NEC NEAX 2000 IVS2 Maintenance Manual page 149

A
(10) Press Function Key 17.
• The green lamp will light.
• The ringer will sound.
(11) Press Function Key 17 again.
• The green lamp will turn red.
(12) Press Function Key 17 again.
• The red lamp will go off.
(13) Repeat above steps (10)-(12) for
other Function Keys 18, 90, 91.
(14) Press Function Key 92.
• The red lamp will light.
• The ringer will stop.
(15) Press Function Key 92.
• The red lamp will go off.
(16) Press Function Key 93.
• The red lamp will light.
(17) Press Function Key 93 again.
• The red lamp will go off.
(18) Press Function Key 94.
• The red lamp will light.
(19) Press Function Key 94 again.
• The red lamp will go off.
(20) Press Function Key 95. All lamps will
turn green, red and will go off each at
an interval of 1 second.
B
2
NEAX2000 IVS Maintenance Manual
ND-70926 (E), Issue 3.0
OPERATION
CHAPTER 2 TROUBLESHOOTING
Fault Diagnosis and Troubleshooting
LCD DISPLAY
** FUNC 17 **
ATT SELF TEST MODE
** FUNC XX **
ATT SELF TEST MODE
XX shows 18, 90, 91
012345 ................................. XYZ
012345 ................................. XYZ
012345 ................................. XYZ
012345 ................................. XYZ
...............................................
...............................................
...............................................
...............................................
** FUNC 95 **
ATT SELF TEST MODE
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