IBM Aptiva 2140, Техническое обслуживание оборудования

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Product Description
This manual contains service information for the Service Level A (SL-A)
model of the IBM Aptiva Personal Computer, worldwide.
The Machine Type 2140 and Machine Type 2142 are minitower systems
containing slots for six adapter cards and bays for six input/output
devices (drives)
The Machine Type 2142 comes with the Media Console which contains
the diskette drive, CD/DVD-ROM drive, Zip drive (model dependent),
keyboard and mouse ports, and operator controls.
For FRU parts information, see the Appendix B, “Model/Monitor
Configurations and FRU Part Numbers” on page B-1.
VESA Local Bus Note: The VESA local bus connector generally conforms
to the Video Electronics Standards Association (VESA) VL-Bus Specification
2.0 (32 bit). Local bus adapter cards vary in degree of adherence to this
standard. Therefore, IBM cannot guarantee that all available local bus
option cards will perform according to manufacturer’s claims.
The Type 2140 and 2142 will support Internal or External video, but not both
simultaneously.
Security: Power-on password. See “Power-On Password, CMOS Reset”
on page 1-14.
System Boards: Two system boards are available: Type A-1 and Type
A-2. See “System Board Layout—Type A-1” on page 5-2 and “System
Board Layout—Type A-2” on page 5-5 for system board jumper and
connector locations.
The Type A-1 system board supports the Pentium processor with MMX
and has the following features:
Pentium MMX socket 7-ZIF connector. You must remove the old
processor to install an upgrade processor.
32 KB internal cache memory, with 512 KB external cache soldered
onto the system board. Cache is not upgradeable.
Trident, on board, 9750 DVD 64-bit GUI video and 3-D Accelerator with
2 MB SGRAM video memory, upgradeable to 4 MB with a 2 MB
SODIMM SGRAM upgrade module.
Three, 168-pin Gold DIMM memory module sockets support these
memory modules:
1-6
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