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4 - 1
TROUBLE SHOOTING
4.
TROUBLESHOOTING
4.1
Scanner System Related Service Call
[C27] [C28] Carriage initialization error
Remove the original glass, turn the power switch ON with the carriage moved to the feed side,
and check the following items.
[C27] The carriage moves only slightly in the feed direction, or the carriage stays at a position other
than the home position and does not move.
Yes
Check the circuits on the SLG and SDV boards for troubles.
No
•
Check the connector pins for disconnection and the harness for breaks and short-circuits.
•
Check the SDV board for breaks and short-circuits.
•
Check the SLG board for breaks and short-circuits.
•
Replace the SDV board.
•
Replace the SLG board.
[C28] Is a loud sound emitted after the carriage bumps into the home position?
Yes
Cause: The home switch does not turn ON.
•
Make sure that the switch connector is connected.
•
Check the circuits on the SLG and SDV boards for troubles.
No
Cause: The carriage is located at the home position and does not move.
•
Check the connector pins for disconnection and the harness for breaks and short-circuits.
•
Check the SDV board for breaks and short-circuits.
•
Check the SLG board for breaks and short-circuits.
•
Replace the SDV board.
•
Replace the SLG board.
Summary of Contents for AR-650
Page 103: ...MAINTENANCE 2 6 Rear drive system 38 36 37 3 54 54 54 54 54 54 96 12 81 63 63 46 ...
Page 104: ...2 7 MAINTENANCE ADF front sectional view 100 104 109 105 106 102 108 99 101 103 107 98 ...
Page 122: ...SUPPLIES 3 10 13 CONNECT 15 CLOSE 2 1 14 CLOSE 1 2 16 TURN ON 17 PRESS 18 END ...
Page 169: ...Click Finish button then Virtual Modem installation is completed 5 5 ...
Page 179: ...To make the connection ONLINE mode click button before firmware downloading 5 15 ...
Page 194: ......
Page 195: ...MEMO ...
Page 196: ...MEMO ...
Page 197: ...MEMO ...
Page 198: ...MEMO ...
Page 199: ...MEMO ...