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Toshiba e-studio281c User Manual

Toshiba e-studio281c
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© 2005 - 2008 TOSHIBA TEC CORPORATION All rights reserved e-STUDIO281c/351c/451c
TROUBLESHOOTING
5 - 97
5
[CF50] Color auto-toner sensor abnormality
Are the connector of color auto-toner sensor, joint connector and connector CN356 on the LGC
board connected normally?
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È
NO Æ 1) Reconnect the connectors.
2) Correct or replace if the connector pins are disconnected or harnesses are
open circuited.
YES
Are the color auto-toner sensor and reference plate stained?
È YES Æ Clean them.
NO
Is the color auto-toner sensor shutter solenoid working normally?
(Perform the output check: 03-125/175)
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È
NO Æ 1) Check if the connectors or joint connectors of the color auto-toner sensor
shutter solenoid and color auto-toner sensor are disconnected.
2) Check if the connector CN332 on the LGC board is disconnected.
3) Check if the connector pins are disconnected or the harnesses are open cir-
cuited.
4) Check if the conductor pattern on the LGC board is short circuited or open
circuited.
5) Replace the color auto-toner sensor shutter solenoid.
6) Replace the LGC board.
YES
Is the color auto-toner sensor shutter closing position correct?
(Perform the output check: 03-125/175)
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È
NO Æ Adjust the install position of solenoid so that the gap between the sensor holder
and stopper will be 1.0 mm when closing the shutter.
YES
1) Check if the conductor pattern on the LGC board is short circuited or open circuited.
2) Replace the LGC board.
3) Replace the reference plate and perform “Initialization of color auto-toner sensor light
amount correction target value (05-207)”.
4) Replace the color auto-toner sensor and perform “Enforced correction of color auto-toner
sensor light amount (05-208)”.

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Toshiba e-studio281c Specifications

General IconGeneral
BrandToshiba
Modele-studio281c
CategoryAll in One Printer
LanguageEnglish

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