Panasonic KX-T336 System Reference Manual page 557

3.21 LPR memory checksum error
Error Code
Possible cause of
the malfunction
Countermeasures
Note
None
20xX.
xx= 01 to 42 : 530: wmSe'
1) Defective LPR RAM
1 Check the status of the related card 1
INS
Fault
w
Enter INS command from the
maintenance terminal
G
,
I
1 Check the status of the card 1
I
Fault
r
I
ReDlace the LPR card
I
I
14-E-24