Canon GP160DF Service Manual page 419

##0757 [TX] DCN received after PPS-MPS output
• The line condition is poor and PPS-MPS
can not be properly received.
• The stop button was pressed during com-
munications.
##0758 [TX] Limit for the number of protocol signal re-transmissions is exceeded or T5 time
limit (60 seconds) is exceeded after PPS-MPS output
• The other party's machine's page buffer is
full, or RNR was received after output of
PPS-MPS because the machine was in
use, and after RR output a significant signal
could not be properly received.
##0759 [TX] Limit for number of protocol signal re-transmissions is exceeded after PPS-MPS
output
• The line condition is poor. After PPS-MPS
output, PPR was received 4 times and CTC
was output, but the other party's machine
can not receive properly.
• The line condition is poor. After PPS-MPS
output, PPR was received 4 times and CTC
was output, but a significant signal can not
be properly received.
COPYRIGHT © 1999 CANON INC.
Cause
Cause
Cause
CANON GP160 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 13 TROUBLESHOOTING
Countermeasure
• Raise the modem output level in #2 MENU
parameter 007, so the other party's
machine can properly receive PPS-MPS.
• Resend.
Countermeasure
(1) Set ECM Tx to "OFF" in the user mode
data entry's Tx settings.
(2) After registering one-touch or coded dial-
ing in the user mode, lower Tx speed set-
ting using detailed settings.
Countermeasure
• Raise the modem output level in #2 MENU
parameter 007, so the other party's
machine can properly receive CTC.
• Have the other party raise the output level
so the signal can be received properly.
13-185