Cisco CISCO2650 - 2650 Router Hardware Installation Manual page 149

Chapter 8 Connecting Voice Network Modules
Installing PVDMs
To install PVDMs, follow these steps:
Step 1 Find the PVDM sockets on the HDV network module. (See
Handle PVDMs by the card edges only. PVDMs are ESD-sensitive components and can be damaged
Caution
by mishandling.
Hold the PVDM with the polarization notch on the right, near the front of the chassis, and the component
Step 2
side away from you, with the connector edge at the bottom. (See
Beginning with bank 0, insert the PVDM into the connector slot at an angle, tilted toward the right side
Step 3
of the chassis. Align the PVDM in a vertical position (see
of force required. When the PVDM is properly seated, the socket guide posts fit through the alignment
holes, and the connector springs click into place.
Ensure that each PVDM is straight and that the alignment holes (as shown in
Step 4
the plastic guides on the socket.
Figure 8-10 Installing PVDMs
View from front of board
It is normal to feel some resistance, but do not use excessive force on the PVDM and do not touch
Caution
the surface components.
Repeat
Step 5
OL-2485-20
1. Insert the PVDM into the socket
at an angle from vertical.
2. Push the top of the PVDM
down and back.
3. The socket guide posts fit through
the holes in the PVDM.
4. The locking springs clip the back
of the PVDM.
Step 2 through Step 4 for each PVDM.
60-Channel High-Density Voice Network Module
Figure 8-7.)
Figure 8-8.)
Figure 8-10) by using the minimum amount
Cisco Network Modules Hardware Installation Guide
Figure 8-9) line up with
8-7