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Installing Multiplexers
Placing the Fan Under HMU Management
Step
Procedure
The following procedure assumes proper TAO login.
For proper login procedure, please refer to
page
1
From the Network Status screen (for multishelf configurations), type the number of the desired shelf
(1 through 32), and then press
2
From the Shelf Status screen, press
3
From the Shelf Options screen, press
4
Press
2
to turn on fan monitoring.
X
5
Press
to exit the screen, then press
6
Verify that the fans are running properly and that no alarms are indicated on the Shelf Status screen.
Fan alarms and failures are now monitored by the HMU.
7
Proceed to
"Installing a Line Unit (HLU)" on page
The fan assembly filter should be changed when dirty—normally every six to nine months.
1 To remove the filter, slightly loosen the bracket screws that secure the two filter brackets.
2 Move the brackets aside and slide out the filter.
3 Insert the new filter, adjust the brackets and tighten the bracket screws.
? ? ? ?
Installer Signature
62
32.
ENTER
.
O
to select Shelf Options.
K
to select Fan Monitoring.
Y
to confirm and save the setting.
January 12, 2001
"Using the Terminal Access Option" on
63.
LTPH-SM-1014-03, Issue 3
Installer Check ü ü ü ü
H
H
H
H
H
H
H
Date
HMS-358 List 1 and List 2
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