Simm Installation; External Cache; Microprocessor Upgrades; Video Memory - Epson ACTIONPC 5000 User Manual

NEW EPSON ActionPC 5000, ActionTower 5000

SIMM Installation

The computer comes with 4MB or 8MB of memory on a
SIMM. You can increase the
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 in any other configuration.
memory
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.
6 - NEW EPSON ActionPC 5000, ActionTower 5000
in this computer up to
memory
Video resolutions, colors, and refresh rates
Memory
Requirements
Resolution (MB)
640X480 1
1
1
Non-interlaced and Interfaced
l
** 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 1 (U48-51)
BANK 0 (U44-47)
8 K x 8
8 K x 8
32Kx8 (empty)
3 2 K x 8
3 2 K x 8

Microprocessor Upgrades

The computer's processor can be upgraded by replacing the
existing microprocessor with a faster one. You can either
purchase upgrade kit from EPSON or buy the individual
an
components separately.
Microprocessor upgrade components
processor
4/75
processor
4/100
A heat sink is necessary for all DX, DX2, DX4. and Pentium OverDrive
processors.
8/94
Refresh
Color rates (Hz) Remarks
256 60/72 8 bits/pixel
32K/64K 60 16 bits/pixel
16.8M (True 60 24 bits/pixel
Tag SRAM (U43) Total cache
8Kx8 64KB
8Kx8 128KB
256KB
3 2 K x 8
Intel
3.45
Intel
3.3
Intel Volt
5
-
Volt
Volt