NEC NEAX 2000 IPS Maintenance Manual page 220

A
After dialing the first digit, Dial
Tone is not disconnected.
At DTMF Telephone set
At any type of telephone
set
END
CHAPTER 2 TROUBLESHOOTING
FAULT DIAGNOSIS AND TROUBLESHOOTING
(1) System Data Programming for the
CHECK
station: CM12 Y=00
(1) PBR card (DTMF Receiver)
REPLACE
(2) LC card
(3) Telephone set
(1) System Data Programming for the
CHECK
station: CM12 Y=00
(1) LC card
REPLACE
(2) Telephone set
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NWA-008847-001 Rev.3.0
a6ch2001.fm