Dell P72F - Page 21

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2 Lift the battery at an angle o the computer base.

3 Turn the computer over, open the display, and press and hold the power button

for ve seconds to ground the system board.

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 21

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