Mitsubishi Electric Q12DCCPU-V - Removing Modules and Distribution Cables; Mounting on CPU Slot; Preparation Required for each Mode

16 - 77
16.5 Hardware Self-Diagnostic Function
16.5.1 Hardware self-diagnostic test and initialization setting of the Q12DCCPU-V
16
TROUBLESHOOTING
(2) Before executing the hardware self-diagnostic test and initialization
setting
(a) Removing modules and distribution cables
Remove all the distribution cables and modules except for the power supply
module and C Controller module from the C Controller system.
Note that distribution cables must be connected for executing Mode 0, Mode 2,
and Mode 4. ( (2) (c) in this section)
(b) Mounting on CPU slot
Mount the C Controller module on the CPU slot. Otherwise, the diagnostics and
setting cannot be executed.
(c) Preparation required for each mode
Prepare as follows:
1) When executing Mode 1
Back up all data in the standard RAM and battery-backed-up RAM data.
• How to back up all data in the standard RAM
The following is a script file example to be backed up in the CompactFlash
card.
• How to back up data in the battery-backed-up RAM
Use the QBF_ReadSRAM function for programming.
Alternatively, store the data by clicking the Save data button on the SRAM
monitoring tab of C Controller setting utility.
mkdir("/CF/BackUp")
xcopy("/RAM","/CF/BackUp")
sysLedSet(0xFF)