Canon MF8580Cdw Service Manual page 371

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