Oki ES9160, Maintenance Manual

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ES9160 MFP / ES9170 MFP © 2012 OKI DATA CORPORATION All rights reserved
ERROR CODE AND TROUBLESHOOTING
8 - 132
[C450] Thermistor abnormality during printing
[C4C0] Fuser unit new/old detection fuse abnormality
Parts to be replaced Remark
Switching regulator
Classification Error content
Fuser unit related service call Thermistor abnormality during printing
Check item Measure
1. Check the edge thermistor 1. Check if the connector is disconnected.
2. Check if the edge thermistor is in contact with the surface of
the fuser roller properly.
3. Check if the harness of the edge thermistor is open
circuited.
2. Check the LGC board 1. Check if the connector CN308 is disconnected.
2. Check if the conductor pattern on the board is short circuited
or open circuited.
3. Replace the LGC board.
3. Clear the status counter 1. Change the current status counter value (08-2002) "6" to
"0".
Parts to be replaced Remark
LGC board
Classification Error content
Fuser unit related service call Fuser unit new/old detection fuse abnormality
Check item Measure
1. Check the fuser unit. 1. Are the connectors disconnected?
2. Are the harnesses open circuited?
3. Replace the fuser unit.
2. Check the PC board 1. Are the connectors disconnected?
2. Are the harnesses short circuited or open circuited?
3. Replace the board.
Parts to be replaced Remark
Fuser unit.
PC board