Toshiba E-STUDIO3508A - Page 693

8
© 2015 TOSHIBA TEC CORPORATION All rights reserved e-STUDIO2008A/2508A/3008A/3508A/4508A/5008A
ERROR CODE AND TROUBLESHOOTING
8 - 155
[C1B0] LCF transport motor is abnormal
Classification Error content
Paper feeding system related service
call
LCF transport motor is abnormal
Proce
dure
Check item Result Measure
Next
Step
1
Is the LCF transport motor
working? (Perform the
output check in the test
mode: 03-122/172)
Yes 2
No 3
2
LCF transport motor
LCF board
LGC board
1. Check if the connector pins are
disconnected and the harnesses are open
circuited.
2. Check if the conductor patterns on the LCF
transport motor board, LCF board and LGC
board are short circuited or open circuited.
3. Check if the PLL lock signal CN3-10 output
from the LCF board is always “L” level.
4. Check if the voltage supplied to the
microcomputer input terminal IC103-17 is
always “L” level.
5. Replace the LCF transport motor.
6. Replace the LCF board.
7. Replace the LGC board.
3
LCF transport motor
LCF board
LGC board
1. Check if the connector of the LCF transport
motor is disconnected.
2. Check if the connector CN1, CN3 on the
LCF board is disconnected.
3. Check if the connector CN318 on the LGC
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 LCF
transport motor board, LCF board and LGC
board are short circuited or open circuited.
6. Replace the LCF transport motor.
7. Replace the LCF board.
8. Replace the LGC board.
Parts to be replaced Remark
LCF transport motor
LCF board
LGC board