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NEW EPSON ActionPC 5000, ActionTower 5000
SIMM Installation
The computer comes with 4MB or 8MB of memory on a
SIMM. You can increase the
memory
in this computer up to
64MB by installing additional SIMMs. There are four SIMM
sockets on the main system board, and each can contain one
SIMM. You can install 1MB, 2MB, 4MB, 8MB, 16MB, and
32MB SIMMs.
The following table shows the possible SIMM configurations.
Do not install
memory
in any other configuration.
SIMM configurations
Video Memory
The computer comes with 1MB of onboard video memory,
expandable to 2MB using eight video DRAM, 256KB x 4 x 4,
20-pin, DIP chips. For the memory to work properly, you
must install one chip in each of the empty video memory
sockets (U34 through U41) on the system board.
Video resolutions, colors, and refresh rates
Memory
Requirements
Refresh
Resolution (MB)
Color
rates (Hz)
Remarks
640X480
1
256
60/72
1
32K/64K
60
1
16.8M (True
60
8 bits/pixel
16 bits/pixel
24 bits/pixel
l
Non-interlaced and Interfaced
** Interfaced
External Cache
You can install 64KB, 128KB, or 256KB of external cache in
these systems. Use 8 x 8, 20ns DIP chips or 32 x 8, 20ns DIP
chips (15ns tag chip in 486DX/50 or Pentium OverDrive
systems) in the following configurations:
Cache memory configurations
BANK 0 (U44-47)
BANK 1 (U48-51)
Tag SRAM (U43)
Total cache
8Kx8
8Kx8
8Kx8
64KB
32Kx8
(empty)
8Kx8
128KB
32Kx8
32Kx8
32Kx8
256KB
Microprocessor Upgrades
The computer’s processor can be upgraded by replacing the
existing microprocessor with a faster one. You can either
purchase
an
upgrade kit from EPSON or buy the individual
components separately.
Microprocessor upgrade components
4/75
processor
Intel
3.45
Volt
4/100
processor
Intel
3.3
Volt
1
Pentium OverDrive
processor
Intel
5
Volt
1
Heat sink’
I
Tennmax Trading Corp. -
A heat sink is necessary for all DX, DX2, DX4. and Pentium OverDrive
processors.
6 - NEW EPSON ActionPC 5000, ActionTower 5000
8/94