COPYRIGHT © 1999 CANON INC. CANON GP160 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 13 TROUBLESHOOTING
13-194
Cause
• The line condition is poor and frequently the
other party’s machine can not properly
receive the image signal.
• The other party’s machine malfunctions due
to echo.
Countermeasure
(1) Have the other party’s machine’s output
level raised so the signal can be received
properly.
(2) Adjust the NL equalizer in #2 MENU
parameter 005, so the other party’s
machine can properly receive the image
signal.
• Refer to #1 SSSW-SW03 for echo counter-
measures.
##0790 [RX] ERR output after EOR-Q reception
Cause
• Protocol signal abnormality
Countermeasure
(1) Record the communication signal on DAT
and analyze it.
##0791 [TX/RX] Signal other than a significant signal received during ECM mode procedure
Cause
• The line condition is poor and the other
party’s machine can not receive the signal
properly.
• The line condition is poor and the signal
can not be received properly.
• The communication codec is busy.
Countermeasure
(1) Raise the modem output level in #2
MENU parameter 007, so the other
party’s machine can properly receive the
signal.
(2) Adjust the NL equalizer in #2 MENU para-
meter 005, so the other party’s machine
can properly receive the signal.
(1) Have the other party’s machine’s status
speed lowered.
(2) Have the other party’s machine’s output
level raised so the signal can be received
properly.
(1) Turn the power off then on.
(2) Replace the FAX PCB.
##0793 [RX] Valid frame can not be detected and the time limit is exceeded during high-
speed signal reception
Summary of Contents for GP160DF
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