Canon imageRUNNER ADVANCE C255 Series, Service Manual, Page: 720 / 987

COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > SYSTEM
DSRAMRES 2 Restore of DC Controller PCB SRAM
Detail To restore the setting data which has been backed up in SRAM of the DC Controller PCB.
Use Case When replacing the DC Controller PCB for troubleshooting at the time of trouble occurrence
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> DSRAMBUP
RSRAMBUP 2 Backup of Reader-related setting data
Detail To back up the Reader-related setting data retained in the SATA Flash PCB on the Main Controller
PCB.
Use Case
When replacing the Main Controller PCB/clearing the Reader-related RAM data/replacing the
SATA Flash 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> RSRAMRES
RSRAMRES 2 Restoration of Reader-related set data
Detail To restore the Reader-related setting data which has been backed up to the SATA Flash PCB on
the Main Controller PCB.
Use Case When replacing the Main Controller PCB/clearing the Reader-related RAM data/replacing the
SATA Flash 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> RSRAMBUP
R-REBOOT 1 Reboot of host machine (Remote)
Detail To reboot the host machine.
Use Case When the reboot is carried out with the remote control by VNC
Adj/Set/Operate Method Select the item, and then press OK key.
■ DBG-LOG
COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > DBG-LOG
LOG2USB 2 Storage of debug log to USB memory
Detail To store a set of debug logs to the USB memory at the error occurrence.
A type of log to be collected is set in LOG-TRIG.
If there is a debug log which has been automatically saved, it is archived at this time.
Required time differs according to the device conditions and volume of log data.
Use Case When analyzing the cause of a problem
Adj/Set/Operate Method 1) Install the USB memory.
2) Select the item, and then press OK key.
Caution - Wait until the machine recognizes the USB memory (approx. 10 sec.).
- During the data transfer ("ACTIVE" display), do not turn OFF the power/remove the USB memory/
use the screen for operations.
Display/Adj/Set Range During operation: ACTIVE, At normal termination: OK!, At abnormal termination: NG
Related Service Mode COPIER> FUNCTION> DBG-LOG> LOG-TRIG
LOG2SRVR 2 For R&D
8. Service Mode
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