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3Com Router 6000 Family
Installation Manual
Chapter 6
Maintaining Hardware
3Com Corporation
6-5
Caution:
z Hold the SDRAM by its edge and avoid touching the components on its surface.
An improper operation might result in damage.
z It is normal that you feel hard when removing the SDRAM, but do not overexert.
I. Removing the RPU
SDRAMs are located on the RPU. Before removing an SDRAM, you must remove the RPU
following the procedures described in the section “
Removing/Installing the Main Control Board”
and locate the position of the SDRAM.
II. Removing the SDRAM
Step 1: Locate the position of the SDRAM (see the following figure).
(1)
1) SDRAM
Figure 6-5 Position of the SDRAM on the RPU
Step 2: Press the locking spring clips at both sides of the SDRAM slot outward with appropriate
strength to unseat the SDRAM.