Service manual

SC TABLE
SM 4-35 G130/G131
SC No. Item Definition Possible Cause
Related
SCs
Troubleshooting Procedure Type
SC 817 Monitor error
• When the boot loader
cannot read the diagnostic
module, kernel or route file
system.
• When the boot loader fails to
check the signature for the
diagnostic module, kernel or
route file system.
• Defective file of the
diagnostic module,
kernel or route file
system
• The file of the
diagnostic module,
kernel or route file
system does not exist.
• The file of the
diagnostic module,
kernel or route file
system in the SD card
is falsified.
1. Update the controller system ROM.
2. Use the authorized SD card for
booting.
C
SC 818 Watch-dog
error
While the system program is
running, other processes do
not operate at all.
• Defective controller
• Software error
1. Turn the main switch off and on.
2. Replace the controller.
3. See NOTE 1 at the end of the SC
table
CTL
SC 819 Fatal error
[696E] Process error System completely down
[766D] Memory error Unexpected system memory
size
• Defective RAM DIMM
• Defective Flash ROM
• Defective controller
• Software error
1. Turn the main switch off and on.
2. Check and/or replace the RAM
DIMM.
3. Replace the controller.
4. See NOTE at the end of the SC
table.
CTL
[4361] Kernel stop
error
The cache error trap occurs in
the CPU.
• CPU cache error
1. Replace the controller. CTL
Kernel stop
error
Any error in the operation
system (An error message is
output.)
• Defective CPU
• Defective memory
• Defective flash
memory
• Incorrect software
1. Replace the memory.
2. Replace the controller.
CTL