Canon iR1200 Series Service Manual page 367

#003 [TX/RX] Document is too long, or page time-over
5. Make copies to find out if the ADF motor is operating
normally.
6. Replace the image processor PCB.
#005 [TX/RX] Initial identification (T0/T1) time-over
Cause: The tone/pulse setting is wrong.
Remedy: Make the correct tone/pulse setting.
Cause: The time it takes to connect to the other party's line is too long.
Remedy: 1. When registering an auto-dial number, put a relatively long
pause after the telephone number to delay the T0 timer start
mechanism.
2. In service mode, increase the T0 timer length using '10' of #3
Numeric param.
so that a time-cover condition will not occur. (for transmission)
3. In service mode, increase the T1 timer length using '11' of #3
Numeric param.
so that a time-over condition will not occur. (for reception)
Cause: The other party does not respond.
Remedy: Contact the operator of the other party, and find out the cause.
Cause: The other party's communication mode (G2, G3, etc.) does not
match.
Remedy: The communication mode depends on each specific model, and no
remedy can be offered.
Cause: During transmission, the other party malfunctioned because of an
echo.
Remedy: 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-dial 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.
Cause: During reception, the machine malfunctioned because of an echo.
T-14-11
Chapter 14
14-11