Locating The Ddr Sdram On The Main Board - H3C SecPath V100-E Installation Manual

Memory modules are removable components on the main board. You may need to replace a DDR
SDRAM or expand it in the following situations:
More memory is needed to upgrade the application program.
The V100-E needs to maintain a large routing table or support memory-demanding operations.
Upon starting up the V100-E, the system displays:
**************************************************
*
* H3C SecPath Series Gateway BOOTROM Version 1.27*
*
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Copyright(C) 2004-2007 by Hangzhou H3C Technologies Co.,Ltd.
Compiled at Wed Oct 31 10:33:08 CST 2007
Testing memory...OK!
512M bytes DDR SDRAM Memory
16M bytes Flash Memory
Hardware Version is 2.0
CPLD Version is 1.0
Press Ctrl-B to enter Boot Menu
The information indicates the memory size of the V100-E.
There is a limit on the times that you can install a memory module in the memory bank.

Locating the DDR SDRAM on the Main Board

When removing or installing a DDR SDRAM, make sure to identify the type of main board and the exact
position of the DDR SDRAM. See the following table for the types of the memory used in the V100-E
and the configuration information:
Table 6-1 Specification of the V100-E memory
Memory type
Max memory size per memory bank
Max memory size per device
Figure 6-3 illustrates the location of the DDR SDRAM on the main board.
Item
*
*
DDR SDRAM
256 MB
512 MB
6-3
Specification