Dell P72F - Page 61

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11 Disconnect the speaker cable from the system board.

12 Remove the four screws (M2x3) that secure the fans to the system board.

13 Remove the three screws (M2.5x5) that secure the system board to the

computer base.

Main Page

Default Chapter1
- Service Manual1
- Table of Contents3
Before Working Inside Your Computer12
- Before You Begin12
- Safety Instructions12
- Recommended Tools13
- Screw List14
After Working Inside Your Computer16
Removing the Base Cover17
- Procedure17
Replacing the Base Cover19
- Procedure19
Removing the Battery20
- Prerequisites20
- Procedure20
Replacing the Battery22
- Procedure22
- Post-Requisites22
Removing the Memory Modules23
- Prerequisites23
- Procedure23
Replacing the Memory Modules25
- Procedure25
- Post-Requisites25
Removing the Solid-State Drive26
- Prerequisites26
- Procedure26
Replacing the Solid-State Drive28
- Procedure28
- Post-Requisites29
Removing the Hard Drive30
- Prerequisites30
- Procedure30
Replacing the Hard Drive33
- Procedure33
- Post-Requisites33
Removing the Coin-Cell Battery34
- Prerequisites34
- Procedure34
Replacing the Coin-Cell Battery36
- Procedure36
- Post-Requisites36
Removing the Wireless Card37
- Prerequisites37
- Procedure37
Replacing the Wireless Card39
- Procedure39
- Post-Requisites40
Removing the Rear Cover41
- Prerequisites41
- Procedure41
Replacing the Rear Cover43
- Procedure43
- Post-Requisites43
Removing the Computer Base44
- Prerequisites44
- Procedure44
Replacing the Computer Base50
- Procedure50
- Post-Requisites51
Removing the Status-Light Board52
- Prerequisites52
- Procedure52
Replacing the Status-Light Board54
- Procedure54
- Post-Requisites54
Removing the Speakers55
- Prerequisites55
- Procedure55
Replacing the Speakers57
- Procedure57
- Post-Requisites57
Removing the System Board58
- Prerequisites58
- Procedure58
Replacing the System Board63
- Procedure63
- Post-Requisites64
- Entering the Service Tag in the BIOS Setup Program64
Removing the Power-Adapter Port65
- Prerequisites65
- Procedure66
Replacing the Power-Adapter Port67
- Procedure67
- Post-Requisites67
Removing the Heat Sink68
- Prerequisites68
- Procedure68
Replacing the Heat Sink71
- Procedure71
- Post-Requisites71
Removing the Fans73
- Prerequisites73
- Procedure74
Replacing the Fans76
- Procedure76
- Post-Requisites76
Removing the Power-Button Board77
- Prerequisites77
- Procedure77
Replacing the Power-Button Board79
- Procedure79
- Post-Requisites79
Removing the Fingerprint-Reader Board80
- Prerequisites80
- Procedure80
Replacing the Fingerprint-Reader Board82
- Procedure82
- Post-Requisites82
Removing the Touchpad83
- Prerequisites83
- Procedure83
Replacing the Touchpad85
- Procedure85
- Post-Requisites85
Removing the Display Assembly86
- Prerequisites86
- Procedure86
Replacing the Display Assembly90
- Procedure90
- Post-Requisites90
Removing the Palm Rest91
- Prerequisites91
- Procedure91
Replacing the Palm Rest93
- Procedure93
- Post-Requisites93
Removing the Keyboard94
- Prerequisites94
- Procedure94
Replacing the Keyboard98
- Procedure98
- Post-Requisites98
- Folding the Keyboard Cables99
Removing the Display Bezel101
- Prerequisites101
- Procedure101
Replacing the Display Bezel103
- Procedure103
- Post-Requisites103
Removing the Display Hinges104
- Prerequisites104
- Procedure104
Replacing the Display Hinges106
- Procedure106
- Post-Requisites106
Removing the Display Panel107
- Prerequisites107
- Procedure107
Replacing the Display Panel110
- Procedure110
- Post-Requisites110
Removing the Display Cable111
- Prerequisites111
- Procedure111
Replacing the Display Cable113
- Procedure113
- Post-Requisites113
Removing the Camera114
- Prerequisites114
- Procedure114
Replacing the Camera116
- Procedure116
- Post-Requisites116
Removing the Display Back-Cover and Antenna117
Assembly117
- Prerequisites117
- Procedure117
Replacing the Display Back-Cover and Antenna119
Assembly119
- Procedure119
- Post-Requisites119
Downloading Drivers120
- Downloading the Audio Driver120
- Downloading the Graphics Driver120
- Downloading the USB 3.0 Driver121
- Downloading the Wi-Fi Driver121
- Downloading the Media-Card Reader Driver121
- Downloading the Chipset Driver122
- Downloading the Network Driver122
System Setup124
- Boot Sequence124
- Navigation Keys124
- BIOS Overview125
- Entering BIOS Setup Program125
- System Setup Options126
- System and Setup Password133
Troubleshooting136
- Flashing the BIOS136
- Flashing BIOS (USB Key)136
- Enhanced Pre-Boot System Assessment (Epsa) Diagnostics137
  - Running the Epsa Diagnostics137
- System Diagnostic Lights138
- Flea Power Release139
- Wi-Fi Power Cycle140
- Dell Power Manager (DPM V3.0)140
Getting Help and Contacting Dell141
- Self-Help Resources141
- Contacting Dell142

Dell P72F - Page 61

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