Canon NP6251 Service Manual page 540

6. Executing AE Automatic Adjustment
1) Open the front door, and insert the door switch actuator into the door switch actuator.
2) Push the service mode switch over the cover.
3) Select the following in service mode:
AE_ADJ:0 ( : START)
(0: F5, 1:F9).
4) Place the Test Sheet on the copyboard, and close the copyboard cover.
5) Press the user mode key
• The scanning lamp turns on, and auto adjustment is executed.
AE_ADJ: 1
Changes to '1'.
6) Place a newspaper on the copyboard, and close the copyboard cover.
7) Press the user mode key
• The scanning lamp turns on, and automatic adjustment is executed.
AE_ADJ: 0
Changes to '0'.
8) Press the Reset key twice to end service mode.
COPYRIGHT © 1997 CANON INC.
Butted.
Figure 11-207
once.
( : START)
once.
( : START)
CANON NP6350/NP6251 REV. 0 JULY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
NA-3
Test Sheet
CHAPTER 11 TROUBLESHOOTING
11-9