Wiring diagram
Optional paper feeder
| feedPF motor |
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1 | YC702 |
| boardfeed | 794KP- |
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| 6 | 6 | Connector board | YC801 |
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PFSEN |
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PFPFPER |
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PFCLK |
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PFMDRN |
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PGND |
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+24V |
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6 5 4 3 2 1
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| PFCLK |
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| PFMDRN | Main |
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| PGND |
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Feed clutch
2 | FEDDRN | |
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+24V | ||
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| Registration clutch |
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| MPfeed | clutch |
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| +24V2 | RESDRN |
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| +24V2 | MPFDRN |
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YC03 | 1 | 2 |
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S02506 | ERASPW ERASER |
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YC05 | 1 | 2 | 3 |
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MPpaper | sensor | 1 2 3 |
S02510 | +5V | HANDSN | GND |
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YC07 | 1 | 2 | 3 | |
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| Waste | toner sensor |
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S02509 | +5V | TNFULL | GND |
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YC10 | 1 | 2 | 3 |
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S02773 |
| FEDDRN | PFSEN | PFPFPER | PFCLK | PFMDRN | PGND | MRDYN | MOTORN | +24V2 |
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YC04 |
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S02771
YC11 |
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14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
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14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
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RTHDR |
| HEATN | HVISEL | SENPOW | SLEEP | PSEL1 | EXTIN |
| PSEL2 | ZCROSS |
| HVCLK | +5V |
| +5V |
| SGND | SGND |
| +24V2 |
| +24V2 |
| PGND | PGND | PAPERN |
| SWIN |
| RESIT |
| TONER |
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 |
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 |
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YC302 |
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| Paper | sensor |
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| Registration | sensor |
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YC301 |
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| Cassette | switch |
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4 4
FANL
10 10
3 2 1 | ||
3 | 2 | 1 |
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FANH | THVDR | THERM |
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11 | 12 | 13 |
3 |
| YC06 |
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| 1 2 3 4 5 |
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S02772 | PLGCLK | PLGRDYN PLGDRN | PGND +24V2 |
| S02779 |
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| CN1 |
| S02777 | ||
| Polygon |
| CN1 | detector |
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| motor | 8 | 8 | HSYNC_ | |||
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| DGND | ||||||
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| LDdriver/HSYNC | |||
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| Laser | 4 | 4 | ||||
| LDEN_ | ||||||
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| VIDEO_ | ||||||
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| S02778 | |
| LCD controller |
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| FPDAT | |||||
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| FPRSTN | ||
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| roller Developing | ||
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| YC01 |
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| 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
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| +5V | +5V | OUTPEN | SGND | PLGCLK | EGSO | SCKN | EGKN | PDMASKN | SBSY | SDIR | EGIRN | SGND | RSTN |
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| YC07YC08 V | AV/1.0125 | YC01 |
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| slot card Memory |
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| YC09 | Debugger |
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1 | 1 |
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| I/F Parallel |
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A1 | B1 | A2 | B2 | A3 | B3 | A4 | B4 | A5 | B5 | A6 | B6 | A7 | B7 | A8 | B8 | A9 | B9 | A10 | B10 | A11 | B11 | A12 | ||||||||||||||||
+24V2 |
| +24V2 |
| PGND |
| +24V2 |
| PGND |
| PGND | MHVDR |
| FAN |
| THVDR |
| THERM | RTHVDR | HEATN |
| HVISEL |
| SLEEP |
| PSEL1 |
| EXITN | PSEL2 |
| ZCROSS |
| +5V | +5V | SGND |
| +5V |
| SGND |
A1 | B1 | A2 | B2 | A3 | B3 | A4 | B4 | A5 | B5 | A6 | B6 | A7 | B7 | A8 | B8 | A9 | B9 | A10 | B10 | A11 | B11 | A12 |
B12
SGND
B12
YC304 | 2 |
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| S02508 | TONER SGND | Toner | sensor 786KP- | |||
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FAN | +24V1 |
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Cooling fan
Thermal cutout
CN2
High boardvoltage
+24V2 | CN1 |
Interlock switch
11 |
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| SGND | |||
10 |
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| +5V | |||
9 |
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| ZCROSS | |||
8 |
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| EXITN |
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| SLEEP |
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| HEATN | |||
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| THERM |
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| +24V2 | |||
3 |
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| PGND |
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| FAN | |||
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| +24V1 | |||
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Power supply board
CN2
/8A(E) | /15A(U) | /1.6A(E) | /2.5A(U) |
250V | 250V | 250V | 250V |
F1: |
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CN3 |
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Exit sensor |
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| Power switch |
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+5V THERM
L
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CN5
CN4
22
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CN1
NN L L
S02775(U) S02774(E)
roller ransferT
Drum | Zenner board |
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Inlet | AC |