Diagram-Circuit-Ricoh-AP4500

+24V [24] +24VS [ Cover Open[ 24] 24] CN231 -1 -2 -3 -4 GND +5V GND +24V -1 -2 -3 SW1 Right Lower Cover Upper Paper Height 1 S14 Lower Paper Height 1 S16 SW5 Lower Paper Height 2 S17 SW6 Upper Paper Size Switch Lower Paper Size Switch Upper Paper Height 2 S15 -3 -2 -1 -3 -2 -1 -3 -2 -1 -3 -2 -1 GND [0] [ +5V [5] GND [0] [ +5V [5] GND [0] [ +5V [5] GND [0] [ +5V [5] 5] 5] 5] 5] CN237 -A1 -A2 -A3 -A4 -A5 -A6 -A7 -A8 -A9 -B1 -B2 -B3 -B4 -B5 -B6 -B7 -B8 -B9 Upper Tray: Up [ 24] Upper Tray: Down [ 24] Lower Tray: Up [ 24] Lower Tray: Down [ 24] +24VS [24] [ 24] +24VS [24] [ 24] +24VS [24] [ 24] Paper Feed Control (PCB6) IOB (PCB5) PSU (PCB8) M2 M2 SOL 2 CL 6 S23 By-pass S22 CL3 By-pass Paper End Tray Lift By-pass Feed By-pass Pick-up Paper Size Sensor Board S6 Upper Paper Lift Lower Paper End Lower Relay Lower Paper Lift Upper Paper End Upper Relay S9 S11 S7 S8 S10 CL5 Lower Paper Feed Relay Upper Paper Feed P CL4 C C C C 8 C 8 C 8 C 8 C C 7 C 7 C 7 C 7 C 8 C 8 C C 8 8 8 8 C C CN241 -1 -2 CN242 -1 -2 C C A25, B25 A25, B25 A1, B1 A1, B1 CN243 -A1 -A2 -A3 -A4 -A5 -A6 -B1 -B2 -B3 -B4 -B5 -B6 C - - - - - - - - - - - - - - - - [ R [ T [ [ [ [ [ [ [ [ [ [ N N +5V [5] GND [0] TXD GND [0] RXD GND [0] +24V [24] +24V [24] +24V [24] GND [0] GND [0] GND [0] -3 -4 CN235 -1 -2 -3 -4 -5 -6 -7 -8 -9 CN232 -1 -2 -3 CN234 -A1 -A2 -A3 -A4 -A5 -A6 -A7 -A8 -A9 -A10 -A11 -A12 CN238 -1 -2 CN240 -1 -2 -B1 -B2 -B3 -B4 -B5 -B6 -B7 -B8 -B9 -B10 GND [0] [ +5V [5] GND [0] [ +5V [5] GND [0] [ +5V [5] 5] 5] 5] Size Upper 1 [ Size Upper 2 [ 5] 5] GND [0] Size Upper 3 [ Size Upper 4 [ Size Lower 1 [ Size Lower 2 [ 5] 5] 5] 5] GND [0] Size Lower 3 [ Size Lower 4 [ 5] 5] GND [0] [ +5V [5] GND [0] [ +5V [5] GND [0] [ +5V [5] 5] 5] 5] By-pass Paper Size: Bit 0 [ By-pass Paper Size: Bit 1 [ By-pass Paper Size: Bit 2 [ By-pass Paper Size: Bit 3 [ 5] 5] 5] 5] GND [0] +24VS [24] By-pass Pick-up Solenoid [ 24] - +24VS [24] By-pass Paper Feed Clutch [ 24] GND [0] GND [0] By-pass Paper End [ 5] +5V [5] C - - - - - + G S 5 5 C 5 5 L 5 C - - - - - - - + [ 2 C - - [ [ C - - M R R T S S H S P S M S P S M F S R C C - - [ [ C - - + G T T A A C - - - - - - - C - - - - A A A A - - - C - - - [ [ 1 I [ [ [ 5 - - - - [ 2 [ 2 [ [ 5 C - - [ 2 [ C - - - [ [ 5 [ C - - - - T [ [ 5 [ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - [ [ 2 [ [ 2 - - - [ [ ] 2 [ 2 - - - [ [ 5 [ - - - [ 5 [ [ - - [ [ 2 - - - - - - [ [ ] 0 [ ] 0 [ ] 0 [ ] 0 [ A B - - - - - - - - - - - - C - - - - - - - [ T [ - - - - - - - - CN713 - - - - - - - - - C - - - [ [ [ 2 - - - CN716 CN716 SOL 1 CN835 CN836 Cover Guide Duplex Unit Open Transport Inverter Gate Inverter Exit Entrance CN834 CN653 CN833 CN653 M O P N S21 S20 SW7 S19 M9 M10 C - - - - - - - - - - - - C - - - - - - - - - - - - D [ 5 D 2 E 5 E 5 C 5 J 2 T 2 I 2 T T I I 0 0 0 0 - - - - - - - - - - - - C - - - - - - V [ A 0 [ V [ B 0 [ 0 0 A B V [ A 0 [ V [ B 0 [ 0 0 A B C - - - - - - C - - - - F G 5 2 - - - 2 V 2 O 2 C - - - G [ 5 5 G [ 5 5 G [ 5 5 C - - [ 2 F - - - - - - - - - - - - - - - - - - CN719 CN719 Main Board (PCB10) Duplex CN718 S2 Toner Density Exhaust Fan M6 CN704 CN826 S5 L2 Image Density New Unit Detection Quenching S1 LD Unit HP LD Positioning CN703 CN703 CN908 CN708 CN708 CN900 CN900 CN711 CN711 CN713 CN713 CN712 CN712 CN710 CN710 CN709 CN709 CN810 CN810 CN762 CN761 LCT (Option) CN809 CN809 CN806 CN846 S12 M5 CL1 S3 Cooling Fan Transfer Belt Position Transfer Belt Paper Exit Duplex Junction Gate Exit Junction Gate SOL 3 SOL 4 R S T Q CN902 M4 CN718 CN718 CN720 CN720 - - T2 T5 N N F FG Q CN840 -9 -14 -5 -10 Thermistor [0] 5] [0] Unit Set [ Fusing Unit T S R T4 T3 M7 Front Cover Safety SW4 Toner Supply CN700 CN718 CN713 CN826 CN826 CN800 A C B D CN720 CL2 CN721 CN721 CN720 -3 -2 -1 -3 -2 -1 -3 -2 -1 -3 -2 -1 -3 -2 -1 -3 -2 -1 -3 -2 -1 CN236 -1 -2 -3 -4 -5 -6 -7 -8 -9 -1 -2 -3 -4 -5 -6 -7 -8 -9 -1 -2 -3 -4 -5 -6 -7 -8 -1 -2 -3 -4 -5 -1 -2 -1 -2 -5 -4 -3 -2 -1 -2 -1 -2 -1 -9 -8 -7 -6 -5 -4 -3 -2 -1 -8 -7 -6 -5 -4 -3 -2 -1 - - - - - - - - - - - - - - - - - C - - - - - - - - N N N N T G R G C - - - - - - F 2 F 5 Z 5 F 5 D 2 P 5 2 F 2 F 5 Z 5 F 5 D ] 5 P 5 C - - - - - - F F F P P P C - - - - - - - - - - C - - - G [ 5 + G [ 5 + - - - - - - - - - - - - - C - - - - - - - - G G + + G + G + C - - - - - - - - N N N N G G + + C - - - - - - - - N N N N G G + + CN109 [24] +24 [0] GND [5] +5VE [5] +5V [0] GND [24] +24V [0] GND [0] GND [12] +12V [-12] -12V [0] GND [5] +5V CN107 [24] +24VS [24] +24V C - - - - G + + G -8 -7 -6 -5 -4 -3 -2 -1 -8 -7 -6 -5 -4 -3 -2 -1 CN113 -1 -2 -3 -4 -5 -6 -7 -8 N.C. N.C. GND [0] GND [0] GND [0] +24V [24] +24V [24] +24V [24] HOT Fusing Lamp 1 Fusing Lamp 2 220/240V Version only CN103 -1 -2 -4 CN804 -4 -2 -1 -G C - - - N N N C - - - - - - - 2 G G 1 - G 5 C - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - G G I I I I I I I I I I I I I I I D R X X R C I M I I G A G A ( D D S S C S S N F A A A A A A A + + C - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - [ [ [ [ [ [ CN301 -1 -2 -3 -4 -5 -2 -3 -7 -1 -8 -9 -10 -11 -4 -5 -12 -6 -1 -2 -3 -4 -5 CN310 -1 -2 -3 -4 -5 [24] +24V [0] GND [ 5] ON [ 5] LOCK CLOCK CN404 -1 -2 -3 [5] 5V [0] GND CN402 -4 -3 -2 -1 CN312 -1 -2 -3 -4 [5] +5V [5] +5V [0] GND [0] GND 2 3 2 3 2 3 2 3 M3 Polygonal Mirror Laser Synchronization Detector LSD LDDR PCB-9 GND SW2 Right Upper Cover SW4 Front Cover Safety VCCD NC406 -3 -2 -1 C C C C C 9 9 9 -5 -4 -3 -2 -1 C - - - [ [ [ 2 [ 2 [ C - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - B B B - - - - - - - - - B B B Tray Exit PSU Cooling Right Guide Paper Limit Relay Left Guide Tray Exit Unit Bridge Unit (Option) Junction Gate Cooling Fan SOL S S S SW SW SW CN828 CN828 CN706 CN706 - CN829 CN830 CN830 CN825 CN826 CN829 M M8 S18 CN707 CN707 - - - - - C - - - [ [ 2 [ [ 5 [ [ 5 [ [ 5 [ - - - - - - - - - - C - - [ [ 5 [ [ 5 [ [ [ 5 [ [ [ 5 - - - - - - B B AC Line PC Line Puls Signal Direction Signal Direction Ready High Ready Low Voltage < > [ ] Signal Table 1 2 3 4 5 6 7 8 9 10 11 12 A B C D E F G H I J K L M N O P Q A B C D E F G H J K L M N O P Q I 1 2 3 4 5 6 7 8 9 10 11 12 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27 A28 A29 A30 A31 A32 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 B23 B24 B25 B26 B27 B28 B29 B30 B31 B32 > > > > > > < < < < < < < < < < < < < < < GND XARKD 6 XARKD 4 XARKD 2 XARKD 0 GND XFSYNC XWRSYNC XARFGT XARLSYC XARLGT GND XARCLK GND N.C. N.C. N.C. N.C. GND - N.C. N.C. N.C. GND N.C. GND TXD 2 GND RXD_F +5VE +5VE +5VE GND XARKD 7 XARKD 5 XARKD 3 XARKD 1 GND XOE 2 XCTS_F GND RXRDY_F GND GND GND N.C. N.C. N.C. N.C. GND - GND GND GND GND GND GND RXD 2 GND TXD_F +5VE +5VE +5VE MB-CN352 or PRINTER A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 B23 B24 B25 CN208(IOB) for CN233(PFD) N.C. /Upper Paper Size: 4 /Upper Paper Size: 3 /Upper Paper Size: 2 /Upper Paper Size: 1 Upper Paper Amount: 2 Upper Paper Amount: 1 /Upper Paper Height Upper Relay Upper Paper End /Upper Paper Feed CL. /Upper Tray Lift Motor: Down /Upper Tray Lift Motor: Up N.C. N.C. N.C. N.C. Paper Tray Unit: GND Paper Tray Unit: RXD Paper Tray Unit: GND Paper Tray Unit: TXD LCT: GND LCT: RXD LCT: GND LCT: TXD NC /Lower Paper Size: 4 /Lower Paper Size: 3 /Lower Paper Size: 2 /Lower Paper Size: 1 Lower Paper Amount: 2 Lower Paper Amount: 1 Lower Paper Height /Lower Relay Lower Paper End /Lower Paper Feed CL. /Lower Tray Lift Motor: Down /Lower Tray Lift Motor: Up /Relay CL. Right Lower Cover Sw. /By-pass Paper Feed CL. /By-pass Pick-up Sol. By-pass Paper End - /By-pass Paper Size: Bit 0 /By-pass Paper Size: Bit 1 /By-pass Paper Size: Bit 2 /By-pass Paper Size: Bit 3 /By-pass Tray Set N.C. > > > > > > > > > > > < < < < < < < < < < < < < < < < < < < < < < < < < < < CN303 (BICU) for CN401 (LDB) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 < > > > > > > > > > > > > > > > GND XPOR GND SIN GND VDSDI GND SCLK GND XCS GND REFCLK GND XDE3 GND XDE2 GND XDE1 GND XDE0 GND XDO3 GND XDO2 GND XDO1 GND XDO0 GND SE GND SO GND XFGATE GND XLGATE GND XLSYNC GND PCLK GND XLDSYNC GND LDOFFIN GND LDERRO GND DROPEN LDOFF2 LDOFF1 < < < < > > > > > > > > CN313 for HDD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 X_RST-HDD GND HDT HDT HDT HDT HDT HDT HDT HDT HDT HDT HDT HDT HDT HDT HDT HDT GND GND DMRQ GND XDIOW GND XDIOR GND IORDY N.C. XDMACK GND INTRQ XIOCSI6 ADDR 1 N.C. ADDR 0 ADDR 2 XCS1FX XCS3FX N.C. GND < < < < < < < < < < < > > > > > > > > > > > > CN304 (BICU) for CN350 (MB) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 GND XDATA_IN XOEN XARKD6 XARKD4 XARKD2 XARKD0 XFSYNC XARFGT XARLGT XARCLK XAWKD7 XAWKD5 XAWKD3 XAWKD1 XTRG GND XAWLSYC GND GND TXD1 RXRDY1 XSW_ON GND TXD4 RCVDT3 GND TXD2 XOE_A0 RINGING < < < < < < < < < < < < > > > > > > > > > > 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 XRTRG GND XARKD7 XARKD5 XARKD3 XARKD1 GND XWRSYNC XARLSYC GND GND XAWKD6 XAWKD4 XAWKD2 XAWKD0 XPOSE_M XAWFGT XAWLGT XAWCLK RXD1 XCTS1 EX_FCU GND RCVDT4 GND TXD3 RCVDT2 XOE_A1 GND GND < < < < < < < < < < < < < > > > > > > > > > > > > > > > > > > > > > > < < < < < < < < < < > > > > > > CN308 for IC Card 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 GND D3 D4 D5 D6 D7 GND A10 XOECRD A11 A9 A8 A13 A14 XWECRD N.C. +5VE N.C. A16 A15 A12 A7 A6 A5 A4 A3 A2 A1 A0 D0 D1 D2 NC GND 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 GND XCD1 D11 D12 D13 D14 D15 GND N.C. N.C. N.C. A17 A18 A19 A20 N.C. +5VE N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. D8 D9 D10 XCD2 GND Controller Board (PCB1) Mother Board (PCB2) BICU (PCB4) Operation Panel GND TXD2 N.C. N.C. XDATA_IN N.C. N.C. N.C. N.C. N.C. N.C. XOE2 N.C. XWRFGT GND XARCLK XARKD7 XARKD5 XARKD3 XARKD1 N.C. GND N.C. XWRSYNC +5V +5V +5V GND GND GND XLED4 XLED2 XSW1 XSW3 XSW5 XSW7 LCDXD3 LCDXD1 LCDXE +5V GND XRXD2 N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. N.C. XARLSYC LARLGT GND XARKD6 XARKD4 XARKD2 XARKD0 N.C. N.C. GND XFSYNC +5V +5V +5V GND GND GND XLED3 XLED1 XSW2 XSW4 XSW6 XSW8 LCDXD2 LCDXD0 LCDRS GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 CN1 for CN352 (BICU) PP_STROBE PP_D0 PP_D PP_D PP_D PP_D PP_D PP_D PP_D PP_ACK PP_BUSY PP_PERROR PP_SELECT PP_AUTOFD N.C. GND GND PLH/+5V GND GND GND GND GND GND GND GND GND GND GND GND PP_INT PP_FAULT N.C. N.C. N.C. PP_SELCTI 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 CN4 for IEEE1284 GND IO_D3 IO_D4 IO_D5 IO_D6 IO_D7 PCM_-CS IO_A11 PCM_-RD IO_A12 IO_A10 IO_A9 IO_A14 IO_A15 PCM_-WR N.C. +5V +5V IO_A17 IO_A16 IO_A13 IO_A8 IO_A7 IO_A6 IO_A5 IO_A4 IO_A3 IO_A2 GND IO_D0 IO_D1 IO_D2 N.C. GND GND PCM_-CD1 IO_D11 IO_D12 IO_D13 IO_D14 IO_D15 PCM_-CS N.C. N.C. N.C. IO_A18 IO_A19 IO_A20 IO_A21 IO_A22 +5V +5V IO_A23 N.C. N.C. N.C. N.C. PCM_RESET N.C. N.C. PCM_-REG N.C. N.C. IO_D8 IO_D9 IO_D10 PCM_-CD2 GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 CN14 for PCMCIA (IC Card) +5V PSIO_INT PSIO_RESET IO_WR IO_CS0 PSIO_PR GND IO_D0 IO_D2 IO_D4 IO_D6 IO_D8 IO_D10 IO_D12 IO_D14 GND IO_A2 IO_A4 IO_A6 IO_A8 IO_A10 IO_A12 IO_A14 IO_A16 +5V GND PSIO_WAIT PSIO_W/R PSIO_RD IO_A23 (reserved) GND1 IO_D3 IO_D5 IO_D7 IO_D9 IO_D11 IO_D13 IO_D15 IO_D GND IO_A3 IO_A5 IO_A7 IO_A9 IO_A11 IO_A13 IO_A15 IO_A17 GND A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 B23 B24 B25 CN3 for NIB IO_RESET GND IO_D7 IO_D8 IO_D6 IO_D9 IO_D5 IO_D10 IO_D4 IO_D11 IO_D3 IO_D12 IO_D2 IO_D13 IO_D1 IO_D14 IO_D0 IO_D15 GND N.C. N.C. GND IO_WR GND IO_RD GND N.C. NC. N.C. GND IDE_INT N.C. IO_A3 N.C. IO_A2 IO_A4 IDE_CS0 IDE_CS1 N.C. GND +5V +5V GND N.C. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 CN2 for HDD XLED4 XLED3 XLED2 XLED1 KEY1 KEY2 KEY3 KEY4 KEY5 KEY6 KEY7 KEY8 DB7 DB6 DB5 DB4 E RS 5VE GND A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 CN357 for Operation Panel CN357 C I C HDD (Option) HDD1 C Network Interface Board (PCB3) C C C C C HDD HDD2 GND +5V +12V GND CN658 -2 -4 -1 -3 G035 Point to Point Diagram Rev. 10/99 CÓPIA NÃO CONTROLADA CÓPIA NÃO CONTROLADA
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Compatible Models: Ricoh-AP4500.
– Ricoh-AP4500 Diagram-Circuit: is a handbook published by Ricoh manufacturer or a specialized publishing company that contains instructions and specifications for the maintenance, repair, and how to fix all error of a specific Ricoh-AP4500 Printer. It may includes Exploded Views, Parts List, System Diagram, Disassembly and Reassembly, Alignment, Troubleshooting guides, Adjustments, hard reset code, factory reset…

You can do with Ricoh-AP4500 Diagram-Circuit:

1.1 Guide you from basic to advanced usage it.
1.2 Fluent Disassembly and Re-assembly Ricoh-AP4500 Diagram-Circuit.
1.3 Diagnostic all errors are generated by Ricoh-AP4500 Diagram-Circuit:
– The printer does not print.
– Paper does not feed into the printer.
– A print job is extremely slow.
– Half the page is blank.
– The paper keeps jamming, Paper Jam inside, Paper Jam Outside…
– The printer prints, but the text is wrong, garbled, or incomplete.
– Pages print, but are blank.
– The print quality of photos is not good. Images are not clear.
– Your printer has an odd smell during initial use.
1.4 How to refill toner/ink Ricoh-AP4500.
1.5 How to update firmware Ricoh-AP4500.
1.6 How to reset page counter by software, fix all error cause by ink/toner cartridge Ricoh-AP4500: Waste Ink Ink Pad Error, ink cartridge error, red light blinking, red-green light blinking, yellow blinking, Ink cartridge failure, waste ink over flow, ink out, ink level, incompatible ink cartridges, toner cartridge not competition, install toner cartridge, toner exhausted, toner low, toner empty, toner very low…How to use Adjustments Program.
1.7 How to fix main board error, print head, formater board error Ricoh-AP4500.
1.8 How to troubleshooting printer problem with low quality page .
1.9 How to fix : Communication Error, Model Difference, Cover open(Tray) Error, Paper Out Error, Paper Jam Error, Paper Mismatch Error, Ink Low, Ink End Error, No Ink Cartridge, CSIC Error, Maintenance Request Error, Fatal Error…
1.10 How to fix sensor error: empty image, imaging unit is not installed, sensor failure, turn off then on, fusser error, LSU error, Engine board problem, Flash ROM problem, Main motor problem, Sirocco fan problem, Power supply cooling fan problem, Suction fan problem, Polygon motor problem, Laser problem, Secondary transfer voltage contact/release problem, Transfer belt cleaner contact/release problem, Transfer belt rotation problem, Imaging rack rotation problem, Fuser roller temperature increase problem, Fuser roller low temperature problem, Fuser roller high temperature problem, Fuser roller thermistor problem, Transparency detection sensor problem, Main unit memory counter problem, Main unit memory data problem, Main unit memory access problem, Main unit memory installation problem, Engine communication error.

Ricoh-AP4500 Diagram-Circuit covers following topics:

– Precautions Ricoh-AP4500.
– Product Specification Ricoh-AP4500.
– System Overview Ricoh-AP4500.
– S/W Structure and Descriptions Ricoh-AP4500.
– Disassembly and Reassembly Ricoh-AP4500.
– Alignment and Adjustments Ricoh-AP4500.
– Troubleshooting Ricoh-AP4500.
– Exploded Views & Parts List Ricoh-AP4500.

Free Download Ricoh-AP4500 Diagram-Circuit

Ricoh-AP4500 Diagram-Circuit

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