Compaq 6720t Specifications download pdf (Page 62)

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9. Remove the system board frame and system board (3) from the base enclosure.

10. Release the modem module cable (1) from the two clips built into the system board.

11. Release the RJ-11 connector (2) from the clip built into the system board.

12. Remove the three Torx T8M2.5×4.0 screws (3) that secure the system board to the system board

frame.

13. Remove the two Hex HM5.0×11.0 screw locks (4) that secure the system board to the system board

frame.

14. Lift the front edge of the system board (1) until it rests at an angle.

54 Chapter 4 Removal and replacement procedures

1 2 ... 57 58 59 60 61 62 63 64 65 66 67 ... 113 114

Maintenance and Service Guide 1
Safety warning notice 3
Table of contents 5
Product description 9
Top components 11
Buttons and speakers 13
TouchPad 15
Front components 16
Right-side components 17
Left-side components 17
Rear components 18
Bottom components 18
Illustrated parts catalog 19
Computer major components 20
Computer major components 13 21
Computer major components 15 23
Plastics Kit 24
Miscellaneous parts 25
Removal and replacement 29
Cables and connectors 30
Drive handling 30
Grounding guidelines 31
Unknown user password 34
Serial number 35
Computer feet 36
Description Spare part number 37
Memory module 39
Optical drive 41
Keyboard 43
RTC battery 46
Heat sink 47
WLAN module 49
Switch cover 51
Display assembly 53
Top cover 57
Modem module 59
PC Card assembly 63
Modem module cable 65
Audio/USB board 66
Computer Setup 68
Using Computer Setup 69
Computer Setup menus 70
Diagnostics menu 71
System Configuration menu 71
Specifications 72
66 Chapter 6 Specifications 74
System DMA specifications 75
68 Chapter 6 Specifications 76
70 Chapter 6 Specifications 78
Screw listing 80
Black 3 6.0 mm 2.0 mm 5.0 mm 81
Torx T8M2.5×9.0 screw 75 83
76 Chapter 7 Screw listing 84
Phillips PM2.0×3.0 screw 85
Phillips PM2.5×3.0 screw 86
Black 5 2.0 mm 2.0 mm 7.0 mm 87
Torx T8M2.5×5.0 screw 89
82 Chapter 7 Screw listing 90
Torx T8M2.5×7.0 screw 91
84 Chapter 7 Screw listing 92
Torx T8M2.5×4.0 screw 94
Phillips PM2.5×4.0 screw 95
Torx T8M2.5×6.0 screw 96
Hex HM5.0×11.0 screw lock 97
Connector pin assignments 98
External monitor 99
RJ-11 (modem) 100
RJ-45 (network) 101
Universal Serial Bus 101
Power cord set requirements 102
Recycling 104

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Compaq 6720t Specifications Page 62

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