NEC NEAX 2000 IPS - Page 242

CHAPTER 2 TROUBLESHOOTING
– 232 – NWA-008847-001 Rev.3.0
a6ch2001.fm
OPERATION LCD DISPLAY
(21) Depress function key 97.
• The red lamp will light.
(22) Depress function key 97 again.
• The red lamp will go off.
(23) Depress function key 96.
• The red lamp will light.
(24) Depress function key 96 again.
• The red lamp will go off.
(25) Depress digit key*.
(26) Depress digit key #.
(27) Depress digit keys 0 through 9.
NOTE 1: To terminate the self-test mode, depress digit keys # and * simultaneously.
NOTE 2: To test the lamps, LCD and Tone Ringer, depress function keys 92, 95 and 13
through 18 respectively.
C
B
** FUNC 97 **
ATT SELF TEST MODE
** FUNC 96 **
ATT SELF TEST MODE
** DIAL * **
ATT SELF TEST MODE
** DIAL # **
ATT SELF TEST MODE
** DIAL X **
ATT SELF TEST MODE
X shows 0-9
FAULT DIAGNOSIS AND TROUBLESHOOTING