H3C AR 46 Series Routers Installation Manual
Chapter 6 Maintaining Hardware
6-5
Caution:
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Hold the SDRAM by its edge and avoid touching the components on its surface. An
improper operation might result in damage.
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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 6.4 “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 (taking the RPU for example)
Step 2: Press the locking spring clips at both sides of the SDRAM slot outward with
appropriate strength to unseat the SDRAM.
(1)
(1)
1) Locking spring clips
Figure 6-6
Remove and install the SDRAM