Canon imageCLASS D600s Service Manual page 330

##787 [TX]
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Remedy:
Cause:
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##788 [TX]
Cause:
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##789 [TX]
Cause:
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COPYRIGHT © 2001 CANON INC.
Chapter7C.p65
In ECM transmission, DCN was received after transmission of
The line condition is poor, and the other party cannot receive EOR-EOP correctly.
1. Increase the transmission level so that the other party may receive EOR-EOP
correctly.
2. Adjust the NL equalizer so that the other party may receive EOR-EOP cor-
rectly.
3. Add an echo protect tone to the V.29 modem signal for transmission.
The Stop key was pressed during a communication.
Transmit once again.
In ECM transmission, the allowed number of procedure signal
re-transmissions was exceeded or a T5 time-over (60 sec) condition
occurred after transmission of EOR-EOP
The page buffer of the other party is full or is engaged; as such, although RNR
was received after transmission of EOR-EOP and then RR was transmitted, no sig-
nificant signal was received correctly thereafter.
1. Start G3 mode, and transmit once again (Prohibit the ECM mode).
2. Decrease the transmission start speed.
3. Record the protocol on a DAT or MD, and have it analyzed by the local Canon
office and/or Technical Center.
In ECM transmission, ERR was received after transmission of
The line condition is poor, and the other party cannot often receive the image sig-
nal correctly.
1. Increase the transmission level so that the other party may receive the image
signal correctly.
2. Adjust the NL equalizer so that the other party may receive the image signal
correctly.
The other party malfunctioned because of an echo.
1. Using a manual call, press the Start button after hearing the 1st DIS from the
other party.
2. To prevent response to the 1st DIS from the other party, put a relatively long
pause to the telephone number when registering an auto-dialing number.
3. Ask the operator of the other party to provide echo remedy 1.
4. Ask the operator of the other party to decrease the transmission level so that the
other party will not receive an echo.
CANON imageCLASS D600s/PC1060s/PC1200s/iR1200s REV. 0 SEPT. 2001
75
CHAPTER 7 TROUBLESHOOTING
EOR-EOP
EOR-EOP
8/26/01, 3:49 PM
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