Installing Grounding On 9.5" Base And Expansion Chassis; Install Grounding On Multiple 9.5" Base And Expansion Chassis - NEC Univerge SV8100 System Hardware Manual

Issue 2.0
3 - 38
3.
3.5.3

Installing Grounding on 9.5" Base and Expansion Chassis

1. Ensure the 9.5" chassis is powered off and the AC power cord
is unplugged.
2. Ground the chassis [refer to
(Rear View) on page
the FG lug on the back side of the chassis to an electrical
service ground (such as a cold water pipe).

The CHS2U E (9.5" expansion chassis) does not have an FG lug.
3.5.4

Install Grounding on Multiple 9.5" Base and Expansion Chassis

From the factory, the SG, ETH and PBXG grounds are located inside
the chassis and are connected to the FG ground (frame ground) on
the back of the chassis.
Each chassis (CHS2U B-US) in the system must be grounded
separately using the procedure listed below.
The CHS2U E (9.5" expansion chassis) does not have an FG lug.

1. Ensure all Controlling and Expansion Chassis are powered
down and unplugged.
Repeat for additional Expansion Chassis.
3-38] by connecting a 14 AWG wire from
Figure 3-47 9.5" Base Chassis (Rear View)
UNIVERGE SV8100
Figure 3-47 9.5" Base Chassis
Installing the SV8100 Chassis