFP Selector IC14 66.66Mhz 68.5Mhz 40.57Mhz 31.55.Mhz JCI-NIC (100Base-T) no support for STD control PWB J HDD-PWB CN12 (2.5inch HDD)
  • Page 24 I/O Block ( EEPROM & Misc I/O ) System Controller IC19 456pin-BGA IOA[15:1] 16373 IC34 IOD[7:0] IC31 14.7456Mhz IOA[15:1] IOD[7:0] I/O G/A IC32 240pin-QFP VCC_B EEPROM IC36 64Kbit AR-M350U CIRCUIT DIAGRAM 9-6 IEEE1284 I/F RIC I/F (RS232C) CN14 Engine I/F CN13 Scanner I/F Xtal...
  • Page 25 AR-M350U CIRCUIT DIAGRAM 9-7...
  • Page 26 B. Circuit Diagram [DRAGON-D10][CPU TX4955] SYSADC2 SYSADC3 SYSADC0 SYSADC1 SYSADC[3:0] A_SYSAD[31:0] CPUCLK 3.3V R122 4.7K JTDO_A JTDI JTCLK JTMS 3.3V JTRST R112 3_VALIDIN 3_VALIDOUT 3_RELEASE VCCOK A_SYSCMD[8:0] + C125 3.3V 10uF/16V BR26 3.3V R123 A_SYSAD4 A_SYSAD5 A_SYSAD6 A_SYSAD7 A_SYSAD8 A_SYSAD9 A_SYSAD10 A_SYSAD11 A_SYSAD12...
  • Page 27 IC20 TMPR4955AF-200 R100 4.7K 1.5V DIVMODE0 DIVMODE1 MODE43* VCCIO A_SYSAD27 SYSAD27 A_SYSAD26 SYSAD26 VCCINT A_SYSAD25 SYSAD25 VCCIO A_SYSAD24 SYSAD24 A_SYSAD23 SYSAD23 VCCINT A_SYSAD22 SYSAD22 VCCIO A_SYSAD21 SYSAD21 A_SYSAD20 SYSAD20 VCCINT A_SYSAD19 SYSAD19 VCCIO A_SYSAD18 SYSAD18 A_SYSAD17 SYSAD17 VCCINT A_SYSAD16 SYSAD16 VCCIO ENDIAN VCCIO...
  • Page 28 [Print Controller (for AR-M350U / M450U) (1/3)] SYSCMD[8:0] SYSAD[54:33] SYSAD[31:0] 3_VALIDIN 3_EXTRQST DRINT NMI_DR VCCOK 1,10,11,17,18 CPURST 1,7,9 COLDRST 3,10,11,12,22 PONRST DRCLK SDQMA[7:0] IC19A SYSCMD8 SYSCMD8 SYSCMD7 SYSCMD7 SYSCMD6 SYSCMD6 SYSCMD5 SYSCMD5 SYSCMD4 SYSCMD4 SYSCMD3 SYSCMD3 SYSCMD2 SYSCMD2 SYSCMD1 SYSCMD1 SYSCMD0 SYSCMD0 SYSAD63...
  • Page 29 AB11 AC12 MRAS_ AF11 MCAS_ AD12 MWE_ AC13 BSEL1 AE12 BSEL0 AE11 MCS_4 AD11 MCS_3 AC11 MCS_2 AF10 MCS_1 AE10 MCS_0 AE16 MAD12 AB15 MAD11 AC15 MAD10 AF16 MAD9 AD15 MAD8 AE15 MAD7 AF15 MAD6 AD14 MAD5 AE14 MAD4 AF14 MAD3 AF13 MAD2...
  • Page 30 [Print Controller (for AR-M350U / M450U) (2/3)] 3.3V IC19B 0.1uF 0.1uF 0.1uF C100 AB10 0.1uF C106 AB14 AB17 AB22 AC18 22uF/16V 22uF/16V 2.5V CVDD CVDD CVDD 0.1uF AB13 CVDD 0.1uF 0.1uF 0.1uF C128 22uF/16V C114 22uF/16V C115 KS5M0U1347CBP DREQ0 DREQ3 DACK3 DACK0 STC0...
  • Page 31 BR42 BR46 3.3V BR45 3.3V R135 ROMCLK 4.7K NO ASM EEPWP 3.3V EEPCLK EEPDATA 3.3V 4.7K R128 4.7K AD10 R132 4.7K NO ASM AC10 R133 4.7K R146 4.7K R111 4.7K R150 4.7K NO ASM R110 4.7K NO ASM R145 R144 R114 R115 C133...
  • Page 32 [Print Controller (for AR-M350U / M450U) (3/3)] A_SYSCMD[8:0] A_SYSAD[31:0] A_SYSCMD8 SYSCMD8 BR44 A_SYSCMD3 SYSCMD3 A_SYSCMD2 SYSCMD2 A_SYSCMD1 SYSCMD1 A_SYSCMD0 SYSCMD0 BR43 A_SYSCMD7 SYSCMD7 A_SYSCMD6 SYSCMD6 A_SYSCMD5 SYSCMD5 A_SYSCMD4 SYSCMD4 BR66 A_SYSAD0 SYSAD0 A_SYSAD1 SYSAD1 A_SYSAD2 SYSAD2 A_SYSAD3 SYSAD3 BR65 A_SYSAD4 SYSAD4 A_SYSAD5 SYSAD5...
  • Page 33 IC19C SYSCMD[8:0] PCICLKI PCICLKO PCIMODE PCI_CBE3 PCI_CBE2 PCI_CBE1 PCI_CBE0 SYSAD[31:0] PCIAD31 PCIAD30 PCIAD29 PCIAD28 PCIAD27 PCIAD26 PCIAD25 PCIAD24 PCIAD23 PCIAD22 PCIAD21 PCIAD20 PCIAD19 PCIAD18 PCIAD17 PCIAD16 PCIAD15 PCIAD14 PCIAD13 PCIAD12 PCIAD11 PCIAD10 PCIAD9 PCIAD8 PCIAD7 PCIAD6 PCIAD5 PCIAD4 PCIAD3 PCIAD2 PCIAD1 PCIAD0 PCI_PARITY...
  • Page 34 [SDRAM] MCS0 MRASA MCASA 3_MD[63:0] SDQMA[7:0] MAA[12:0] BSEL0A BSEL1A MAA0 MAA1 MAA2 MAA3 MAA4 MAA5 MAA6 MAA7 MAA8 MAA9 MAA10 A10/AP MAA11 MAA12 3.3V 0.1uF SDQMA1 UDQM SDQMA0 LDQM MEMCLK0 CKEA MT48LC8M16A2TG-75 MAA0 MAA1 MAA2 MAA3 MAA4 MAA5 MAA6 MAA7 MAA8 MAA9 MAA10...
  • Page 35 3_MD32 3_MD33 3_MD34 3_MD35 3_MD36 3_MD37 3_MD38 3_MD39 3_MD40 3_MD41 3_MD42 A10/AP QD10 3_MD43 QD11 3_MD44 QD12 3_MD45 QD13 3_MD46 QD14 3_MD47 QD15 3.3V VCCQ VCCQ VCCQ C299 VCCQ VSSQ 0.1uF VSSQ VSSQ DQMA5 UDQM VSSQ DQMA4 LDQM CAS# RAS# MT48LC8M16A2TG-75 3_MD48 3_MD49...

This manual is also suitable for:

Ar-m350u/m450uAr-m350nAr-m450nAr-m350uAr-m450u

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