COPYRIGHT © 1999 CANON INC.
CANON ADF FOR iR600 REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
5-27
CHAPTER 5 TROUBLESHOOTING
J1
J2
J5
J3
J6
J7
J8
J9
J10
J11
J14
J13
J12
J4
FU2
FU1
SW1
LED2
IC1
SW4SW3SW2
IC2
Figure 5-158
2.
Replacing the EEPROM
Perform the following when replacing the
ADF controller PCB.
1) Remove the EEPROM (IC2) from the faulty
ADF controller PCB.
2) Mount the EEPROM removed in step 1) to
the new ADF controller PCB.
Reference:
The EEPROM of the new ADF controller
PCB will not be used.
3) Turn on the copier, and check to make sure
that it does not indicate 'E420'.
4) If the copier indicates 'E420', mount the
EEPROM removed from the new ADF con-
troller back to the new ADF controller PCB.
5) Perform "adjusting the sensor and the deliv-
ery motor."