NEC Univerge sv8500 Manual page 2691

SYMBOL
DRE PZ-CC95/PZ-30ELCM
Switch setting for loop-back test.
Note 6:
When loop-back test is not performed
(normal setting)
When setting the DRE to remote loop-back
When setting the DRE to local loop-back check
When setting the DRE to remote loop-back check
Switch setting for IVD-DAU connection.
Note 7:
IVD-DAU connected
IVD-DAU not connected
Switch setting for connection to digital trunk interface.
Note 8:
120 Ω
75 Ω
Switch setting for Battery Control.
Note 9:
For Australia
When Battery Control is disabled
When Battery Control is enabled
For Asia, Latin America, Middle East, and Russia
Switch setting for connection to digital trunk interface.
Note 10:
CHAMP (120 Ω Twisted-Pair Wiring)
RC, TR (75 Ω Coaxial Wiring)
CIRCUIT CARD
SN887 DRE-A
CHAPTER 2
SN887 DRE-B/
SN905 DREB-B
PZ-30ELCR
VOL.3-204
TERMINAL-RELATED DEVICES
ATTENTION
Contents
Static Sensitive
Handling
Precautions Required
SW71-6 SW71-7
: OFF
: ON
: OFF
: ON
SW71-8
: OFF
: ON
SW72
: Down
: Up
SW75-2
: OFF
: ON
: OFF
SW
: Down
: Up
OFF
OFF
ON
ON