Reinstalling The Rear Component Cover; Reinstalling The Power Supplies; Figure 54: Reinstalling An Sfm - Juniper Internet Router M160 Hardware Manual

If there are additional SFMs, repeat the procedure to reinstall them.

Figure 54: Reinstalling an SFM

Reinstalling the Rear Component Cover

The rear component cover protects the Routing Engines, PCGs, MCSs, and SFMs, as
shown in Figure 2. To reinstall the rear component cover, follow this procedure:
1.
2.
3.
4.
CAUTION: To maintain proper airflow and provide electromagnetic shielding, do
not operate the router without the rear component cover in place.

Reinstalling the Power Supplies

The two power supplies are located at the bottom rear of the chassis, as shown in
Figure 2. To reinstall the power supplies, follow this procedure (see Figure 55):
S F M 0
S F M 1
M C S 0
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist and
connect the strap to one of the ESD points on the chassis. Make sure the router
is attached to a proper earth ground. For more information about ESD, see
"Preventing Electrostatic Discharge Damage" on page 226.
Hold the component cover up to the rear of the chassis and align the flanges at
the top and bottom with the top and bottom of the opening in the chassis.
Push the cover into place.
Tighten the thumbscrew at each corner of the cover.
Installing the Router without a Mechanical Lift
Locking tab
Ejector handle
Reinstalling Components into the Chassis
109