Canon NP6412 Service Manual page 134

CHAPTER 4 IMAGE FORMATION SYSTEM
4) Disconnect the connector [5] (J801), and
remove the pre-exposure lamp PCB unit
[6].
Caution:
Perform the following whenever you
have replaced the pre-exposure lamp
PCB unit.
1) Enter the setting recorded on the ser-
vice label attached on the back of the
PCB using '37' of service mode.
PREX LP
Figure 4-315
2) After entering the setting, execute
'U7' in user mode.
4-42
COPYRIGHT © 1999 CANON INC.
FBS-0756
CANON NP6512/6612/7120/7130/7130F REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
[5]
[6]
Figure 4-314