Sharp AR-810 Instrukcja Użytkownika Pobierz pdf (Strona 55)

5 - 55 AR-651/810 TROUBLE SHOOTING

[C18] Abnormal tandem LCF tray-up motor

(paper can be fed from cassettes other than the tandem LCF)

Does the tray move? (Perform the output check in the test mode: 03-270)

1. Check if the connector of the tandem LCF tray-up motor is disconnected.

2Check if the connector J346 on the LGC board is disconnected.

3. Check if the connector pins are disconnected and the harnesses are open-circuited.

4. Check if the conductor pattern on the LGC board is shor t- or open-circuited.

5. Replace the LGC board.

YES

Are the LCF tray bottom sensor and LCF tray-up sensor working?

(Perform the input check in the test mode: 03-[ENERGY SAVER]OFF/[4]/[C], /[8]/[A]

1. Check if the connectors of the sensors are disconnected.

2. Check if the connector J312 on the LGC board is disconnected.

3. Check if the slit reaches the sensors.

4. Check if the connector pins are disconnected and the harnesses are open-circuited.

5. Check if the conductor pattern on the LGC board is shor t- or open-circuited.

6. Replace the LGC board.

YES

1. Check if the driving mechanism is abnormal.

2. Check if the conductor pattern on the LGC board is short- or open-circuited.

3. Replace the LGC board.

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Sharp AR-810 Instrukcja Użytkownika Strona 55