Brother MFC-J6510DW Service Manual page 49

Code 1 Code 2
C0 01
No common modulation mode or polling failed.
C0 02
Unable to detect JM.
C0 03
Unable to detect CM.
C0 04
Unable to detect CJ.
C0 10 V. 34 negotiation or training not finished.
C0 11
Modem error detected during V. 34 negotiation or
training.
C0 20
Modem error detected during sending of commands.
C0 21
Modem error detected during receiving of
commands.
C0 22
Control channel connection timeout.
C0 30
Modem error detected during sending of image
signals.
C0 31
Modem error detected during receiving of image
signals.
E0 01 Failed to detect 1,300 Hz signal in burn-in operation.
E0 02 Failed to detect PB signals in burn-in operation.
FF XX Equipment error. (For X X, refer to
"Error
Cause
Codes.")
2-19
Section 2.4.9.7
Section 2.3.1
Refer to:
Confidential