1.0 Product Description
The IBM (*) Personal System/2 (*) Model 80 computers use the IBM Micro
Channel (*) architecture. The features of the various types of Model 80
are:
Security: cover lock and power-on password
System board:
- 16-, 20-, or 25-MHz 80386 Microprocessor.
- 80387 Math Coprocessor connector.
- 1MB, 2MB, or 4MB (MB = 1,048,576 bytes) of random access memory
(RAM). System-board memory can be expanded to 2MB, 4MB, or 8MB
depending on the model. The total system memory capacity is 16MB.
- 64 bytes of complementary metal-oxide semiconductor random access
memory (CMOS RAM).
- Read-only memory basic input/output system (ROM BIOS).
- Video graphics array (VGA).
- Eight expansion slots:
- Three or four 32-bit slots, varies with model
- Four or Five 16-bit slots, varies with model. (One 16-bit
slot with an auxiliary-video connector extension, and one slot
normally occupied by the fixed-disk-drive adapter.)
- Serial port.
- Parallel port.
- Diskette-drive controller.
- Keyboard connector.
- Pointing-device connector.
- Display connector.
- Fixed-disk-drive connector.
Power supply:
- Automatically switches to the 100-125 Vac or the 200-240 Vac range
- 50 or 60 Hz
- 225 or 242 watts.
Battery (to keep CMOS RAM active when power is off)
Speaker
101/102-key keyboard
Fixed disk drives supported (see "Fixed Disk Drives" in topic 2.2).
(*) IBM, Personal System/2, and Micro Channel are trademarks of
the International Business Machines Corporation.
Subtopics
1.1 Security
1.2 System-Board Features
IBM PS/2 Model 80 HMR
Product Description
¦ Copyright IBM Corp. 1990
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