Computer Systems Division Computer Hardware Service and Reference Manual

Contents v
5 Disassembly and Reassembly
Disassembly.................................................................................................................. 5-3
System Access Cover ............................................................................................... 5-3
Expansion Board Removal ....................................................................................... 5-3
Front Panel Removal ................................................................................................ 5-4
Side Panel Removal.................................................................................................. 5-5
Device Cage Removal .............................................................................................. 5-5
Diskette Drive Removal............................................................................................ 5-6
5 1/4-Inch Device Removal ...................................................................................... 5-6
Optional 3 1/2-Inch Hard Drive Removal.................................................................. 5-7
Standard 3 1/2-Inch Hard Drive Removal ................................................................. 5-8
Fan Assembly Removal............................................................................................ 5-9
DIMM Module Removal .......................................................................................... 5-9
Power Supply Removal ............................................................................................ 5-9
System Board Removal ...........................................................................................5-10
Illustrated Parts Breakdown..........................................................................................5-12
A System Specifications
Processor.......................................................................................................................A-2
Random Access Memory...............................................................................................A-2
Read-Only Memory.......................................................................................................A-3
Video Memory..............................................................................................................A-3
Calendar Clock..............................................................................................................A-3
Input/Output Facilities...................................................................................................A-3
Expansion Slots.............................................................................................................A-4
Keyboard and Mouse.....................................................................................................A-4
Storage Devices.............................................................................................................A-4
Device Slots ..................................................................................................................A-4
Graphics........................................................................................................................A-5
Sound System................................................................................................................A-6
Dimensions ...................................................................................................................A-6
Weight ..........................................................................................................................A-6
Power............................................................................................................................A-6
Recommended Operating Environment..........................................................................A-7
B Connector Pin Assignments
Serial Interface Connectors............................................................................................B-5
Parallel Interface Connector...........................................................................................B-5
Power Supply (Primary) ................................................................................................B-6
Keyboard and Mouse Connectors ..................................................................................B-7
Front Panel....................................................................................................................B-7
Diskette Drive Interface Connector................................................................................B-8
IDE Interface Connector................................................................................................B-9
DIMM Sockets............................................................................................................B-10
AGP Connector...........................................................................................................B-11
ISA Expansion Bus Connectors...................................................................................B-13
PCI Expansion Bus Connectors ...................................................................................B-15
Universal Serial Bus (USB) Connectors.......................................................................B-16