NEC Univerge sv8500 Manual page 2535

(d) When using a Local Power Supply:
When using a local power supply, a Desk Console cannot be used in the event of a power failure.
Note 1:
Cable Connection Diagram (when using a local power supply)
Telephony
Server
Installation Cable
ATI
G
E
FE
G
The maximum distance between the ATI circuit card and a Desk Console is shown below.
SOURCE
Local Power Supply
Note 1
MDF
Installation
Cable
A2
B2
A3
B3
Earth Bar
0.5 φ CABLE
1,200 m/3937 ft.
VOL.3-48
IDF
Installation Cable
A
B
GND
6-core Modular
GND
Rosette
A
B
GND
GND
CHAPTER 1 TERMINALS
Desk Console
6-core Modular
Cable
Desk Console
0.65 φ CABLE
1,500 m/4921 ft.