SC Tables
D117/D118 6-44 SM
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
681 D
Toner bottle ID: Communication error
 Communication error occurs when the toner bottle ID starts to
communicate with the toner bottle ID receptor.
 Retry of toner bottle ID communication fails three times after the
machine has detected the toner bottle ID communication error.
 Defective toner bottle ID reader and writer
 Disconnected ASAP I/F
 No memory chip on the toner cartridge
 Noise
1. Replace the toner bottle detection board.
2. Replace the toner cartridge.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
682 D
HST sensor: Communication error
Retry of memory chip communication fails three times after the
machine has detected the memory chip communication error.
 Damaged memory chip data
 Disconnected interface
 No memory chip on the development unit
 Noise
1. Replace the PCDU.
2. Replace the BICU.
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