Canon GP200 Service Manual page 303
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8) Press 'AUTO SHADING START' on the LCD
to highlight; then, press the OK key.
• 'shading auto correction' will be executed.
9) A beep will be sounded while the lamp is
being adjusted (with the screen indicating
'LAMP LEVEL'); press the OK key when the
beep stops.
• If no beep is heard, remove the rear cover,
and turn VR1 on the DC controller PCB
until a beep is heard; then, press the OK
key.
If no beep is heard after turning VR1 fully
clockwise, press the OK key while keeping
VR1 turned fully clockwise.
*4* FUNCTION 12
R&D SHEADING START (OK)
Now [LAMP LEVEL
WB xxxxH WP xxxxH LAMP xxxxH
GDA1 xxH GD2 xxH
CDA4 xxH ADDA5 xxH
D-ODD xxH D-EVN xxH
Figure 3-1020
10) In a while, 'Now [END]' will appear on the
screen, indicating the end of shading auto
correction.
COPYRIGHT © 1996 CANON INC.
Download service manual and resetter printer at http://printer1.blogspot.com
CANCEL
]
CDA3
xxH
+
–
OK
CANON GP215/200 REV.0 JULY 1996 PRINTED IN JAPAN (IMPRIME AU JAPON)
3. OPERATIONS AND TIMING
6
Updating
• Replace the ROM DIMM (double inline
memory module) on the image processor
or update it by downloading as discussed.
• Downloading will update the ROM DIMM;
you must replace the following ROMs to
update:
• IC103 (DC controller PCB)
• IC104 (DC controller PCB)
a. Replacing the ROM DIMM
1
Removing the ROM DIMM
1) Turn off the main power switch.
2) Disconnect the power cord from the power
outlet.
3) Remove the copyboard glass, lens cover, and
IP cover.
4) While opening the claw of the slot, lift the
ROM DIMM to remove.
Figure 3-1021
3–249
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