NEC NEAX 2000 IPS - Page 234

CHAPTER 2 TROUBLESHOOTING
– 224 – NWA-008847-001 Rev.3.0
a6ch2001.fm
LCD does not display any informa-
tion
(1) Adjust Display contrast.
(1) D
term
(2) DLC card
No Tone Ringer (1) System Data Programming for D
term
Tone Ringer: CM90 Y=01
(2) Adjust Ringer Volume on D
term
.
(1) D
term
A
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FAULT DIAGNOSIS AND TROUBLESHOOTING