Description: Communications error (option I/F)
The connection status of a finishing option is changed after the power has been turned ON.
Remedy: 1. Reset the malfunction and turn OFF and ON the Power Switch. 2. Check the connection between Master Board (copier) and Control Board (Finisher). 3. Unplug the connector between Master Board and Control Board and turn OFF and ON the Power Switch. - If the malfunction code display persists, change Master Board. - If the malfunction is no longer detected, change Control Board.
Code: C13C0
Description: I/C initialization failure
After failing to blow the imaging cartridge fuse two consecutive times, the I/C is determined to be new.
Remedy: 1. Reinstall I/C, reset the malfunction, and turn OFF and ON the Power Switch. 2. Check the connection between I/C fuse and Master Board. 3. Change Master Board.
Code: C13D0
Description: Faulty EEPROM
EEPROM, in which no initial data is written, is found.
Remedy: 1. Reset the malfunction, turn OFF and ON the Power Switch, and unplug the power cord and plug it back in. 2. Check the connection between IC3 of Master Board and EEPROM. 3. Change Master Board. 4. Change EEPROM. For the precautions to be observed when changing the EEPROM, see DIS/ REASSEMBLY, ADJUSTMENT.
Code: C13F0
Description: HSYNC detection failure
• The SOS falling edge is not detected for 0.2 sec. or more after the Polygon Motor has been energized and laser output started. • No SOS falling edges are detected while VIA remains ON.
Remedy: 1. Reset the malfunction and turn OFF and ON the Power Switch. 2. Check the connection between PH Assy and Master Board. 3. Change PH Assy. Change Master Board.