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Canon MF8580Cdw Service Manual page 371

Mf8500/mf8200 series
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Manual - 750 pages
User manual - 750 pages
Getting started - 292 pages

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COPIER > FUNCTION > VIFFNC
ICL-IMP
Execution of ITB cleaning failure prevention 1
Details
MF8200
To alleviate cleaning failure by increasing the current
(bias) applied to the Cleaning Blade and Primary
Transfer Roller.
MF8500
To execute cleaning for one round of the ITB after
printing 2 sheets. (It becomes 2 sheets intermittent
mode.)
Use case
When an image that was on 2 sheets before appears
lightly depending on paper type and print pattern
(especially high printing ratio)
Adj/set/operate method Enter the value, and then press OK key.
Display/adj/set range
0: OFF, 1: ON
Default value
0
Related service mode
COPIER> FUNCTION> SPLMAN> SPL50288
FD-R-CHG
Execution of Pickup Roller replacement mode
Details
To move the Pickup Roller to the replacement position by
executing this mode.
Use case
When replacing the Pickup Roller
Adj/set/operate method Select the item, and then press OK key.
STOR-DCN
Backup of Engine Controller PCB NVRAM
Details
To back up the setting data in NVRAM of the Engine
Controller PCB to NVRAM of the Main Controller PCB.
Use case
Before replacing the Engine Controller PCB
Adj/set/operate method Select the item, and then press OK key.
Caution
During operation, the setting data changes by manual or
automatic adjustment. When backup data which has been
left for a long period of time is restored, it is overwritten
with new setting data and the old data is deleted.
Related service mode
COPIER> FUNCTION> SYSTEM> RSTR-DCN
RSTR-DCN
Restoration of Engine Controller PCB NVRAM
Details
To restore backup information of the Engine Controller
PCB NVRAM stored in the Main Controller PCB NVRAM
to the Engine Controller PCB NVRAM.
Use case
After replacing the Engine Controller PCB
Adj/set/operate method 1) Select the item, and then press OK key.
2) Turn OFF/ON the main power switch.
Caution
During operation, the setting data changes by manual or
automatic adjustment. When backup data which has been
left for a long period of time is restored, it is overwritten
with new setting data and the old data is deleted.
Related service mode
COPIER> FUNCTION> SYSTEM> STOR-DCN
8
Service Mode > COPIER > FUNCTION > SPLMAN
M82 M85
T-8-16
8
Service Mode > COPIER > FUNCTION > SPLMAN
■ SPLMAN
COPIER > FUNCTION > SPLMAN
SPL14159
Fixing of USB device ID
Details
To fix the USB device ID to "000000000000".
Driver for each machine is installed to a PC. However,
by fixing the serial number, the PC considers that any
connected machine to be the same machine; thus, there
will be no need to install the drivers many times.
Adj/set/operate method 1) Enter the value, and then press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range
0 to 1
0: OFF, 1: ON
Default value
0
SPL27767
Setting of highly-resistive paper
Details
To increase the secondary transfer bias.
Use case
When a trace which looks like toner scattering occurs
around the text or print pattern depending on the paper
type or environment (especially in a low humidity
environment)
Adj/set/operate method Select the item, and then press OK key.
Display/adj/set range
0 to 1
0: OFF, 1: ON
Default value
0
Related service mode
COPIER> FUNCTION> SPL26535
SPL89793
Execution of re-transfer prevention mode
Details
To lower the primary transfer bias.
Use case
When re-transfer occurs due to strong primary transfer
bias
Adj/set/operate method Select the item, and then press OK key.
Display/adj/set range
0 to 1
0: OFF, 1: ON
Default value
0
SPL23846
Setting of moist paper
Details
To increase the secondary transfer bias.
Use case
When color text or pattern using 2 or more colors of
toner becomes lighter depending on the paper type or
environment (especially in a high humidity environment)
Adj/set/operate method Select the item, and then press OK key.
Display/adj/set range
0 to 1
0: OFF, 1: ON
Default value
0
8-23
M82 M85
-
-
8-23

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