e-STUDIO163/166/203/206
© 2005 - 2009 TOSHIBA TEC CORPORATION All rights reserved
TROUBLESHOOTING
5 - 14
5.1.6
Scanning system related service call
[C21]
CIS unit initialization error
Does the CIS case move to its home position when the power is turned ON?
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l
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l
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l
YES
1) Check if the CIS home position sensor is installed properly.
2) Check if any of the connectors is disconnected from the CIS home
position sensor.
3) Check if the connector CN14 on the MAIN board is disconnected.
4) Check if the connector pins are disconnected and the harnesses are
open circuited.
5) Check if the conductor patterns on the MAIN board are short cir-
cuited or open circuited.
6) Replace the CIS home position sensor.
7) Replace the MAIN board.
NO
Is there any abnormal sound when the CIS case is moving?
l
l
l
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l
YES
1) Check if the CIS unit drive belt-1 or the CIS unit drive belt-2 is dam-
aged.
2) Check if the belt tension of the CIS unit drive belt-1 or the CIS unit
drive belt-2 is loose.
3) Check if the joint of the belt stopper and the CIS unit drive belt-1 is
loose.
NO
1) Check if the tension of the CIS unit drive belt-1 or the CIS unit drive belt-2 is too tight.
2) Check if any of the connectors of the scan motor is disconnected.
3) Check if the connector CN18 on the MAIN board is disconnected.
4) Check if the connector pins are disconnected and the harnesses are open circuited.
5) Check if the conductor patterns on the MAIN board are short circuited or open circuited.
6) Replace the scan motor.
7) Replace the MAIN board.
[C26]
Peak detection error
Does the exposure lamp light? (Perform the output check in the test mode: 04-267)
YES
Replace the CIS unit.
NO
1) Check if the connector of the CIS unit are disconnected.
2) Check the MAIN board if the connector (CN6) is disconnected and the harness is short
circuited or open circuited.
3) Check if the conductor pattern on the MAIN board is short circuited or open circuited.
4) Replace the MAIN board.
5) Replace the CIS unit.
07/06
Содержание e-STUDIO163
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Страница 232: ...e STUDIO163 166 203 206 2005 2009 TOSHIBA TEC CORPORATION All rights reserved WIRE HARNESS CONNECTION 8 2 ...
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