Filter
Top Products
FC-22 TROUBLESHOOTING 4 - 32 January 2000 © TOSHIBA TEC
C48 Heater abnormal (high temperature)
1. Checking the thermistors, fuser lamps, SSR and LGC board
Check the thermistors, fuser lamps, SSR and LGC board, following the same procedure as in 1, 2 and
3 of C41 .
2. Clearing the status counter
Since [9] is shown on the status counter, rewrite it to [0], following the same procedure as in 4 of C41 .
C7 Error C7
* To avoid any safety hazards, be sure to unplug the power cord before proceeding to check the
items in 1. and 2. below.
* Be sure that the fuser unit is set in place securely.
1. Check if any thermistor connector is disconnected.
2. Check if any harness for the thermistors (center and rear, upper and lower) is open-circuited.
3. Check the LGC board if the connector J122 is disconnected.
4. After completing the repair of what caused the C7 problem, proceed to rewrite the status counter
to [0], following the same procedure as for C41 .