Paradyne FrameSaver 9120 Installation Instructions Manual page 12

Removing/Replacing a Card in the Access Carrier
Card removal procedures differ, depending on whether you are removing the card from
the front or rear of the carrier.
Removing/Replacing the NAM
1. Unscrew the captive screws from the ejector latches on front of the carrier.
2. Press open the ejector latches to disengage the card.
3. Supporting the card by its edges, pull straight out until the card clears the carrier.
4. Align the replacement card with the upper and lower tracks of the slot. Slide
forward until the NAM seats. Be careful not to force or bend any pins.
5. Close both the upper and lower ejector latches on the carrier to lock in place, then
tighten the captive screws.
Removing/Replacing the I/O Card
1. Remove the NAM from the carrier (see
2. Remove the network, DSX-1, DTE, DBM, and COM port cables from the I/O card
(if applicable).
3. Using a screwdriver, loosen the upper and lower screws fastening the card to the
carrier's frame.
4. Gently pull the I/O card away from the midplane until it clears the carrier.
5. Reinstall the NAM.
6. Align the replacement I/O card with the upper and lower tracks of the slot. Push
gently towards the midplane until it stops and you cannot push the card any further.
7. Alternately tighten each captive screw until the screws are all the way in.
8. Reattach the cables as appropriate.
Removing/Replacing the NAM
12
).