Check Date/Time - Panasonic KX-T336 System Reference Manual

3.09 Check date
/time
(Real
Time Clock IC)
Error Code 0700
Possible cause of
the malfunction
1) Count up of the Real T!me Clock IC is stopped
2) Variances between the CPU clock and the calender clock became greater
than +30 minutes per 12 hours
Countermeasures
Confirm the time displayed on the
PITS/ATT
Is the displayed time correct ?
No
1
I
Is the Real Time Clock IC counting
up ?
I
Yes
1 Set the time from the ATT, PITS,
1
1 ,. 1 maintenance termI etc.
Is the Real Time Clock IC set cor-
rectly and counting up correctly ?
No
Yes
Y
I
Replace the CPU card*
1 pnd 1
* It is recommended to have a current copy of the program on disk or tape to
facilitate accurate and rapid recovery.
14-E-l 2