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3. TROUBLESHOOTING
Call Progress Signals (CPS)
Sometimes, a Call Progress Signal and an error message will appear on the dis -
play panel. Possible messages are as follows.
DIALING The machine is dialing; do not
press Stop.
REMOTE TERMINAL BUSY Try again later.
WRONG NUMBER Check the number, and check that G3
or G4 was correctly selected.
Then redial.
LINE NOT AVAILABLE Try again later.
FAX NUMBER CHANGED Find out the new fax number.
REMOTE FAX REJECTED Contact the user at the other end.
UNABLE TO CONNECT Try again.
NO RESPONSE Try again.
NETWORK BUSY Try again later.
CLASS INCOMPATIBLE The other terminal’s signaling mode
is not compatible with yours, and the
message cannot be sent.
CHECK INTERFACE Check that the ISDN line cord is
connected properly. Then try again.
To remove the message from the display, make sure that the Communicating indi -
cator is not lit, then press Stop .
APPENDIX C. ISDN OPTION TYPE 40
C-6