Canon G3 Error Code List page 178

Chapter 2: Service Error Codes
##772 [ TX ] In ECM transmission, DCN was received
Cause
• The line condition is poor, and the other
party cannot receive EOR-NULL correctly.
• The Stop key was pressed during a com-
munication.
##773 [ TX ] In ECM transmission, the allowed number of
Cause
• The page buffer of the other party is full or
is engaged; as such, although RNR was
received after transmission of EOR-NULL
and then RR was transmitted, no signifi-
cant signal was received correctly thereaf-
ter.
after transmission of EOR-NULL
Remedy
• Increase the transmission level
other party may receive EOR-NULL cor-
rectly.
• Adjust the NL equalizer
party may receive EOR-NULL correctly.
• Add an echo protect tone to the V.29 mo-
dem signal for transmission
• Transmit once again.
procedure signal re-transmissions was
exceeded or a T5 time-over (60 sec) condition
occurred after transmission of EOR-NULL
Remedy
• Start G3 mode, and transmit once again
(Prohibit the ECM mode).
• Decrease the transmission start speed.
• Record the protocol on a DAT or MD, and
have it analyzed by the local Canon office
and/or Technical Center.
1. Increase the T5 timer setting to avoid
2. Change the ECM frame size from 256
2-118
*2
an error.
bytes to 64 bytes. (This may not be pos-
sible with some models.)
*1
so that the
so that the other
*8 .