Cisco ACS-7100-RMK Installing Manual page 14

Replacing SDRAM DIMMs
Figure 10
Step 6
Caution
Step 7
Tips
of the DIMM, and then press firmly on the other end. The DIMM is properly seated when both
socket tabs are locked into place.
Caution
Step 8
Step 9
14 Installing Field-Replaceable Units in Cisco 7100 Series VPN Routers
Opening the DIMM Socket Tabs and Removing an SDRAM DIMM
Metal fingers
Position the new DIMM so that the off-center polarization notch (see Figure 10) is lined
up with the alignment tab inside the DIMM socket. (For polarization notch alignments,
see Figure 9.)
To prevent damage, do not press on the center of the DIMM. Handle the DIMM carefully.
Insert the new SDRAM DIMM with the metal finger edge into the DIMM socket and
press both ends firmly until the socket tabs lock into position.
If you have difficulty locking both socket tabs at the same time, first press firmly on one end
Do not use excessive force because the socket might break.
Replace the chassis cover. (See the "Replacing the Chassis Cover" section on page 15.)
Power on the router.
•
If error messages relating to memory are displayed (or if the screen is blank):
Power off the router and disconnect site power.
(a)
Remove the chassis cover.
(b)
Remove the new SDRAM DIMM and reinstall it, taking care to seat the DIMM
(c)
firmly in its socket.
•
If no error messages are displayed:
Power off the router and disconnect site power.
(a)
Reinstall the router in the rack. (See the "Installing the Rack-Mount and
(b)
Cable-Management Brackets" section on page 8.)
Polarization
notch