Compaq Presario CQ40-400 Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 7
System I/O address specifications, Phillips PM2.5×5.0 screw
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14.1-in, WXGA BrightView display specifications 90 Hard drive specifications ...91 DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive specifications 92 Blu-ray ROM DVD±RW SuperMulti Double-Layer Drive specifications 93 System DMA specifications ...94 System interrupt specifications ...95 System I/O address specifications ...96 System memory map specifications 98 7 Screw listing Phillips PM2.0×2.0 broadhead screw 100 Phillips PM2.0×3.0 screw (black) ...101 Phillips PM2.0×3.0 screw (silver) ...102 Phillips PM2.0×4.0 screw ...103 Phillips PM2.0×10.0 captive screw 105 Phillips PM2.5×3.0 screw ...106 Phillips PM2.5×4.0 screw ...109 Phillips PM2.5×5.0 screw ...110 Phillips PM2.5×5.0 captive screw ...113 Phillips PM2.5×6.0 screw ...114 Phillips PM2.5×7.0 captive screw ...116 Phillips PM2.5×10.0 screw ...117 Phillips PM2.5×18.0 screw ...118 Phillips PM3.0×3.0 screw ...119 8 Backup and recovery Recovering system information ...120 Creating recovery discs 121 Backing up your information 121 When to back up 121 Backup suggestions 122 Using system restore points 122 When to create restore points 122 Create a system restore point 123 Restore to a previous date and time 123 Performing a recovery ...124 Recovering from the recovery discs 124 Recovering from the dedicated recovery partition (select models only 124 9 Connector pin assignments Audio-in (microphone) ...125 Audio-out (headphone) ...125 External monitor ...126 vii
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