Originally Posted by
terramobil
Thats what the Service Manual says:
E197-3000-05 Serial communication error
Detection Description A communication error between the DC Controller PCB and the Option Paper Deck was detected.
Remedy [Related parts] R1.00
- Harness between the Drum Driver PCB (UN6/J1922) and the 3.5K Deck Lattice (J7515A)
- Harness between the DC Controller PCB (UN2/J1253) and the Drum Driver PCB (UN6/J1921)
- Drum Driver PCB (UN6)
- DC Controller PCB (UN2)
- Option Paper Deck
[Remedy] Check/replace the related harness/cable, connector and parts.
[Reference] Before replacing the DC Controller PCB, back up the service mode data (approx. 2
min) and restore the backup data after the replacement so the data may be able to be protected.
- Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP
- Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES
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