Panasonic KX-T336 System Reference Manual page 538

3.02 System Reset caused by CPU Runaway (Restart Procedure)
Error Code
Possible cause
of
the malfunction
Countermeasures
Note
0100 = Overflow of the watch dog timer.
0200 = Software Infinite Loop
1) External circumstance, such as introduced noise
2) Hardware is defective
Yes
Does the trouble occur frequently?
I
No
No change in
condition
No change in
condition
No change in
condition
No change in
condition
I
Replace the CPU card*
I
I
OK
I
Replace the TSW card
I
OK
Remove the LPR cards one by one
I
OK
jl b,
t
I
Consult the Service Center
I
&I
End
1) If a reset occurs 16 times/in one hour due to overflow of the watch dog timer,
the restart procedure is not activated and the system will be shut down.
Press the RESET button to restart the procedure.
l
It is recommended to have a current copy of the program on disk or tape
to
facilitate accurate and rapid recovery.
14-E-5