Code: CH Blink
Description:
Developing cartridge not installed
The developing cartridge is not installed. Communication with the CRUM cannot be made in initial check of the CRUM.
Causes:
Developing unit disconnection MCU PWB abnormality CRUM chip abnormality
Remedy:
Check installation of the developing unit. Replace the MCU PWB.
Code: CH ON
Description:
Side door open The side door is open.
Causes:
Side door sensor abnormality MCU PWB abnormality
Remedy:
Check that all the side doors are closed. Replace the MCU PWB.
Code: E1-00
Description:
IMC PWB communication trouble
An abnormality occurs in communication between the MCU PWB and the IMC PWB.
Causes:
IMC PWB-MCU PWB harness abnormality MCU PWB connector disconnection IMC PWB ROM defect/data abnormality
Remedy:
Check connection of the connector and the harness between the IMC PWB and the MCU PWB. Check the ROM of the IMC PWB.
Code: E1-10
Description:
IMC PWB trouble
An abnormality occurs in the IMC PWB.
Causes:
USB chip error/CODEC error on the IMC PWB
Remedy:
Replace the IMC PWB with a new one.
Code: E1-11
Description:
IMC ASIC error
An abnormality occurs in the IMC PWB.
Causes:
Abnormality in ASIC on the IMC PWB
Remedy:
Replace the IMC PWB with a new one.
Code: E1-13
Description:
IMC PWB flash ROM error
An abnormality occurs in the IMC flash ROM.
Causes:
IMC PWB abnormality
Remedy:
Replace the IMC PWB with a new one. If downloading of the program is abnormally terminated, it may cause an error. Download the program again to avoid this.
Code: E1-16
Description:
IMC PWB DIMM memory read/write check error
An installation error occurs in the IMC expansion compression memory module. An error occurs during access to the IMC expansion compression memory.
Causes:
Improper installation of the IMC expansion memory module. IMC expansion memory module abnormality IMC expansion memory contact abnormality IMC PWB abnormality.
Remedy:
Check installation of the expansion memory module. Replace the expansion memory module. Replace the IMC PWB with a new one.
Code: E1-81
Description:
Interface error (Parity) in communication with the IMC PWB
A parity error occurs in communication between the MCU PWB and the IMC PWB.
Causes:
IMC PWB-MCU PWB harness defect Improper connection of the MCU PWB connector IMC PWB ROM defect/data abnormality"
Remedy:
Check connection of the connector/harness between the IMC PWB and the MCU PWB. Check the ROM of the IMC PWB.