System Board Type A-2 (Aptiva 2134/76 - SL-A)
System Board Type A-2 (Aptiva 2134/76 - SL-A)
The Type A-2
System Board
supports Pentium processors and has the following features:
- P54C socket 7-ZIF connector. You must remove the old processor to
install an upgrade processor.
- 16 KB internal cache memory, and also supports an optional 256 KB or
512 KB external cache modules.
- 2 MB Video DRAM soldered on the system board.
- Four, 72-pin system memory module sockets support these memory modules:
- 4 MB, 8 MB, 16 MB, or 32 MB SIMM modules.
- Parity (36 bit) or Non-Parity (32 bit) memory SIMMs.
- Memory speed of 60 nanoseconds (ns).
- Tin-lead contacts.
- Fast page mode or extended data out (EDO).
- Dynamic Random Access Memory (DRAM).
- One, 168-pin Gold, EDO, 60 ns, Parity or Non-Parity DIMM module.
- Depending on model, 7 MB, 14 MB, 16 MB, or 24 MB of system
memory is supplied. Maximum system board memory is 128 MB. Refer
to 'System Memory' and to 'SIMM Configurations - Type A-2'
System Board.
- Ports: serial, USB (Universal Serial Bus), parallel, keyboard, mouse, and video.
- Connectors for:
- PCI/ISA riser card (212-pin)
- VESA Video Feature (2x20 un-shrouded)
- Input power (12-pin)
- AT diskette drives (34-pin)
- Two 40-pin Enhanced IDE drive controllers: a primary local bus
IDE that supports two hard disk drives and a secondary Enhanced
IDE that supports a CD-ROM drive and one hard disk drive, or two
hard disk drives.
Note:
Enhanced IDE for the Type A-2 system board supports up to Mode 4.
Mode 1, 2, 3, 4, etc. are the progressive industry levels for Enhanced IDE.
- Power light-emitting diode (LED)/hard disk LED (4-pin)
- 12 volt supply for external speakers
- Power-on switch 2-wire connector and a power supply auxiliary control
3-wire connector for Rapid Resume features.
- Wake Up on Ring connector for Rapid Resume automatic wake-up features.
- Lithium battery.
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