Sharp AR-RP6, Service Manual

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AR-SP6/RP6 EXTERNAL VIEW AND INTERNAL STRUCTURE
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[4] EXTERNAL VIEW AND INTERNAL STRUCTURE
1. External view
2. Internal structure
Sensor, detector, etc.
No. Name
1 Document set tray
2 Document guide
3 Document feed section cover
4 Document transport section cover
5 Document exit section
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6
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No. Code Name Type Function/Operation Note
1 W0 Document set sensor Photo transmission Detects presence of documents.
2 COVER Open/close sensor Photo transmission Detects open/close of the paper feed unit.
3 W1 Document width sensor (A4R, LTR, A5) Photo transmission Detects the document width on the tray.
4 W2 Document width sensor (B4, B5) Photo transmission Detects the document width on the tray.
5 W3 Document width sensor (WL, TR, A5R, A4, LT) Photo transmission Detects the document width on the tray.
6 PSOL Pickup solenoid — —
7 PAPER Paper entry sensor Photo transmission Detects presence of documents.
8 RSOL Pressure release solenoid — — AR-RP6 only
9 CLH Transport clutch — —
10 MOT SPF (RSPF) motor Stepping motor Drives document feed on the tray, trans-
port, and paper exit roller.
11 GSOL Gate solenoid — — AR-RP6 only
12 — Interface PWB — —
13 L1 Document length detection SW (Short) Photo transmission Detects the document length on the tray.
14 L2 Document length detection SW (Long) Photo transmission Detects the document length on the tray.
15 COVER OPEN Book sensor Photo transmission Detects the SPF (RSPF) float.
16 PO Paper exit sensor Photo transmission Detects presence of documents.