Oki OKIPAGE 10ex Maintenance Manual page 244

B-10 Option tray I/F timeout error (ERROR 81).
• Is the connection at the connector (2NDTRAY) properly engaged?
• Yes
B-11 Watchdog timer timeout error occurs frequently (ERROR 90), or illegal CPU version
(ERROR 91).
• Failure at IC1 (MHM2029-004K).
B-12 Program error (ERROR F*).
• Replace IC2 and IC3.
• Has the problem been solved?
• No
B-13 Processor error (ERROR 0*).
• Replace IC4, IC5, IC6 and IC7.
• Has the problem been solved?
• No
40990901TH Rev.1
• No Replace the connector (2NDTRAY).
Is the connection at the connector (ENVELOPE) properly engaged?
• No Replace the connector (ENVELOPE).
• Yes End.
Failure of IC1 (MHM2029-004K).
• Yes End.
Failure of IC1 (MHM2029-004K).
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