Second-Level Cache; Upgrading The Cpu; Removing The Cpu - Acer V70MA User Manual

6

Second-level Cache

The board may come with either 256-KB or 512-KB pipelined-burst
second-level cache. Cacheless design is also supported. Refer to the
following table for the possible cache configurations.
Table 4 Second-level Cache Configurations
Cache Data RAM
Size (12 ns)
256 KB 32K x 32 x 2 pcs.
256 KB 32K x 32 x 2 pcs.
512 KB 64K x 32 x 2 pcs.
512 KB 64K x 32 x 2 pcs.
7

Upgrading the CPU

7.1

Removing the CPU

In case you want to replace or upgrade your CPU, you need to remove
the previously installed CPU first.
Follow these steps to remove the CPU:
1. Locate the CPU socket with CPU mounted on the system board.
2. Detach the fan cable connector.
3. Pull up the socket lever. The CPU pins will be automatically
released from the socket holes.
4. Detach the CPU from the socket.
14
Location Tag RAM
(12 ns) (U22)
U23, U26 32K x 8 x 1 pc
(external)
U23, U26 16 x 10 x 1 pc
(internal)
U23, U26 32K x 8 x 1 pc
(external)
U23, U26 16 x 10 x 1 pc
(internal)
Cacheabl
e Memory
256 MB
256 MB
128 MB
256 MB
User's Guide