Sharp FO-4650 Service Manual Download Page 13

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FO-4650U

5 – 1

CHAPTER 5. CIRCUIT DESCRIPTION

[1] Circuit description

Refer to the service manual of FO-4700U/FO-47UC

[2] Circuit description of Control PWB

Refer to the service manual of FO-4700U/FO-47UC

[3] Circuit description of LIU PWB

Refer to the service manual of FO-4700U/FO-47UC

[4] Circuit description of Operation PWB

Refer to the service manual of FO-4700U/FO-47UC

[5] Circuit description of Power Supply PWB

Refer to the service manual of FO-4700U/FO-47UC

Summary of Contents for FO-4650

Page 1: ... spot damage to the retina The following cautions must be observed to avoid exposure of the laser beam to your eyes at the time of servicing 1 When a problem in the Laser Optical Unit has occurred the whole Optical Unit must be exchanged as a unit 2 Do not look into the machine with the Main Switch turned on after removing the Toner Developer Unit and Drum Cartridge 3 Do not look into the laser be...

Page 2: ...diagram 4 2 3 Point to point diagram and connector signal name 4 3 CHAPTER 5 CIRCUIT DESCRIPTION 1 Circuit description Refer to the service manual of FO 4700U FO 47UC 5 1 2 Circuit description of Control PWB Refer to the service manual of FO 4700U FO 47UC 5 1 3 Circuit description of LIU PWB Refer to the service manual of FO 4700U FO 47UC 5 1 4 Circuit description of Operation PWB Refer to the ser...

Page 3: ...sion scheme MMR MR MH Sharp H2 Halftone grayscale 64 levels Applicable telephone line Public switched telephone network Compatibility ITU T CCITT G3 mode Printing resolution Horizontal 406 lines inch 16 lines mm Vertical 391 lines inch 15 4 lines mm Input document size Automatic feeding Width 5 8 to 10 1 148 to 256 mm Length 5 0 to 14 3 128 to 364 mm Manual feeding Width 5 8 to 11 0 148 to 279 mm ...

Page 4: ... out of paper and lights steadily when all sources are out of paper Toner cartridge indicator This blinks when the toner cartridge nears empty and lights steadily when the toner cartridge needs replacement Drum cartridge indicator This blinks when the drum cartridge needs replacement CHANGEOVER key Two types of information appear in the display prompts related to operations you are performing and ...

Page 5: ...x numbers FUNCTION key Press this key to select various special functions SPEED DIAL key Press this key to dial a Speed Dial number COPY key Press this key to make a copy of a document DOCUMENT key Press this key to transmit a document without reading it first into memory DUPLEX SCAN key Press this key to transmit or copy a two sided document REDIAL key Press this key to automatically redial the l...

Page 6: ...0U 3 Transmittable documents Refer to the service manual of FO 4700U FO 47UC 4 Installation Refer to the service manual of FO 4700U FO 47UC 5 Quick reference guide Refer to the service manual of FO 4700U FO 47UC ...

Page 7: ...tep 1 Select OPTION SETTING DISPLAY DISPLAY DISPLAY TONE SELECTED KEY FUNCTION 4 KEY 4 OPTIONAL SETTING ENTER 01 34 KEY DIAL MODE 1 TONE 2 PULSE KEY KEY DISPLAY step 4 End using the STOP key step 3 Select using 1 or 2 step 2 Select DIAL MODE 1 2 PULSE SELECTED STOP Cursor When initially registering the mode shows 1 TONE When registering again the mode which was registered formerly is shown 2 2 IC ...

Page 8: ...iagnostics and service soft switches Refer to the service manual of FO 4700U FO 47UC 3 Troubleshooting Refer to the service manual of FO 4700U FO 47UC 4 Error code table Refer to the service manual of FO 4700U FO 47UC ...

Page 9: ...SCRIPTION 1 Mechanical description Refer to the service manual of FO 4700U FO 47UC 2 Printer description Refer to the service manual of FO 4700U FO 47UC 3 Disassembly and assembly procedures Refer to the service manual of FO 4700U FO 47UC ...

Page 10: ...92 DRAM 2MB RAM 2KB R T C CIS UNIT I O PORT MOTOR MECHANISM CONTROL FLASH MEMORY CONTROL PRINTER I F PANEL I F DRAM CONTROLLER DRIVER MOTOR DRIVER TX MOTOR SENSOR SPEAKER SCANNER UNIT DRIVER CONTROL PWB UNIT INTERRUDTION REQUIREMENT CONTROL MAPPER RECORD DATA PROCESSING IMAGE TREATMENT LSI LC82103 TEL LINE LIU PWB UNIT PANEL PWB UNIT PRINTER PWB UNIT PRINTER UNIT POWER SUPPLY UNIT ...

Page 11: ...1 M1 PRINTER MOTOR 4 13 CN5 CN2 CN10 CN3 CN8 CN14 CN4 CN15 CN9 CN6 CN13 CN11 PRINTER PWB 2 2 CN7 TX MOTOR CIS SENSOR 10 4 M3 FAN MOTOR S2 INTERLOCK SWITCH 2 TS1 THERMOSTAT H1 HEATER LAMP 1 1 1 12 OPERATION PANEL PWB 14 2 2 2 SPEAKER 8 3 TEL LINE CN1 CNTXM CNCIS CNSP CNLIU CNSTP CNSEN CNPN CNPW POWER SUPPLY UNIT CONTROL PWB LIU PWB DOCUMENT SENSOR FRONT SENSOR VERIFICATION STAMP COG 24 2 CNPRT 30 2...

Page 12: ...ATA 5V HV1 HIGH VOLTAGE PWB UNIT CN4 CN1 CN2 1 2 3 4 5 6 7 8 9 10 11 11 10 9 8 7 6 5 4 3 2 1 5V HV C HL T VR T REM T MON B MON B VR C REM C MON MG 24V 5V HV C HL T VR T REM T MON B MON B VR C REM C MON MG 24V SL1 TRAY PAPER TAKE UP SOLENOID 2ND CASSETTE PWB FO 47UC OPTION CN11 1 2 3 4 5 6 7 8 9 10 11 12 13 1 2 3 4 5 6 7 8 9 10 11 12 13 24V FEED2 PICK3 5V DG SIZE20 SIZE21 UNIT P EMP2 CHECK2 2ND 3RD...

Page 13: ...ription of Control PWB Refer to the service manual of FO 4700U FO 47UC 3 Circuit description of LIU PWB Refer to the service manual of FO 4700U FO 47UC 4 Circuit description of Operation PWB Refer to the service manual of FO 4700U FO 47UC 5 Circuit description of Power Supply PWB Refer to the service manual of FO 4700U FO 47UC ...

Page 14: ...8 PB7 PB6 PB5 PB4 PB3 PB2 PB1 PB0 MD2 MD1 MD0 VCC VCC VSS DACK0 DACK0 DREQ1 1RQ3 VCC VCC VCC VCC VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS A21 A20 A19 A18 A17 A16 A15 A14 A13 A12 A11 A10 A9 AD15 AD9 AD8 AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0 CS0 CS1 CASH CS2 CS3 CASL CS4 CS5 RAS CS6 WAIT CS7 RD WRL WRH A8 A7 A6 A5 A4 A3 A2 A1 A0 AD14 AD13 AD12 AD11 AD10 RA11 SHORT RA12 SHORT RA13 SHORT RA8 SHORT R262 0 R26...

Page 15: ...7K R384 4 7K VBAT 24VA 5V C13 33 16 DG 5V 5V DG 5V DG DG DG 5V DG 5V 5V 5V MANRES R408 10K C273 0 1 14 5 7 IC34C 74HC14 6 C274 1 1 2 3 5 4 IC37 PST596 SYSTEM RESET M R SUB GND VCC VOUT R377 1K 14 1 7 2 IC34A 74HC14 R381 10K R382 14 3 7 4 R376 4 7K R375 N M B C B C RESET TCS1 TCS2 Q107 Q106 DTA114EK IC34B 74HC14 MD 15 0 MA 21 0 MA4 MA3 MA2 MA1 MA5 TCS1 SRAMCS VBAT DG C192 0 1 DG C191 N M R245 0 IC2...

Page 16: ...47K C253 2200P R270 0 C254 N M MAG 5V TP22 TP23 TP24 TP25 DG DG C213 10P C218 10P R343 10 R345 10 R346 10K R271 390 R272 100 X4 38 00053MHz C259 1 C6 22 25 MAG R347 20 R279 0 5V DG DG MAG R278 0 SIGRX AGD SIGTX MAG C257 390P C258 0 1 C5 10 25 R342 47 5K TP20 TP21 5V 5V L102 0 C217 N M C216 1 C215 1 C219 1 C214 N M DG MAG R335 0 5V 1 2 L105 0 IC24 R144EFXL 14400bps FAX MODEM RTS GP13 5VA XTLO CTS T...

Page 17: ...425 330P R434 3 3K TXOUT DG DG 24VA IC31C NJM2902M R298 33K R253 33K 5V DG C225 1 VREF DG DG 5V 6 16 7 8 IC25D HCF4053 C22 0 1 5V GAINC R299 10K C261 1000P R349 86 6K F 24VA R348 3K D143 1SS355 5V SIGRX AGD R350 0 DG 14 4 11 12 13 IC31D NJM2902M C260 0 1 50 11 IC25C HCF4053 R292 68K R290 68K R291 0 R289 C220 0 1 K N M TP27 TP26 EXTSIG RXIN R295 20K 10 IC25B HCF4053 5V R294 10K BZCONT C222 0 1 K R3...

Page 18: ...DG C150 N M R190 100 R191 100 14 12 10 11 7 14 5 7 14 9 7 14 11 7 14 13 7 DG N M N M 5V DG DG 41 45 31 30 37 38 42 44 34 10 24 56 9 17 49 64 43 36 46 N M C187 N M R141 0 DG RAG DG 5V 5VR DG RAG C103 0 1 C120 0 1 C122 0 1 C3 47 16 C124 0 1 C4 47 16 R195 0 D3 D2 D1 D0 CS RD WR RESET REF CLKIN SAMP LININT AIN TEMP ATAPH ATAPL TRIG ICLK DALRL DAHRL DAHRH DALRH TEST DVDD DVDD DVDD DGND DGND DGND DGND A...

Page 19: ... R224 270 C183 1000P 114 115 TP46 TP47 TP48 TP49 TP TP TP TP TP51 5V DG DG 5V N M N M C146 ROMCS FLOPT A8 A7 A6 A5 A4 A3 A2 A1 A0 D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 XPGMCS XEXCS XFLSTD XFLOPT XMDMCS XMDMINT XMDMRST XEXHS XRHS XCI HSDTCT DPON TELMUTE2 MPXB MPXC TXMUTE IOP1 IOP0 84 83 82 81 35 36 37 38 111 107 108 109 110 94 95 MA21 MA20 MA19 MA18 MA12 MA11 MA10 MA9 MA 21 0 TP40 T...

Page 20: ...3K C115 0 1 R123 5 6K C117 0 1 5V 2 3 4 4 8 7 5V DG DG 5V C148 0 1 IC11A BA10393F IC11B BA10393F 6 5 8 1 R186 10K R185 10K 5V 5V ROLSNS B4FRS 5V 5V R182 270 R177 270 R183 10K R178 10K C144 2200P DG DG C143 2200P PCDTCT R235 10K VOLA TP70 DG 24V R180 TP69 D9001RW AD 7 0 AO 13 1 DG TP56 IC17B LZ9FJ59 GATE ARRAY A XLCCS XLCWR XLCRD LCINT MTSTART GAIN AO12 AO11 AO10 AO9 AO8 AO7 AO6 AO5 AO4 AO3 AO2 AO1...

Page 21: ... W PNE PLD7 PLD6 PLD5 PLD4 PLD3 PLD2 PLD1 PLD0 PMRAS0 PMCAS GAPMW MA5 MA4 MA3 MA2 MA1 MD15 MD14 MD13 MD12 MD11 MD10 MD9 MD8 MD7 MD6 MD5 MD4 MD3 MD2 MD1 MD0 LMD7 LMD6 LMD5 LMD4 LMD3 LMD2 LMD1 LMD0 DG MRD MWRH GABCS CDCDRQ DACKT CDCCS2 CLKF INT6 CDCINT MANRES RESET2 SCCLK2 SRVID STVD TP71 TP72 DG LMD 7 0 5V DG IC22E 74HC14 IC22F 74HC14 5V 5V 5V DG DG DG R264 2 2K C203 2200P DG DG DG 5V 5V 5V R265 N ...

Page 22: ...9 7 14 8 IC14D 74VHC04 MAEN1 5V 13 7 14 12 5V DG DG IC14F 74VHC04 BRQT 8 MAEN2 11 CDCCS2 6 CDCCS1 DACKT 4 5 7 14 5V IC15B 74LV08A DRQ0 3 DRQT CDCMSK 1 2 7 14 5V IC15A 74LV08A C171 0 1 5V CD 7 0 DG IC18 HD74LS374 OCTAL D TYPE FLIP FLOPS D7 D6 D5 D4 D3 D2 D1 D0 CK OE Q7 Q6 Q5 Q4 Q3 Q2 Q1 Q0 VCC GND DG 5V CD 7 0 IC20 HD74LS244 OCTAL BUFFERS 1Y1 1Y2 1Y3 1Y4 2Y1 2Y2 2Y3 2Y4 1G 2G 1A1 1A2 1A3 1A4 2A1 2A...

Page 23: ... IC9 HY5118164 MSM5118165 16Mbit DRAM NC NC A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 RAS LCAS UCAS WE OE NC NC NC I O15 I O14 I O13 I O12 I O11 I O10 I O9 I O8 I O7 I O6 I O5 I O4 I O3 I O2 I O1 I O0 VCC VCC VCC VSS VSS VSS DG C426 0 1 5V IC41B TC7S00FU NAND GATE VCC GND DG IC13D 74HC32 DG 5V C401 0 1 VCC GND IC35C 74VHC393 DUAL D TYPE FLIP FLOPS DG C167 0 1 IC13A 74HC32 DG IC13B 74HC32 5V 5V DG DG IC8 74HC1...

Page 24: ...MVR TXPB TXB0 TXB1 MG MG MG C130 330P R146 1K R1 0 47 1W C132 330P R149 1K R2 0 47 1W C108 0 1 50 C2 100 50 R114 1M 1 2 24V D1 SR104 D2 SR104 D3 SR104 D4 SR104 IC7 LB1845 MOTOR DRIVER Vref1 PHASE1 I11 I01 RC1 Vref2 ENABLE2 PHASE2 I01 I12 RC2 VCC GND NC NC SENSE1 E1 OUT1A OUT1B SENSE2 E2 OUT2A OUT2B VBB D DI GND VBB D DI GND DG DG DG 5V DG DG MG LEDON MG 24V D101 1SS355 STPON 24V DG FG DG MG R100 R...

Page 25: ...P R321 10K 14 12 13 7 11 IC28D 74HC08 PRINT CMDP CMDF R327 R423 0 14 4 5 7 6 IC29B CMD R421 SRCLKP SRCLKF R322 R422 0 14 1 2 7 3 IC29A SRCLK R420 R379 0 C272 14 9 10 7 8 IC29C 14 12 13 7 11 IC29D C244 N M C271 N M R378 0 R323 N M 5V 5V DG 5V 5V DG DG DG 5V 5V DG 5V 5V N M 5V 5V N M DG DG N M DG 5V 5V 5V 5V DG DG DG N M DG 15 3H 8 3H 8 3H 15 4H 8 3H 15 3F 8 4H 15 3F 14 3G 14 2G 14 3G 14 3E 15 3F 1 ...

Page 26: ...0502A D121 HRW0502A D103 HRW0502A MA13 D107 HRW0502A D104 HRW0502A MA12 MA11 MA10 MA9 MA8 MA7 MA6 D108 HRW0502A D105 HRW0502A D109 HRW0502A D112 HRW0502A D115 HRW0502A D138 MA5 MA4 MA3 MA2 MA1 MA0 DG N M MD15 D113 MD14 MD13 MD12 MD11 MD10 MD9 MD8 MD7 MD6 MD5 MD4 MD3 MD2 MD1 MD0 D114 D118 D119 D135 D134 D130 D129 D110 D111 D116 D117 D137 D136 D132 D131 DG N M DG D144 D145 HRW0502A D146 MRD MWRL MWR...

Page 27: ...XHS 5 6 7 8 DPON CML 5V DG RXIN 9 10 TXOUT CI EXHS DPON CML E RLY DPMUTE 11 12 EXTSIG 1 3 5 7 9 11 13 15 17 19 21 23 2 6 8 10 12 14 16 18 20 22 24 NC PDG PDG PDG EPRDY TOD STS CTBSY SRCLK PDG 5VP NC RESET PDG HSYNC PRRDY ETBSY CMD PRINT PDG VIDEO PDG EPRDY TOD STS CTBSY SRCLK PCURES HSYNC PRRDY ETBSY CMD PRINT 25 27 29 VIDEO CPRDY R374 0 4 26 28 30 B4B PH KS B8B PH KS B2B PH KS GLED VLED B10B PH K...

Page 28: ...2 CA6 4 CA8 2 CA7 4 CA7 2 CA10 3 CA10 1 CA9 3 CA9 1 CA11 2 CA12 4 CA12 2 CA13 2 CA13 4 CA14 4 CA14 2 CA6 1 CA6 3 CA8 4 CA8 1 CA7 3 CA7 1 CA10 2 CA9 4 CA9 2 CA8 3 CA11 4 31 33 35 37 39 32 34 36 38 40 AD0 AD2 AD4 MA10 MA8 STS CMDP PCINT DIR RESET2 D9001CS D9001WR D9001RW PCDTCT D6004WR D6004ALE C194 C195 CA10 4 N M MD 15 0 MD4 MD2 MD0 MA18 MA16 MA14 MA12 MA10 MA8 MA6 MA4 MA2 MA 21 0 DG DG FLBK4 FLBK...

Page 29: ...D5 MD4 MD3 MD2 MD1 MD0 R269 C246 C247 C250 C249 C251 C252 C211 C212 C208 C207 C206 MD10 MD9 MD8 MD7 MD6 MD5 MD4 MD3 MD2 MD1 MD0 AO3 AO2 AO1 RESET2 QMCS1 QMWR QMRD QMCDAK QMCDRQ CLKF R268 R267 C210 C209 AO 12 0 MD 15 0 5V DG DG DG TP139 5V DG DG MD15 MD 15 0 5V 5V CMWR QMRD QMPDRQ QMPDAK 5V IC23 N M D8 D7 D6 D5 D4 D3 D2 D1 D0 RESET CS WR RD DMAAK DMARQ INTR MCLK XCLK TOUT2 TOUT1 BUS16 BHE TEST1 TES...

Page 30: ...FO 4650U Control PWB parts layout Top side 6 17 ...

Page 31: ...FO 4650U Control PWB parts layout Bottom side 6 18 ...

Page 32: ...P L4 L1 JP AR1 RA 391P V6 2 VA2 ERZVA5D471 VA1 ERZVA5D471 ZD2 HZ2C1 ZD1 HZ2C1 PC3 PC814X JP JP L2 L3 CML OUAZ SH 124DZ C B M C1 0 82 250 F R6 22 1 2W D2 1SS133 ZD3 HZ27 A PC1 TLP521 R4 4 7 1 2W C2 0 01 REC OR5G4B42 CNLIU 2 CNLIU 1 TX RXIN C10 4 7 50 C15 470P R18 22K R21 3 3K IC1 NJM2904D VREF R20 22K 1 2 3 R19 750 C16 0 033 C12 4 7 50 R22 22K R17 22K R16 620 R15 620 C11 4 7 50 ZD7 HZ2C1 ZD6 HZ2C1 ...

Page 33: ...FO 4650U LIU PWB parts layout 6 20 ...

Page 34: ...SE P TIME VMM GND GND VCC I1 PHASE MA VMM GND GND VREF COMP IO 1 0A 5V R127 1K C141 820P R128 0 68 1 2W R126 1 3 1 2W R118 10K R113 10K 5V TP4 R140 82 R141 2 7K DG DG 5V 5V TP1 5V C129 1 0 DG MG DG R106 10K 24V 5V R116 6 8K R115 39K 2 3 1 D100 1SS226 C119 0 1 R137 10K C144 0 1 5V R108 4 7K 24V MG C113 0 01 IC3 1 ULN2003A C101 0 01 C126 0 01 C114 0 01 C112 0 01 C124 24V MG IC3 2 ULN2003A C122 0 01 ...

Page 35: ...N14 1 2 3 5V TONER LEVEL TONER LED CN15 4 DG C2 220 16 CN2 CN3 TP5 24V TP6 5V RESET 1 6G HSYNC 1 4A EPRDY 1 3G PRRDY 1 3G TOD 1 3G ETBSY 1 3G STS 1 3G CMD 1 3G CTBSY 1 2G PRINT 1 2G SRCLK 1 2G VIDEO 1 3A CPRDY 1 2G TEST 1 3G THERMISTER 1 5A FEED1 1 5H DG TP7 5V 24V 1 2H T VR 1 2H T REM 1 2H T MON 1 1H B MON 1 1H B VR 1 2H C REM 1 2H C MON 1 1H C142 0 1 HV C HL S SCAN 1 4A CO 1 6A LD APC2 1 6A LD A...

Page 36: ...FO 4650U Printer PWB parts layout Top side 6 23 ...

Page 37: ...FO 4650U Printer PWB parts layout Bottom side 6 24 ...

Page 38: ... R28 2 2K Q4 DTA114ESA R26 2 2K C16 1 50 SCR2 03P2M L Q3 DTC114ESA Q2 2SC1213C R4 270K R5 270K R62 120K R8 680 C9 0 01 ZD5 HZS36 1 ZD1 HZS6B2 R10 22K R25 18K R9 3 9K C10 3300P C19 0 01 R24 100K 1 2W D4 ERA22 06 Q10 2SK2185 BJ2 R11 47K ZD2 HZS15 3 C8 470P R6 22 2W FS2 8A 125V 1 2 L N CNAC SW1 AJ7220BK 1 3 L N CN2 C7 0 1 NR2 ENC271D 10A TRC1 TM1241I R41 15 R12 2 2 PC2 S21MT2 R21 1 2K 1 2W THI NTH11D...

Page 39: ...FO 4650U Power Supply PWB parts layout 6 26 ...

Page 40: ...2 SEN0 SEN1 SEN2 SEN3 SEN4 2 4I LD0 LD1 LD2 LD3 A I Q B J R Z C K S SPACE L T SHIFT M U SP N V CLEAR REPORT O DOCUMENT P LINE CHANGE OVER D E F G H SW A STOP W X RESOLU TION COPY 2 3 FUNCTION COVER PRIORITY START B CAST 5 6 SPEED DIAL 0 SPEAKER 8 9 REDIAL CNPN 10 SEN5 CNPN 8 SEN6 Y 1 4 7 C2 33 16 2 4I 2 4I 2 4I 5 Operation Panel PWB circuit 1 2 Note Since the parts of this PWB can not be supplied ...

Page 41: ... x 7 6 4 2 GND 15 10 8 7 2 5 12 IC3 HC174 FLIP FLOPS 11 16 6 3 14 13 4 1 VDD 9 6D 5D 4D 3D 2D 1D CLK CLR 1D 2D 3D 4D 5D 6D GND 5V R12 100K DG C11 2200P C10 0 1 C9 22 16 15 10 8 7 2 5 12 IC4 HC174 FLIP FLOPS 11 16 6 3 14 13 4 1 VDD 9 6D 5D 4D 3D 2D 1D CLK CLR 1D 2D 3D 4D 5D 6D GND Q2 DTC114ES Q1 DTC114ES Q3 DTC114ES 5V R11 150 R5 150 R6 150 LED5 LINE LED7 PAPER LED8 TONER CNPN 11 CNPN 17 CNPN 5 CNP...

Page 42: ...109 R101 C101 R00 JP1 R108 D101 R104 VR1 R105 C105 R106 D105 Q101 R114 Q102 D107 D106 C109 R210 C208 C209 R225 R209 R208 D109 R219 R218 D204 R216 R217 R213 R220 R221 R222 R223 R224 C207 D207 C205 D206 C204 D205 D201 Q201 R215 T1 T C R319 R320 R321 R322 D302 D303 C311 C310 ZD3 R312 ZD4 R328 R323 C304 R329 SS B BL B VR 5 B MON 6 C MON 3 C REM 4 HV C H L 10 T REM 8 T VR 9 5V 11 T MON 7 MG 2 24V 1 CN1...

Page 43: ...FO 4650U High Voltage PWB parts layout Note Since the parts of this PWB can not be supplied change it as a unit 6 30 ...

Page 44: ...I H C A 1 2 6 4 3 5 D1G R1G 51 D1G VR1 200K PJ1G 4 5V PJ1G 3 TONER QUANTITY SIGNAL PJ1G 1 GND PJ1G 2 LED RADIATION Note Since the parts of this PWB can not be supplied change it as a unit Toner Empty PWB parts layout 7 Toner Empty PWB circuit 1 1 6 31 ...

Page 45: ...FO 4650U 7 1 CHAPTER 7 OPERATION FLOWCHART 1 Protocol Refer to the service manual of FO 4700U FO 47UC 2 Power on sequence Refer to the service manual of FO 4700U FO 47UC ...

Page 46: ...FO 4650U 8 1 CHAPTER 8 OTHERS 1 Service Tools Refer to the service manual of FO 4700U FO 47UC 2 IC signal name Refer to the service manual of FO 4700U FO 47UC ...

Page 47: ... LIU PWB Unit 15 Printer PWB Unit 16 Power Supply PWB Unit 17 Operation Panel PWB Unit 18 High Voltage PWB Unit 19 Toner Empty PWB Unit Index SELECTION CODE DESTINATION U U S A CONTENTS 1 Exterior etc 1 2 Exterior etc 2 3 Exterior etc 3 4 Operation Panel unit 5 Document Guide Upper Unit 6 Drive Unit 7 Scanner Frame Unit 8 Frames 9 Paper Take Up Section 10 Fusing Unit 11 Drive Transfer Section 12 P...

Page 48: ...4 B2 B2 B2 B2 B8 B8 B8 B4 B4 B4 B4 B4 28 9 19 17 15 14 47 48 11 33 26 1 7 31 25 34 30 24 44 41 41 42 39 18 32 32 36 36 13 35 21 2 45 46 4 3 47 27 Upper cover unit Operation panel unit Printer unit 5 12 37 38 20 15 15 15 43 8 29 16 B5 B4 B7 B8 B6 B4 B4 B4 B4 B4 B5 B5 B3 B2 B3 B4 B2 B2 B4 B4 B8 B8 B8 B5 47 23 40 B1 ...

Page 49: ...sion paper feed tray 26 MSPRP3055XHFJ AD C Speaker holder plate spring 27 NGERH2466XHZZ AE C Idler gear 32Z 28 NROLP2420XHZZ AM C Left cabinet roller 29 PCUSS2122XHZZ AC C PWB cushion 30 PGIDM2542XHSA AD C Tray width guide 31 PGIDM2543XHSA AD C Tray back guide 32 PLEGP2071XHZZ AE C Foot 33 PSHEZ3410XHZZ AB C Jack sheet 34 PSPO 2001XHZZ AD C Tray width sponge 35 PCUSU2126XHZZ AC C Sheet 36 QCNW 495...

Page 50: ... 2 Exterior etc 2 3 3 Exterior etc 3 14 13 2 20 1 1 3 6 11 B1 B3 B3 B2 B2 B3 B3 4 15 12 5 9 10 10 10 10 19 8 7 7 16 18 17 3 1 2 Scanner frame unit Drive unit Document guide upper unit B1 B1 B1 B1 B1 B1 B1 B1 B1 ...

Page 51: ... 11 NGERP2318XHZZ AD C Pinion gear 12 NROLP2421XHZZ AM C Upper cover roller 13 PGIDM2544XHSA AE C Hopper guide right 14 PGIDM2545XHSA AC C Hopper guide left 15 PGIDM2546XHZZ AH C Paper exit guide upper 16 PGIDM2547XHZA AT C Upper cover guide under 17 PSHEZ3455XHZZ AF C Reflection sheet 18 PTME 2060XHZA AG C Upper cover lock nail 19 LPLTM3036XHZZ AH C Upper cover gear bracket 20 PCUSS2127XHZZ AC C ...

Page 52: ...FO 4650U 5 5 Document Guide Upper Unit 4 Operation Panel Unit 9 11 11 10 10 13 6 4 3 5 8 7 14 12 2 1 B1 B1 901 B1 B1 12 2 11 14 14 11 11 11 13 13 10 3 18 19 6 901 8 4 7 17 9 1 5 16 15 B1 B2 ...

Page 53: ...Upper Unit 1 LANGF2819XHZZ AF C Back bracket 2 LPLTM3011XHZZ AK C Document upper plate 3 LPLTP2819XHZZ AD C Separator plate 4 LPLTP2821XHZZ AD C Transfer piece 5 LSTPP2052XHZZ AD C Document guide stopper 6 MLEVP2304XHSA AE C Release lever 7 MSPRC2843XHZZ AC C Release lever spring 8 MSPRD3179XHZZ AD C Input pressure spring 9 PSHEZ3418XHZZ AC C Back sheet 10 MSPRC3180XHZZ AD C Separate spring 11 MSP...

Page 54: ...50U 7 7 Scanner Frame Unit 6 Drive Unit 1 1 B1 B1 5 2 3 4 33 5 5 34 FO 45VS B2 B1 E1 B2 B2 B2 B2 B1 28 32 12 12 15 23 20 16 10 24 11 11 6 14 18 18 1 29 9 13 19 30 7 27 31 3 26 26 25 4 8 35 6 22 2 2 21 17 17 ...

Page 55: ...NGERH2320XHZZ AD C Transfer idler gear 15 NGERH2322XHZZ AC C ADF feed gear 16 NGERH2462XHZZ AC C Feed gear 73Z 17 NGERH2463XHZZ AC C Drive gear 49Z 18 NROLP2332XHZZ AD C Pinch roller 19 NROLR2417XHZZ AH C Transfer roller 20 NROLR2338XHZZ AK C Scanner feed roller 21 NROLR2418XHZZ AL C Scanner drive roller 1 22 NROLR2419XHZZ AK C Scanner drive roller 2 23 NSFTZ2307XHZZ AK C Scanner feed shaft 1 24 N...

Page 56: ...8 7 11 10 13 1 14 22 21 20 15 24 19 2 4 PWB G M3 17 14 10 18 3 6 9 12 16 23 5 8 8 B2 B2 B2 B3 B3 B2 B4 B6 B6 B5 B5 B2 B2 B1 PE1 1 2 25 E2 B2 B3 B3 B3 E1 B4 B1 B3 E2 E1 3 3 17 27 4 6 5 8 9 11 12 15 1 16 13 7 21 20 SL1 28 26 29 24 23 22 4 30 10 14 19 18 ...

Page 57: ...5 0KW9739030813 AB C Tapping screw B6 0KW9743030813 AB C Tapping screw 9 Paper Take Up Section 1 0KW0972300901 AF C Bushing 2 0KW4122360701 AF C Gear 28T 3 0KW4122305601 AH C Roll 4 0KW4122305501 AL C Roll 5 0KW4110075101 AT C Separated pad 6 0KW0957304001 AE C Pin 7 0KW4122362902 AQ C Shaft 8 0KW4122300201 BK C Roller 9 0KW4109350203 AH C Holder 10 0KW4110301801 AC C Pressure spring 11 0KW4109303...

Page 58: ...FO 4650U 11 10 Fusing Unit 1 25 24 23 32 28 27 2 3 4 5 11 6 B2 B3 B3 B3 B1 B2 B4 B2 B1 3 15 17 19 7 16 18 15 22 21 26 8 10 12 29 30 31 20 14 14 14 14 13 13 13 13 9 8 9 7 PS3 H1 TH1 TS1 ...

Page 59: ...0KW0957551601 AG C Separator roll 16 0KW4109554301 AD C Stopper 17 0KW4109630201 AY B Thermostat TS1 18 0KW4109554101 AD C Holder 19 0KW4109552402 AG C Holder 20 0KW4109550312 AN C Guide 21 0KW4109554201 AD C Holder 22 0KW4109554401 AD C Stopper 23 0KW4109550101 BF C Fusing roller 24 0KW4109650201 BB B Tube lamp Heater 120V H1 25 0KW4109552201 AL C Bushing 26 0KW4109552601 AF C Terminal 27 0KW4109...

Page 60: ...3 11 Drive Transfer Section 52 3 36 32 45 44 42 47 1 B3 B4 5 B1 51 50 53 13 12 11 15 22 26 24 23 25 10 9 7 17 18 19 6 8 28 21 20 37 38 31 HV1 PS1 14 M1 4 27 29 34 33 30 43 41 48 49 40 39 35 2 46 B2 B4 B4 B2 B3 16 ...

Page 61: ... 0KW4109250801 AG C Gear 21 56T 27 0KW4109251101 AF C Gear 20T 28 0KW4109203902 AG C Polyester film 29 0KW4109251201 AL C Gear 20 28T 30 0KW4109250401 AK C Gear 22 43T 31 0KW4109206001 AF C Sponge 32 0KW4122680602 AV C Wire harness assy 33 0KW4109411201 AD C Plate 34 0KW4109620201 BR E High voltage PWB unit HV1 35 0KW4122681302 AH C Wire harness assy 36 0KW4109630101 AN C Paper take up sensor swit...

Page 62: ...B D Vinyl bag 12 SSAKA2003XHZZ AA D Vinyl bag 240x360mm 13 TINSE4211XHTZ AN N D Operation manual 14 TLABH4813XHSA AE D Tray caution label 15 TLABM2506XHZZ AB D TH No label 16 TLABM4804XHZZ AA D Code 39 label 17 TLABP287CXHZZ AF D Paper size label 18 TLABZ3935XHZZ AF D Rapid key labels 19 QACCD7618QCZZ AQ C AC cord 20 SPAKA006AXHZZ AC C Protection sheet 21 SPAKA241BXHZZ AH C Air sheet 22 SPAKA166BX...

Page 63: ...apacitor 50WV 330PF C130 39 VCCCCY1HH471J AA C Capacitor 50WV 470PF C131 40 VCCCCY1HH331J AB C Capacitor 50WV 330PF C132 41 VCKYCY1EF104Z AA C Capacitor 25WV 0 1µF C133 42 VCKYCY1EF104Z AA C Capacitor 25WV 0 1µF C134 43 VCKYCY1EF104Z AA C Capacitor 25WV 0 1µF C135 44 VCKYCY1EF104Z AA C Capacitor 25WV 0 1µF C137 45 VCKYCY1EF104Z AA C Capacitor 25WV 0 1µF C138 46 VCCCCY1HH120J AA C Capacitor 50WV 12...

Page 64: ...apacitor 25WV 0 1µF C245 118 VCKYCY1HB222K AA C Capacitor 50WV 2200PF C253 119 VCKYCY1CB104K AB C Capacitor 16WV 0 1µF C256 120 VCCCCY1HH391J AB C Capacitor 50WV 390PF C257 121 VCKYCY1EF104Z AA C Capacitor 25WV 0 1µF C258 122 VCKYCY1AF105Z AC C Capacitor 10WV 1µF C259 123 VCKYCY1HF104Z AA C Capacitor 50WV 0 1µF C260 124 VCCCCY1HH102J AC C Capacitor 50WV 1000PF C261 125 VCCCCY1HH681J AA C Capacitor...

Page 65: ...B IC 16Mbit DRAM HY5118164 IC9 203 VHILR38292 1 AY B IC Gate Array B LR38292 IC10 204 VHIBA10393F 1 AC B IC COMPARATOR BA10393F IC11 205 VHIHD813201F1 BE B IC IDP201 CODEC HD813201F IC12 206 VHIHD74HC32FM AC B IC QUADRUPLE 2 INPUT OR GATE 74HC32 IC13 207 VHI74VHC04F 1 AE B IC HEX INVERTER 74VHC04 IC14 208 VHIHD74LV08T1 AE B IC QUADRUPLE 2 INPUT AND GATE 74LV08A IC15 209 VHI1M16E J 6 AZ B IC 16Mbit...

Page 66: ...A C Resistor 1 16W 0Ω 5 R139 279 VRS CY1JB000J AA C Resistor 1 16W 0Ω 5 R140 280 VRS CY1JB000J AA C Resistor 1 16W 0Ω 5 R141 281 VRS CY1JB223F AC C Resistor 1 16W 22KΩ 1 R142 282 VRS CY1JB563F AC C Resistor 1 16W 56KΩ 1 R143 283 VRS CY1JB333F AA C Resistor 1 16W 33KΩ 1 R144 284 VRS CY1JB393F AC C Resistor 1 16W 39KΩ 1 R145 285 VRS CY1JB102J AA C Resistor 1 16W 1KΩ 5 R146 286 VRS CY1JB472J AA C Res...

Page 67: ...58 VRS CY1JB000J AA C Resistor 1 16W 0Ω 5 R243 359 VRS CY1JB472J AA C Resistor 1 16W 4 7KΩ 5 R244 360 VRS CY1JB000J AA C Resistor 1 16W 0Ω 5 R245 361 VRS CY1JB103J AA C Resistor 1 16W 10KΩ 5 R246 362 VRS CY1JB103J AA C Resistor 1 16W 10KΩ 5 R247 363 VRS CY1JB103J AA C Resistor 1 16W 10KΩ 5 R248 364 VRS CY1JB103J AA C Resistor 1 16W 10KΩ 5 R249 365 VRS CY1JB472J AA C Resistor 1 16W 4 7KΩ 5 R250 366...

Page 68: ...Y1JB103J AA C Resistor 1 16W 10KΩ 5 R346 439 VRS TP2BD200J AA C Resistor 1 8W 20Ω 5 R347 440 VRS CY1JB302J AA C Resistor 1 16W 3KΩ 5 R348 441 VRSCY1JB8662F AB N C Resistor 1 16W 86 6KΩ 1 R349 442 VRS CY1JB000J AA C Resistor 1 16W 0Ω 5 R350 443 VRSCY1JB8662F AB N C Resistor 1 16W 86 6KΩ 1 R351 444 VRS CY1JB332J AA C Resistor 1 16W 3 3KΩ 5 R352 445 VRSCY1JB1742F AB N C Resistor 1 16W 17 4KΩ 1 R354 4...

Page 69: ...acitor 50WV 0 033µF C8 10 VCKYPU1HB102K AA C Capacitor 50WV 1000PF C9 11 VCEAGA1HW475M AA C Capacitor 50WV 4 7µF C10 12 VCEAGA1HW475M AA C Capacitor 50WV 4 7µF C11 13 VCEAGA1HW475M AA C Capacitor 50WV 4 7µF C12 14 VCKYPU1HB471K AA C Capacitor 50WV 470PF C15 15 VCQYNA1HM333K AA C Capacitor 50WV 0 033µF C16 16 VCEAGA1HW107M AA C Capacitor 50WV 100µF C18 17 VCKYPU1HF223Z AA C Capacitor 50WV 0 022µF C...

Page 70: ...or 50WV 0 01µF C112 16 VCKYCY1HF103Z AA C Capacitor 50WV 0 01µF C113 17 VCKYCY1HF103Z AA C Capacitor 50WV 0 01µF C114 18 VCKYCY1HB821K AA C Capacitor 50WV 820PF C115 19 VCKYCY1HF103Z AA C Capacitor 50WV 0 01µF C116 20 VCKYCY1EF104Z AA C Capacitor 25WV 0 1µF C119 21 VCKYCY1HF103Z AA C Capacitor 50WV 0 01µF C120 22 VCKYCY1HF103Z AA C Capacitor 50WV 0 01µF C121 23 VCKYCY1HF103Z AA C Capacitor 50WV 0 ...

Page 71: ...2 VRS TS2AD393J AA C Resistor 1 10W 39KΩ 5 R115 93 VRS TS2AD682J AA C Resistor 1 10W 6 8KΩ 5 R116 94 VRS CY1JB472J AA C Resistor 1 16W 4 7KΩ 5 R117 95 VRS CY1JB103J AA C Resistor 1 16W 10KΩ 5 R118 96 VRS CY1JB472J AA C Resistor 1 16W 4 7KΩ 5 R119 97 VRS CY1JB103J AA C Resistor 1 16W 10KΩ 5 R120 98 VRS TW2EE100J AB C Resistor 1 4W 10Ω 5 R121 99 VRS CY1JB103J AA C Resistor 1 16W 10KΩ 5 R122 100 VRS ...

Page 72: ... 39 QFSHA0016PAZZ AC C Fuse holder FS2 40 QFS F0046PAZZ AD A Fuse 125V 4A FS3 41 QFSHA0016PAZZ AC C Fuse holder FS3 42 QFS F0046PAZZ AD A Fuse 125V 4A FS4 43 QFSHA0016PAZZ AC C Fuse holder FS4 44 RH IX0783PAZZ AD B IC L5431 IC1 45 RH IX1659PAZZ AP B IC PQ30RV21 IC2 46 RTRNZ0577PACT AK C Line Filter L1 47 VHVC271D10A 1 AD B Varistor ENC271D 10A NR1 48 VHVC271D10A 1 AD B Varistor ENC271D 10A NR2 49 ...

Page 73: ...AF B Thermistor NTH11D8R0LA TH1 93 VHSTM1241I 1 AN B Thyristor TM1241I TRC1 94 RVR M0390PAZZ AD C Variable resistor VR1 95 VHEHZS6B2 1 AC B Zener diode HZS6B2 ZD1 96 VHEHZS15 3 1 AC B Zener diode HZS15 3 ZD2 97 VHEHZS6B2 1 AC B Zener diode HZS6B2 ZD3 98 VHEHZS27 3 1 AC B Zener diode HZS27 3 ZD4 99 VHEHZS36 1 1 AC B Zener diode HZS36 1 ZD5 100 QLUGZ0008PAZZ AC C SW LUG B1 LX BZ0241PAZZ AA C Screw 3...

Page 74: ...LR2419XHZZ 7 22 AK C NSFTZ2306XHZZ 5 14 AD C NSFTZ2307XHZZ 7 23 AK C NSFTZ2308XHZZ 7 24 AL C P PBRS 2047SCZZ 5 15 AG C PBRS 2048XHZZ 7 25 AD C PCUSS2097XHZZ 4 10 AC C PCUSS2122XHZZ 1 29 AC C PCUSS2127XHZZ 2 20 AC C PCUSU2126XHZZ 1 35 AC C PGIDM2539XHZA 5 16 AL C PGIDM2540XHZZ 5 17 AF C PGIDM2541XHSA 3 2 AK C PGIDM2542XHSA 1 30 AD C PGIDM2543XHSA 1 31 AD C PGIDM2544XHSA 2 13 AE C PGIDM2545XHSA 2 14...

Page 75: ...A C 13 39 AA C VCCCCY1HH681J 13 125 AA C VCCCTV1HH200J 13 110 AA C VCCCTV1HH300J 13 61 AA C 13 68 AA C VCEAEA1CW336M 13 10 AB C 13 11 AB C 13 13 AB C VCEAEA1VW476M 13 12 AH C VCEAFU1AM228M 16 21 AF C VCEAFU1HM105M 16 20 AC C 16 23 AC C VCEAFU1VM108M 16 19 AF C VCEAGA1CW227M 15 2 AB C VCEAGA1CW476M 13 3 AB C 13 4 AB C 13 9 AB C VCEAGA1EW106M 13 5 AA C VCEAGA1EW226M 13 6 AB C VCEAGA1HW105M 13 8 AB C...

Page 76: ... 1 13 222 AF B VHINJM2904D 1 14 22 AG B VHINJM2904M 2 13 194 AG B VHIPST596CMT1 13 227 AF B VHIR144AFXL 1 13 216 BM B VHISM8578BV 1 13 221 AK B VHITC7S00FU 1 13 228 AE B VHITC74HCU04F 13 230 AE B VHITEA3718SDP 15 66 BA B 15 69 BA B VHIULN2003ADR 15 68 AF B VHI1M16E J 6 13 202 AZ B 13 209 AZ B VHI27160FAA0F 13 197 BQ N B VHI74VHC02F 1 15 70 AF B VHI74VHC04F 1 13 207 AE B VHI74VHC393FT 13 225 AK B V...

Page 77: ...J 13 343 AA C 13 344 AA C 13 345 AA C 13 346 AA C 13 347 AA C 13 484 AA C VRS CY1JB154J 13 447 AA C VRS CY1JB182J 13 268 AA C VRS CY1JB203J 13 366 AA C 13 401 AA C 13 402 AA C VRS CY1JB222F 15 117 AB N C VRS CY1JB222J 13 376 AA C 15 108 AA C 15 120 AA C VRS CY1JB223F 13 281 AC C VRS CY1JB271J 13 252 AA C 13 262 AA C 13 264 AA C 13 293 AA C 13 294 AA C 13 295 AA C 13 296 AA C 13 297 AA C 13 298 AA ...

Page 78: ...C 0KW4109410703 11 45 AC C 0KW4109410802 11 37 AC C 0KW4109411102 11 40 AF C 0KW4109411201 11 33 AD C 0KW4109411403 11 46 AF C 0KW4109411503 11 38 AF C 0KW4109411702 11 41 AH C 0KW4109411803 11 43 AD C 0KW4109550101 10 23 BF C 0KW4109550201 10 10 BD C 0KW4109550312 10 20 AN C 0KW4109550503 10 6 BA C 0KW4109551201 10 11 AL C 0KW4109551601 10 14 AC C 0KW4109551701 10 3 AC C 0KW4109551801 10 5 AF C 0...

Page 79: ...vitä käytetty paristo valmistajan ohjeiden mukaisesti French ATTENTION Il y a danger d explosion s il y a remplacement incorrect de la batterie Remplacer uniquement avec une batterie du même type ou d un type recommandé par le constructeur Mettre au rébut les batteries usagées conformément aux instructions du fabricant Swedish VARNING Explosionsfare vid felaktigt batteribyte Använd samma batterity...

Page 80: ...0192 Japan Printed in U S A A0102 1139SS IS T 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 COPYRIGHT 2001 BY SHARP CORPORATION ALL RIGHTS RESERVED ...

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