Panasonic KX-TD500 Installation Manual page 286

Troubleshooting
(2) TSW clock down
Error Code
Possible cause of
the malfunction
Countermeasures
Note
286
1100: TSW clock down
1.
TSW card connection error
2.
TSW card clock link failure
After confirming the TSW card con-
nection, press the RESET button.
Is the trouble registered in the
Error Log?
Yes
ls an Extension/CO call possible?
Replace the TSW card.
No change in
condition
If the TSW clock malfunction occurs:
1.
Calling becomes impossible.
2.
Power Failure Transfer will be activated.
No
No
Replace the Shelf.
End
Yes
OK
Installation Manual