HP Compaq Presario CQ71 Maintenance And Service Manual page 7

Hard drive specifications .................................................................................................................... 95
DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive with LightScribe .............................. 96
Blu-ray ROM with LightScribe DVD±R/RW SuperMulti DL Drive ....................................................... 97
System DMA specifications ................................................................................................................ 98
System memory map specifications ................................................................................................... 98
System interrupt specifications ........................................................................................................... 99
System I/O address specifications ................................................................................................... 100
7 Screw listing
Phillips PM2.5×7.0 screw ................................................................................................................. 103
Phillips PM2.5×6.0 screw ................................................................................................................. 106
Phillips PM2.5×6.0 captive screw ..................................................................................................... 109
Phillips PM2.5×5.0 screw ................................................................................................................. 110
Phillips PM3.0×4.0 screw ................................................................................................................. 111
Phillips PM3.0×4.0 captive screw ..................................................................................................... 112
Phillips PM2.0×3.0 screw ................................................................................................................. 113
8 Backup and recovery
Creating recovery discs .................................................................................................................... 116
Backing up your information ............................................................................................................. 117
When to back up .............................................................................................................. 117
Backup suggestions ......................................................................................................... 117
Using system restore points ............................................................................................ 117
Performing a recovery ...................................................................................................................... 119
Recovering from the recovery discs ................................................................................ 119
Recovering from the dedicated recovery partition (select models only) .......................... 119
9 Connector pin assignments
Audio-in (microphone) ...................................................................................................................... 120
Audio-out (headphone) ..................................................................................................................... 120
External monitor ............................................................................................................................... 121
RJ-11 (modem) ................................................................................................................................ 122
RJ-45 (network) ................................................................................................................................ 122
Universal Serial Bus ......................................................................................................................... 123
10 Power cord set requirements
Requirements for all countries or regions ......................................................................................... 124
Requirements for specific countries or regions ................................................................................ 125
When to create restore points ......................................................................... 117
Create a system restore point ......................................................................... 118
Restore to a previous date and time ............................................................... 118
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