Brother 1920CN - Color Inkjet - Fax, Service Manual

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VI
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Code 3 Causes
C2 S-sequence finished before prediction in phase 3.
C3 Timeout waiting for S-Sbar in phase 3.
C4 Timeout waiting for S-Sbar in phase 3.
C5 Timeout waiting for S in phase 3.
C7 Training after TRN failure.
D0 Problem with S-sequence in phase 4.
D1 FED turned off in S-sequence in phase 4.
D2 S-sequence finished before prediction in phase 4.
D3 Timeout waiting for S-Sbar in phase 4.
D4 Timeout waiting for S-Sbar in phase 4.
D5 Timeout waiting for S in phase 4.
D6 Timeout waiting for MP.
D8 Timeout waiting for E.
DA Timed out in re-negotiation of the transmitter rate.
DB Timed out in the transmitter MPh.
E2 Retraining detected in phase 2.
E3 Retraining detected in phase 3.
E4 Retraining detected in phase 4.
FE DTR turned off during retraining.
FF Tx set-abort flag.
71 Did not write onto the first mapping frame.
(13) Maintenance mode
Code 1 Code 2 Causes
E0 01 Failed to detect 1300 Hz signal in burn-in operation.
E0 02 Failed to detect PB signals in burn-in operation.
E0 03 Failed to detect commands from the RS-232C in burn-in
operation.