Cisco UBR7246VXR Manual de instalación - Página 19
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Chapter 3
Removing and Installing the Clock Card
If the clock card installation screws do not appropriately assume a locked position, the clock card is not
Note
completely seated in the midplane. Carefully pull the clock card halfway out of the slot, reinsert it, and
tighten the captive installation screws.
To prevent jamming the carrier between the upper and the lower edges of the clock card slot, and to
Caution
ensure that the edge connector at the rear of the clock card mates with the connection at the rear of the
clock card slot, make certain that the carrier is positioned correctly, as shown in the cutaway in the
following illustrations.
Warning
When performing the following procedures, wear a grounding wrist strap to avoid ESD damage to the
card. Some platforms have an ESD connector for attaching the wrist strap. Do not directly touch the
midplane or backplane with your hand or any metal tool, or you could shock yourself.
To reduce the risk of fire, use only No. 26 AWG or larger telecommunication line cord.
Warning
Clock Card Removal and Installation
In this section, the illustrations that follow give step-by-step instruction on how to remove and install the
clock card. This section contains the following illustrations:
•
•
OL-26705-01
Cisco uBR7246 VXR—Removing a Clock Card, page 3-4
Cisco uBR7246 VXR—Installing a Clock Card, page 3-5
Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router
Clock Card Removal and Installation
3-3