Panasonic UF-890 Service Manual page 130

4.3.11 Information Code: 630 (Dialing Error)
START
Is there a dial tone when the
MONITOR button is pressed?
Yes
Is the remote machine busy?
Yes
Press the REDIAL button to retry
the connection.
END
No
1. Connect the telephone line
correctly.
2. Check the telephone line.
No
Can the unit dial the reference
unit?
Yes
1. The remote machine is
defective.
2. Telephone line quality is poor.
(Refer to Sect. 4.6.)
130
No
1. Check all connectors.
2. Replace the FCB PCB.
END