Toshiba e-STUDIO 2555C Service Manual page 681

[C180] LCF tray-up motor abnormality
Classification
Paper feeding system related
service call
Proce
Check item
dure
1 Does the tray move?
(Perform the output check:
03-271)
2 Are the LCF tray-up
sensor and LCF tray
bottom sensor working?
(Perform the input check:
03-[COPY]ON/[8]/[A],
03-[COPY]ON/[8]/[E])
3 LGC board
Parts to be replaced
LCF tray-up motor
LCF board
LGC board
LCF tray-up sensor
LCF tray bottom sensor
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Error content
LCF tray-up motor abnormality
Result
Yes
No • Check if the connector of the LCF tray-up
motor is disconnected. (CN5, CN50)
• Check if any of the connectors CN100,
CN101 and CN103 on the LCF board is
disconnected.
• Check if the connector CN371 on the LGC
board is disconnected.
• Check if the connector pins are
disconnected or the harnesses are open
circuited.
• Check if the conductor patterns on the LCF
board and LGC board are short circuited or
open circuited.
Yes
No • Check if the connectors of the sensors are
disconnected. (CN6, CN63, CN64)
• Check if any of the connectors CN100,
CN104 and CN105 on the LCF board is
disconnected.
• Check if the connector CN371 on the LGC
board is disconnected.
• Check if the slit reaches the sensors.
• Check if the connector pins are
disconnected or the harnesses are open
circuited.
• Check if the conductor patterns on the LCF
board and LGC board are short circuited or
open circuited.
• Check if the conductor pattern on the LGC
board is short circuited or open circuited.
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Measure
Remark
e-STUDIO2555C/3055C/3555C/4555C/5055C
ERROR CODE AND TROUBLESHOOTING
Next
Step
2
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