Unpacking the Chassis
Unpacking the Chassis
Unpacking Precautions
72
Unpack and install the 7750 SR-a4 or 7750 SR-a8 chassis before you install the components.
The CPM-a, IOM-a, MDA-a cards, and cables are field-installable and field-replaceable
components. Refer to
Field-Replaceable Units on page 171
Review the following list to avoid injury and to prevent damage to the 7750 SR-a chassis.
Danger:
•
To prevent injury or damage to the router, it is recommended that two people remove
the router from the shipping box and mount it into a rack.
•
When unpacking the chassis, lift the chassis by its rack mounting brackets; do not put
your hands inside a card slot to lift the chassis.
•
Do not load components into the chassis until the chassis is mounted in the rack.
Warning:
•
The shipping weight of each SR-a chassis is:
→ 7750 SR-a4 chassis: 31 lb (14.06 kg)
→ 7750 SR-a8 chassis: 38 lb (17.24 kg)
•
The 7750 SR-a4 and 7750 SR-a8 chassis are shipped in a heavy corrugated cardboard
container protected by a foam cap and base. Do not discard the packaging container
and materials used in shipping. The packing materials should be reused if it is
necessary to relocate the router.
•
Keep the arrows on the shipping container pointed up.
•
Keep the chassis wrapped in the antistatic packaging until you are ready to install the
chassis.
Note:
•
The unpackaged weight of each SR-a chassis is:
→ empty 7750 SR-a4 chassis: 22.71 lb (10.30 kg)
→ empty 7750 SR-a8 chassis: 30 lb (13.61 kg)
Figure 16
shows the 7750 SR-a chassis packaging.
Installing Components on page 107
for more details.
7750 SR-a4 and SR-a8 Installation Guide
and
Appendix C:
Table 33
describes the contents.