Compaq CQ40 Laptop User Manual


 
Hard drive specifications .................................................................................................................... 95
DVD±RW and CD-RW Super Multi Double-Layer Combo Drive specifications ................................. 96
System DMA specifications ................................................................................................................ 97
System interrupt specifications—Intel processors .............................................................................. 98
System interrupt specifications—AMD processors ............................................................................ 99
System I/O address specifications—Intel processors ...................................................................... 100
System I/O address specifications—AMD processors ..................................................................... 102
System memory map specifications—Intel processors .................................................................... 104
System memory map specifications—AMD processors ................................................................... 104
7 Screw listing
Black Phillips PM2.5×4.0 screw ....................................................................................................... 107
Black Phillips PM2.5×6.0 captive screw ........................................................................................... 109
Black Phillips PM2.0×2.0 broad head screw .................................................................................... 110
Silver Phillips PM1.5×9.0 screw ....................................................................................................... 111
Black Phillips PM2.5×3.0 screw ....................................................................................................... 112
Black Phillips PM2.5×17.0 screw ..................................................................................................... 113
Black Phillips PM2.5×6.0 screw ....................................................................................................... 114
Black Phillips PM2.5×7.0 screw ....................................................................................................... 115
Silver Phillips PM3.0×4.0 screw ....................................................................................................... 118
Silver Phillips PM2.0×4.0 screw ....................................................................................................... 119
Black Phillips PM2.0×4.0 screw ....................................................................................................... 120
Silver Phillips PM2.0×10.0 captive screw ......................................................................................... 123
8 Backup and recovery
Recovering system information ........................................................................................................ 124
Backing up your information ............................................................................................ 124
When to back up ............................................................................................. 124
Backup suggestions ........................................................................................ 125
Using system restore points ............................................................................ 125
When to create restore points ........................................................ 125
Create a system restore point ........................................................ 125
Restore to a previous date and time ............................................... 126
Creating recovery discs ................................................................................................... 126
Performing a recovery ..................................................................................................... 127
Recovering from the recovery discs ................................................................ 127
Recovering from the dedicated recovery partition (select models only) .......... 127
9 Connector pin assignments
Audio-out (headphone) ..................................................................................................................... 129
Audio-in (microphone) ...................................................................................................................... 129
External monitor ............................................................................................................................... 130
RJ-11 (modem) ................................................................................................................................ 131
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