Toshiba e-STUDIO 2555C Service Manual page 680

[C150] PFP upper drawer tray abnormality
[C160] PFP lower drawer tray abnormality
Classification
Paper feeding system related
service call
Proce
Check item
dure
1 Does the tray go up?
(Perform the output check:
03-278, 280)
2 Is the tray-up sensor
working? (Perform the
input check: 03-
[COPY]ON/[5]/[A], 03-
[COPY]ON/[5]/[E]
3 LGC board
Parts to be replaced
Tray-up motor
PFP board
LGC board
Tray-up sensor
e-STUDIO2555C/3055C/3555C/4555C/5055C
ERROR CODE AND TROUBLESHOOTING
PFP upper drawer tray abnormality
PFP lower drawer tray abnormality
Result
Yes
No • Check if the connector of the tray-up motor
is disconnected. (CN5, CN50)
• Check if any of the connectors CN241,
CN242 and CN244 on the PFP 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 PFP
board and LGC board are short circuited or
open circuited.
Yes
No • Check if the connector of the sensor is
disconnected.
• Check if any of the connectors CN241,
CN244 and CN246 on the PFP board is
disconnected.
• Check if the connector CN371 on the LGC
board is disconnected.
• Check if the slit reaches the sensor.
• Check if the connector pins are
disconnected or the harnesses are open
circuited.
• Check if the conductor patterns on the PFP
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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