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LTPH-SM-1014-03, Issue 3
I
L
NSTALLING A
HLU-319
Figure 39. Installing a Line Unit into the Wideband 3190 Chassis
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, open the chassis front cover by unscrewing the two hold-down lugs on
the upper corners. The cover folds down.
2
Be sure to plug your ESD wrist strap into the ESD above the HMU slot.
3
Slide the line unit into the card guides for the desired slot, then push the unit in until it touches the
backplane card-edge connector and the retaining latch on the front panel opens
4
Place your thumbs on the line unit front panel and push the line unit into the card-edge connector until
it is entirely within the card guides and the retaining latch closes. This indicates that the card is properly
seated.
Do not enable alarms at this point in the procedure. You will not fully configure the HLU until the line
units are placed into service. This procedure is detailed in
5
If you plan to install remote units, proceed to
proceed to
"Setting Up Circuit IDs" on page
? ? ? ?
Installer Signature
HMS-358 List 1 and List 2
U
(HLU)
INE
NIT
"Installing a Remote Unit (HRU)" on page
65.
January 12, 2001
E
SD
strap input
(Figure
39).
"Placing the Line in Service" on page
64, otherwise;
Installing Multiplexers
Installer Check ü ü ü ü
H
H
H
H
66.
H
Date
63
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