NEC Univerge sv8500 Manual page 2836

Lamp Indications
The following is a listing of AC/DC card Lamp Indications on a "circuit card state" basis.
STATE
PWR is OFF
Normal Operation
-48V: Low Voltage
-48V: Over Voltage
+80V: Low Voltage
+80V: Over Voltage
Switch Settings
The following a listing of AC/DC card Switch Settings.
SWITCH NAME
ACSW
Switch Setting Sheet
SWITCH NAME SWITCH SHAPE
ACSW
ON
OFF
ON
OFF
OFF
ON
ON
STANDARD
SETTING
SETTING
ON
OFF
VOL.3-349
CHAPTER 2
LAMP
-48V ALM
–
–
ON
ON
OFF
OFF
×
AC power is ON.
AC power is OFF.
REMARKS
TERMINAL-RELATED DEVICES
+80V ALM
–
–
–
–
–
ON
DESCRIPTION