Canon iR1200 Series Service Manual page 376

Chapter 14
##106 [RX]
Remedy:
Cause:
Remedy:
##107 [RX]
Cause:
Remedy:
Cause:
Remedy:
##109 [TX]
Cause:
Remedy:
14-20
The procedure signal cannot be received for 6 sec while
in wait
1. Increase the transmission level so that the other party may
receive the signal correctly.
2. Adjust the NL equalizer so that the other party may receive the
signal correctly.
The machine malfunctioned because of an echo.
1. Provide echo remedy 1.
2. Decrease the transmission level so that an echo of transmitted
signal will not be received.
T-14-33
The transmitting machine cannot use fall-back
The line condition is poor, and the signal from the other party
cannot be received correctly even at 2400 bps.
1. Ask the operator of the other party to increase the transmission
level so that the signal may be received correctly.
2. Adjust the NL equalizer so that the signal may be received
correctly.
3. Loosen the RTN transmission conditions so that RTN will not
be transmitted.
The machine malfunctioned because of an echo.
1. Provide echo remedy 1.
2. Decrease the transmission level so that an echo of the
transmitted signal will not be received.
T-14-34
After transmitting DCS, a signal other than DIS, DTC,
FTT, CFR, and CRP was received, exceeding the
permitted number of transmissions of the procedure
signal
The procedure signal is faulty.
Record the protocol on a DAT or MD, and have it analyzed by the
local Canon office and/or Technical Center.