Canon GP215 Service Handbook page 172

SERVICE MODE
12. Shading Adjustment (for R&D/factory)
Item
R&D/factory shading auto cor-
rection
Guide to the Screen
*4* FUNCTION 12
R & D SHADING START (OK:START)
Now [xxxxxxxxxxxxx]
WB xxxxH WP xxxxH LAMP xxxxH
GDA1 xxH GDA2 xxH
CDA4 xxH ADDA5 xxH
D-ODD xxH D-EVN xxH
7–64
*4* FUNCTION 12
R & D SHADING START (OK:START)
Now [xxxxxxxxxxxxx]
WB xxxxH WP xxxxH LAMP xxxxH
GDA1 xxH GD2 xxH
CDA4 xxH ADDA5 xxH
D-ODD xxH D-EVN xxH
1) Place the standard white paper on the copyboard
glass.
2) Press 'AUTO SHADING START' on the screen to
highlight; then, press the OK key.
3) When a beep is sounded, press the OK key.
('LAMP LEVEL' will be indicated on the screen
while the lamp is being adjusted.)
If no beep is heard, turn VR1 on the DC controller
PCB so that a beep will be heard; then, press the
OK key.
4) End the operation when 'END' appears on the
screen.
CANCEL
CDA3 xxH
+ –
OK
CANCEL
JUMP
CDA3 xxH
+
–
OK
Description
Press to execute.
Status indication
Results of measurement
for each item
Reference
page