Cortelco CENTURION EXTENDED BASIC TELEPHONE 用户手册
C
ontents
Important Safety Instructions ....................................... 2
Features Of Your Telephone ......................................... 4
Installing Your Telephone .............................................. 7
Unpacking Your Telephone .............................................. 7
Modular Wall Jacks .......................................................... 7
Desk Installation ............................................................... 8
Wall Installation ................................................................ 8
Check For Dial Tone ........................................................ 9
Unpacking Your Telephone .............................................. 7
Modular Wall Jacks .......................................................... 7
Desk Installation ............................................................... 8
Wall Installation ................................................................ 8
Check For Dial Tone ........................................................ 9
Before Using Your Telephone ....................................... 9
Maintenance Information ............................................... 9
Telephone Service Problems ..................................... 10
No Dial Tone ................................................................... 10
Dial Tone But No Ringing ................................................ 10
Dial Tone But No Dialing ................................................. 10
No Dial Tone ................................................................... 10
Dial Tone But No Ringing ................................................ 10
Dial Tone But No Dialing ................................................. 10
Repair of Your Telephone ............................................ 11
The FCC Wants You To Know ...................................... 12