5.1.8
ADF related service call
No service call for the ADF (MR-2017).
5.1.9
Laser optical unit related service call
[CA1]
Polygonal motor is abnormal
Is the polygonal motor rotating?
l
NO
l
l
l
l
l
l
l
YES
1) Check if the conductor pattern on the MAIN board is short circuited or open circuited.
2) Replace the MAIN board.
[CA2]
H-Sync detection error
Are the harness open circuited and the connectors disconnected or misconnected between
the MAIN board (CN21, CN22) and laser optical unit?
YES
NO
1) Replace the MAIN board.
2) Replace the laser optical unit.
e-STUDIO163/166/203/206
TROUBLESHOOTING
1) Check if the connector of the harness is disconnected between MAIN
board (CN24) and the laser optical unit.
2) Check if the harness is open circuited and the connector pin is dis-
connected.
3) Check if the conductor pattern on the MAIN board is short circuited or
open circuited.
4) Replace the laser optical unit.
5) Replace the MAIN board.
1) Connect the disconnected connectors.
2) Replace the laser optical unit if the harness is open circuited.
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06/07
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