Power Modules - ZyXEL Communications IES-5106M User Manual

Chapter 2 Hardware Installation and Connections
• Keep the IES power switches in the OFF position until you come to procedure
for turning on the power.
• Keep the power supply switch in the OFF position until you come to procedure
for turning on the power.
Use only power wires of the required diameter for connecting the
IES to a power supply (refer to
required wire gauge).

2.8.1 Power Modules

The main chassis uses two power supply modules. These modules are hot-
swappable and supply power to the line cards.
The power connections are on the front of each power module. The power
modules are in the upper left and upper right corners of the front panel of the
main chassis.
2.8.1.1 Procedure to Connect the Power
When installing the IES power wires, push the wires firmly into the
terminals as deep as possible and make sure that no exposed
(bare) wires can be seen or touched.
Use four wires to connect to each power module, two wires for the positive
terminals and two wires for the negative terminals.
Use a screwdriver to loosen the power module screws.
1
Slide the power module out partially to expose the power terminal screws.
2
Connect power wires to the negative power terminals on the front of the power
3
module, and tighten the terminal screw.
Connect the other ends of the power wires to the –36 V terminal on the power
4
supply.
Connect power wires to the positive power terminals on the front of the IES power
5
module, and tighten the terminal screw.
Connect the other ends of the power wires to the ground terminal on the power
6
supply.
Push the power module back in and tighten the screws.
7
Repeat the previous steps for the second power supply module.
8
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Chapter 5 on page 75
IES-5106M / IES-5112M / IES-6000M User's Guide
for the