Allied Telesis AT-SB*81CFC960, Installation Manual

Page: 276 / 356

Chapter 13: Replacing Modules
276 Section II: Installing the Chassis
Replacing Expansion Modules in AT-SBx81XLEM Line Cards
This section contains the procedure for replacing expansion modules in
AT-SBx81XLEM Line Cards.
Note
Please review “Guidelines to Handling the Controller and Line
Cards” on page 144 before performing this procedure.
Caution
Expansion modules are not hot-swappable. You must remove the
AT-SBx81XLEM Line Card from the chassis to service a module.
Installing or replacing a module while the line card is installed in the
chassis will damage the devices.
This procedure requires the following tools:
 #2 Phillips-head screwdriver (not provided)
 Flat-head screwdriver (not provided)
The illustrations in the procedure show the AT-SBx81XLEM/XS8
expansion module. The procedure is the same for all modules.
To replace an expansion module in the AT-SBx81XLEM Line Card,
perform the following procedure:
1. Remove the AT-SBx81XLEM Line Card from the chassis by
performing steps 1 to 6 in “Replacing Ethernet Line Cards” on
page 274.
2. Place the line card on a level, secure surface.
3. With a Phillips-head screwdriver, remove the two screws that secure
the expansion module to the line card. Refer to Figure 172 on page
277.