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Installing Multiplexers
I
HXU-357 M
NSTALLING THE
Card eject tab
Step
Procedure
Whenever installing or removing units from the HMS-358 chassis, be sure to wear an
antistatic wrist strap and connect it to the ESD strap input.
1
If you have not already done so, unscrew the two hold-down lugs on each side of the chassis front cover.
The cover folds down.
2
Plug your ESD strap into the ESD input on the front of the chassis.
3
Align the edges of the HXU-357 multiplexer card with the guide rails in the multiplexer tray.
4
Grasping the card eject tabs, gently push the card into the bay.
5
Firmly press in on the tabs until the card snaps into place.
6
Repeat
Step
3 through
7
Proceed to
"Setting Up the Communications Channel through the HXU-357" on page
? ? ? ?
Installer Signature
The LEDs flash momentarily when the multiplexer cards are installed. The PWR LED and
Activity LED remain lit on the active multiplexer. The LEDs on the inactive multiplexer should
be off, except for the power LED.
38
ULTIPLEXER
MUX card
Figure 25. Installing an HXU-357
Step
5 for the other HXU-357 multiplexer.
January 12, 2001
LTPH-SM-1014-03, Issue 3
C
ARD
ESD strap input
39.
HMS-358 List 1 and List 2
Installer Check ü ü ü ü
H
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Date
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