2. 169-pin processor socket.
Each system board contains:
– Supports 8K internal cache.
– Supports 0, 128K, or 256K external cache (field upgradeable).
Shipped with 128K standard.
– Four 72-pin system memory sockets (one is populated with a
4MB SIMM). Memory speed is 70 ns. Maximum memory is
64MB. Refer to “System Memory” on page 1-20 and to
“System Board Layouts” on page 5-2.
– 1MB video RAM soldered on the system board (not field
upgradeable).
– Ports include: two serial, parallel, keyboard, mouse, and video.
– Connectors for AT riser card (120-pin), input power (12-pin), AT
diskette drives (34-pin), IDE AT hard disk drives (40-pin),
power LED/hard disk LED (4-pin), and video feature (26-pin).
– Lithium battery.
486DX2—25MHz/50MHz processor (72-pin memory SIMM)
System board contains:
– Upgrade processor socket.
– Supports 8K internal cache.
– Supports 0, 128K, or 256K external cache (field upgradeable).
Shipped with 128K standard.
– Four 72-pin system memory sockets (one is populated with a
4MB SIMM). Memory speed is 70 ns. Maximum memory is
64MB. Refer to “System Memory” on page 1-20 and to
“System Board Layouts” on page 5-2.
– 1MB video RAM soldered on the system board (not field
upgradeable).
– Ports include: two serial, parallel, keyboard, mouse, and video.
– Connectors for AT riser card (120-pin), input power (12-pin), AT
diskette drives (34-pin), IDE AT hard disk drives (40-pin),
power
LED/hard disk LED (4-pin), and video feature (26-pin).
– Lithium battery.
486DX2—33MHz/66MHz processor (72-pin memory SIMM)
Two system boards available:
1. 4MB SIMM for system memory.
2. 8MB SIMM for system memory.
Each system board contains:
1-8
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