vi Contents
5.8.2 Outboard Expansion Board................................................................. 5-11
5.9 System Board Components .............................................................................5-12
5.9.1 Memory Modules................................................................................ 5-12
5.9.2 System Board Graphics Memory Module Upgrade............................ 5-13
5.9.3 Microprocessor....................................................................................5-14
5.9.4 Cache Memory (Pentium System Only)............................................. 5-17
5.10 Riser Board .....................................................................................................5-18
5.11 Riser Brace...................................................................................................... 5-19
5.12 Expansion Board Guide.................................................................................. 5-20
5.13 Replacement Battery....................................................................................... 5-21
5.14 Front Bezel Assembly..................................................................................... 5-23
5.14.1 Front Bezel .........................................................................................5-23
5.14.2 Power Button...................................................................................... 5-24
5.14.3 Bezel Blank ........................................................................................5-25
5.14.4 Compaq Logo..................................................................................... 5-26
5.15 Power Supply Assembly................................................................................. 5-27
5.15.1 Power Switch Assembly..................................................................... 5-27
5.15.2 Power Supply .....................................................................................5-29
5.16 Mass Storage Devices..................................................................................... 5-30
5.16.1 3.5-Inch Drive Bays ...........................................................................5-30
5.16.2 5.25-Inch Drive Bays .........................................................................5-32
5.16.3 Installing a New Drive .......................................................................5-34
5.17 Drive Cage...................................................................................................... 5-37
5.18 LED Cable.......................................................................................................5-38
5.19 System Board.................................................................................................. 5-40
chapter 6Removal and Replacement Procedures - Minitower
6.1 Serial Number ................................................................................................... 6-1
6.2 Disassembly Sequence Chart ............................................................................6-2
6.3 Preparation for Disassembly .............................................................................6-3
6.4 Feet ....................................................................................................................6-3
6.5 Cable Lock ........................................................................................................6-4
6.6 Exposing the Chassis......................................................................................... 6-5
6.6.1 Access Panel.........................................................................................6-5
6.6.2 Minitower J Hood.................................................................................6-6
6.7 Riser Brace ........................................................................................................6-7
6.8 Expansion Board ...............................................................................................6-8
6.9 Expansion Board Guide .................................................................................. 6-10
6.10 Riser Board .....................................................................................................6-11
6.11 Speaker............................................................................................................6-12
6.12 System Board Components............................................................................. 6-13
6.12.1 Memory Module................................................................................. 6-13
6.12.2 Microprocessor...................................................................................6-14
6.12.3 Cache Memory (Pentium System Only) ............................................6-17
6.12.4 System Board Graphics Memory Module Upgrade........................... 6-18
6.13 System Board.................................................................................................. 6-19
6.14 Replacement Battery....................................................................................... 6-22
6.15 ISA Option Board Retainer............................................................................. 6-24