General Information 1-5
Product Description
This manual contains service information for the 2136 Service Level A (SL-A)
model of the IBM Aptiva Personal Computer, worldwide. The Machine Type
2136 contains two PCI slots, three ISA slots and one PCI/ISA-shared slot.
For FRU parts information, see the “Parts Catalog” on page 7-1.
Security
: Power-on password. See “Power-On Password” on page1-15.
System
Boards
: See "System Board Layout" on page 5-2 for system board
jumper and connector locations.
The system board supports the Pentium processor and has the following
features:
• Pentium socket-7 Zero Insertion Force (ZIF) connector. You must remove
the old processor to install an upgrade processor.
• Detachable CPU heat sink with fan.
• 16-KB CPU internal cache memory
• Onboard fixed 256-KB Pipe-Line Burst external cache(PBSRAM).
• Onboard fixed 1-MB video Synchronize Graphics RAM(SGRAM).
• Four, 72-pin system memory module sockets support these memory
modules:
− 4-MB, 8-MB, 16-MB, or 32-MB SIMM modules.
− Non-Parity (32-bit) memory SIMMs.
− Memory speed of 60 nanoseconds (ns).
− Tin-lead contacts.
− Support fast page mode or Extended Data Out (EDO) Dynamic
Random Access Memory (DRAM).
− Maximum system board memory is 128 MB. Refer to "SIMM
Configurations " on page 5-16.
• Ports for
− Video port (15-pin D-sub connector)
− Parallel port (25-pin D-sub connector)
− Two serial ports (9-pin D-sub connector)
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