Canon GP335 Service Manual page 622
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Also See for GP335:
- Installation instructions (4 pages) ,
- Service manual (682 pages) ,
- Service handbook (200 pages)
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CHAPTER 14 TROUBLESHOOTING
<BODY>
Level 3
GUIDE-SW
Sets control mode for driving the fixing assembly inlet guide.
Use it if images are soiled along the trailing edge of paper
owing to the fixing assembly. (In such a case, select
descent control.)
PRIAC-SW
Use it to enable or disable image improvement made by
changing the charging current level (as when correcting
image faults caused by charging faults of the drum
cartridge). It will be effective if the image tends to show
white spots in solid areas often occurring between when a
new drum cartridge is mounted and about 2000 copies are
made.
Use it ('1' -> '0') in the following cases:
• If a new drum cartridge has been installed and the
• If COPIER>FUNCTION>D-GAMMA has been
• If the setting has been changed for this item.
ELC-PWR
Enables or disables a mechanism to prevent flickering of
the fluorescent lamp caused by a site environmental factor.
Select this item if the fluorescent lamp flickers because of
the condition of the site.
(effective in 100/120-V areas only)
FAN-SPD
Selects fan drive sound reduction mode.
Use it to reduce the sound of fan drive by decreasing fan
rotation speed.
This mode is effective only when the site is 27.5°C or less.
Do not use it if the site temperature is 27.5°C or more.
(applicable to FM2, FM3)
IMG-CLR
Use this mode to enable/disable clearing print images in
the memory on the image processor PCB when the main
power is turned on.
• The machine must be equipped with an image memory
• The printer control software netCraft is used.
FIX-TIPE
Not used.
In a 120/230-V model, fixed to '0'. Do not change the
setting.
14-204
Description
copier has been turned on.
executed in service mode.
Conditions
back-up battery.
If the machine is equipped with an image memory back-
up battery, the images are backed up even when the
main power is turned off. However, some commercially
available printer control software is designed to clear
the printer log when the main power is turned off,
requiring the mode to be set to '1'.
COPYRIGHT © 1999 CANON INC. CANON 405/335 REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
OPTION
Remarks
0*:no control
1: control on 2nd side
of double-sided copy
2: control on all
0*:do not increase
charging current
1: increase charging
current
0*:disable anti-
flickering
mechanism
1: enable anti-flicker
mechanism
0*:disables fan
rotation speed
rotation control.
1: in standby, stops 2
delivery heat
discharge fans.
2: in addition to '1',
rotates 2 delivery
heat discharge fans
at half speed.
0*:factory setting
1: clear print images
at power-on (main
power)
0*:for 120/230-V
model.
1: for 100-V model.
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Chapters
Troubleshooting
