NEC Univerge SV8100 System Hardware Manual page 261

UNIVERGE SV8100
System Hardware Manual
One Blade status LED

Four Caller ID Circuits

Two Power Failure Transfer Circuits

Connection for PZ-4COTE/PZ-4COTG Daughter Board

/
The CD-4COTA CD-4COTC blade consumes four trunk ports
ranging between ports 001~200. The CN2 connector provides
connection to four analogue trunk ports, which are not polarity
sensitive. The power failure circuits (CN3), are also not polarity
sensitive.
When using the CD-4COTA/CD-4COTC blade

for loop start trunks, the PBX ground must be
connected as described in
the SV8100
Grounding on 19" Chassis on page 3-14
trunks to function correctly.
When connecting the RJ-61 cables to the

CD-4COTA/CD-4COTC blades, note the
position of the Power Failure connector (CN3).
Do not confuse this connector as the trunk
connector (CN2).
Switching from Loop Start to Ground Start is

set in system programming.
Do not wire a RJ-11 directly to the CD-4COTA/

CD-4COTC interface. Use the appropriate
RJ-61 wiring when connecting to the
CD-4COTA/CD-4COTC.
Refer to the following table for maximum upgrade capacities of the
/
CD-4COTA CD-4COTC blade:
Table 2-4 SV8100 Maximum 9.5" Gateway and 19" System Capacities

– Blades on page 2-9
Chapter 3 Installing
Chassis, section 2.3.3 Install
Issue 9.0
for the
4 - 73