NEC NEAX 2000 IVS2 Maintenance Manual page 130

CHAPTER 2 TROUBLESHOOTING
Fault Diagnosis and Troubleshooting
A
After dialing the first digit, Dial
Tone is not disconnected.
At DTMF Telephone
set
At any type of
telephone set
END
Page 122
(1) System Data Programming for the
CHECK
station: CM12 YY=00
(1) PBR card (DTMF Receiver)
REPLACE
(2) LC card
(3) Telephone set
(1) System Data Programming for the
CHECK
station: CM12 YY=00
(1) LC card
REPLACE
(2) Telephone set
2
NEAX2000 IVS Maintenance Manual
ND-70926 (E), Issue 3.0