Canon iR1600 Series Service Manual page 573

Cause: An internal mechanism is faulty.
Remedy:
(1) Check the connection of the DS sensor (original paper sensor; PI6), DES sensor
(2) Check the following to see if they operate normally: DS sensor (original sen-
(3) Replace the DS sensor (original paper sensor; PI6) and the DES sensor (read
(4) Check the connection between the ADF motor and ADF driver PCB (J4).
(5) Make copies to find out if the ADF motor is operating normally.
(6) Replace the ADF motor.
(7) Replace the ADF driver PCB.
(8) Replace the image processor PCB.
#0005 [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 tele-
(2) In service mode, increase the T0 timer length using '10' of #3 Numeric param.
(3) In service mode, increase the T1 timer length using '11' of #3 Numeric param.
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) Provide echo remedy 1.
(2) Using a manual call, press the Start button after hearing the 1st DIS from the
(3) To prevent response to the 1st DIS from the other party, put a relatively long
(4) Ask the operator of the other party to provide echo remedy 2.
(5) Ask the operator of the other party to decrease the transmission level.
Cause: During reception, the machine malfunctioned because of an echo.
Remedy: Provide echo remedy 2.
COPYRIGHT© 2002 CANON INC.
(read sensor; PI8), and ADF driver PCB (J5).
sor), DES senor (registration sensor). (See 5.5.7 "Faculty Test (6:FACULTY
TEST)" in Chapter 13.)
sensor; PI8).
phone number to delay the T0 timer start mechanism.
so that a time-cover condition will not occur. (for transmission)
so that a time-over condition will not occur. (for reception)
other party.
pause to the telephone number when registering an auto-dial number.
2000 CANON iR1600/iR2000/iR1610/iR2010 SERIES REV.0 MAR. 2002
CHAPTER 13 TROUBLESHOOTING
13-195