Checking and connecting dc power – Avaya S8300 User Manual

Page 123

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About installation and cabling

Issue 9.1 June 2006

123

e. LEFT LED in SERVICES port - green (10 MB link speed) lights up, then turns off

f. LEFT LED in SERVICES port - yellow (100 MB link speed) lights up, then turns off

g. RIGHT LED in SERVICES port - green lights up, then turns off

When you first power up the S8300, the red Major Alarm LED lights. During startup,
self-tests run, after which all LEDs turn off. At this point, you can connect to the S8300.
When Communication Manager starts, the green TST LED turns on and stays on.

5. Verify the following LED’s status:

- On the media modules: all LEDs are off.

Note:

Note:

If the initial administration of all media modules is not completed, an alarm LED
will light.

- The master LED (labeled MSTR) or the system LED (labeled SYS) lights on one and only

one module in the stack.

- On the G700 media gateway, the green CPU LED is illuminated, when both the P330

Stack Processor (Layer 2 Switching Processor) and the G700 Media Gateway Processor
(MGP) are in a normal operational state.

The red ALM LED lights whenever an alarm exists in the G700 Media Gateway Processor.
The ALM LED might signal either a hardware failure or a software or firmware condition that
could be cleared by resetting the processor. It will also light because the license file for the
S8300 has not yet been installed.

Checking and Connecting DC Power

Note:

Note:

Perform this check procedure only if you are installing a G700 that is using the
DC input-power option rather than AC input-power.

Before you connect the G700 media gateway DC feed cable to the DC power source, check the
DC power source using a KS-20599 digital voltmeter (or equivalent).

To check DC power

1. Verify that the meter reads between -41Vdc and -56 Vdc across the -48Vdc and -48V

Return distribution leads from the DC source.

2. Verify that the meter reads 0V between the -48V Return lead of the DC power source and

the approved ground.

3. If either step 1 or step 2 fails the verification, DO NOT PROCEED with step 4.

Request that a qualified electrician resolve the problem.

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