Inspiron Gaming Desktop
Service Manual
Computer Model: Inspiron 5680
Regulatory Model: D27M
Regulatory Type: D27M002
Notes, cautions, and warnings
NOTE: A NOTE indicates important information that helps you make
better use of your product.
CAUTION: A CAUTION indicates either potential damage to hardware or
loss of data and tells you how to avoid the problem.
WARNING: A WARNING indicates a potential for property damage,
personal injury, or death.
© 2017-2018 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other
trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be
trademarks of their respective owners.
2018 - 05
Rev. A01
Contents
Before working inside your computer...........................12
Before you begin ....................................................................................12
After working inside your computer............................. 13
Safety instructions.......................................................14
Recommended tools.................................................... 16
System board components...........................................17
Screw list.....................................................................19
Removing the right-side cover.................................... 22
Procedure...............................................................................................22
Replacing the right-side cover.....................................24
Procedure...............................................................................................24
Removing the front cover............................................25
Prerequisites...........................................................................................25
Procedure...............................................................................................25
Replacing the front cover............................................ 27
Procedure...............................................................................................27
Post-requisites........................................................................................27
3
Removing the slim optical drive...................................28
Prerequisites...........................................................................................28
Procedure...............................................................................................28
Replacing the slim optical drive....................................31
Procedure............................................................................................... 31
Post-requisites........................................................................................ 31
Removing the light bar................................................ 32
Prerequisites...........................................................................................32
Procedure...............................................................................................32
Replacing the light bar................................................ 34
Procedure...............................................................................................34
Post-requisites....................................................................................... 34
Removing the memory module....................................35
Prerequisites...........................................................................................35
Procedure...............................................................................................35
Replacing the memory module.................................... 37
Procedure...............................................................................................37
Post-requisites........................................................................................37
Removing the front I/O-panel..................................... 38
Prerequisites...........................................................................................38
Procedure...............................................................................................38
Replacing the front I/O-panel..................................... 40
Procedure...............................................................................................40
Post-requisites....................................................................................... 40
4
Removing the logo board............................................. 41
Prerequisites........................................................................................... 41
Procedure............................................................................................... 41
Replacing the logo board.............................................43
Procedure...............................................................................................43
Post-requisites....................................................................................... 43
Removing the front-panel light board.......................... 44
Prerequisites...........................................................................................44
Procedure...............................................................................................44
Replacing the front-panel light board.......................... 47
Procedure...............................................................................................47
Post-requisites........................................................................................47
Removing the solid-state drive.................................... 48
Prerequisites...........................................................................................48
Procedure...............................................................................................49
Replacing the solid-state drive.................................... 50
Procedure.............................................................................................. 50
Post-requisites........................................................................................ 51
Removing the wireless card.........................................52
Prerequisites...........................................................................................52
Procedure...............................................................................................52
Replacing the wireless card......................................... 54
Procedure...............................................................................................54
Post-requisites....................................................................................... 55
5
Removing the coin-cell battery................................... 56
Prerequisites.......................................................................................... 56
Procedure...............................................................................................57
Replacing the coin-cell battery....................................58
Procedure.............................................................................................. 58
Post-requisites....................................................................................... 58
Removing the 3.5-inch hard drive................................59
Prerequisites.......................................................................................... 59
Procedure.............................................................................................. 59
Replacing the 3.5-inch hard drive................................ 61
Procedure............................................................................................... 61
Post-requisites........................................................................................ 61
Removing the 2.5-inch hard drive................................62
Prerequisites...........................................................................................62
Procedure...............................................................................................62
Replacing the 2.5-inch hard drive................................64
Procedure...............................................................................................64
Post-requisites....................................................................................... 64
Removing the fan........................................................65
Prerequisites.......................................................................................... 65
Procedure.............................................................................................. 65
Replacing the fan........................................................ 67
Procedure...............................................................................................67
Post-requisites........................................................................................67
6
Removing the graphics card........................................ 68
Prerequisites...........................................................................................68
Procedure...............................................................................................68
Replacing the graphics card......................................... 71
Procedure............................................................................................... 71
Post-requisites........................................................................................ 71
Removing the VR heat sink..........................................72
Prerequisites...........................................................................................72
Procedure...............................................................................................72
Replacing the VR heat sink..........................................74
Procedure...............................................................................................74
Post-requisites........................................................................................74
Removing the processor fan........................................75
Prerequisites...........................................................................................75
Procedure...............................................................................................75
Replacing the processor fan........................................ 78
Procedure...............................................................................................78
Post-requisites........................................................................................78
Removing the heat sink............................................... 79
Prerequisites...........................................................................................79
Procedure...............................................................................................79
Replacing the heat sink................................................81
Procedure............................................................................................... 81
Post-requisites........................................................................................ 81
7
Removing the processor-cooling assembly..................82
Prerequisites...........................................................................................82
Procedure...............................................................................................82
Replacing the processor-cooling assembly.................. 85
Procedure.............................................................................................. 85
Post-requisites....................................................................................... 85
Removing the processor..............................................86
Prerequisites...........................................................................................86
Procedure...............................................................................................86
Replacing the processor..............................................88
Procedure...............................................................................................88
Post-requisites....................................................................................... 89
Removing the power-supply unit.................................90
Prerequisites.......................................................................................... 90
Procedure.............................................................................................. 90
Replacing the power-supply unit................................. 93
Procedure...............................................................................................93
Post-requisites....................................................................................... 93
Removing the top cover.............................................. 94
Prerequisites...........................................................................................94
Procedure...............................................................................................94
Replacing the top cover.............................................. 95
Procedure.............................................................................................. 95
Post-requisites....................................................................................... 95
8
Removing the front bezel ........................................... 96
Prerequisites.......................................................................................... 96
Procedure.............................................................................................. 96
Replacing the front bezel............................................ 98
Procedure...............................................................................................98
Post-requisites....................................................................................... 98
Removing the power-button board..............................99
Prerequisites.......................................................................................... 99
Procedure.............................................................................................. 99
Replacing the power-button board.............................102
Procedure.............................................................................................102
Post-requisites......................................................................................102
Removing the antenna............................................... 103
Prerequisites......................................................................................... 103
Procedure.............................................................................................103
Replacing the antenna............................................... 105
Procedure.............................................................................................105
Post-requisites......................................................................................105
Removing the left-side cover..................................... 106
Prerequisites......................................................................................... 106
Procedure............................................................................................. 107
Replacing the left-side cover..................................... 109
Procedure.............................................................................................109
Post-requisites......................................................................................109
9
Removing the bottom cover....................................... 110
Prerequisites..........................................................................................110
Procedure..............................................................................................110
Replacing the bottom cover........................................112
Procedure..............................................................................................112
Post-requisites.......................................................................................112
Removing the rear cover............................................ 113
Prerequisites.......................................................................................... 113
Procedure..............................................................................................113
Replacing the rear cover.............................................116
Procedure..............................................................................................116
Post-requisites.......................................................................................116
Removing the system board........................................117
Prerequisites.......................................................................................... 117
Procedure..............................................................................................118
Replacing the system board........................................121
Procedure..............................................................................................121
Post-requisites.......................................................................................121
BIOS setup program...................................................123
BIOS overview...................................................................................... 123
Entering BIOS setup program............................................................... 123
Clearing Forgotten Passwords.............................................................. 123
Prerequisites................................................................................... 123
Procedure....................................................................................... 123
Post-requisites................................................................................ 124
Clearing CMOS Settings.......................................................................124
10
Prerequisites................................................................................... 124
Procedure.......................................................................................125
Post-requisites................................................................................125
Flashing the BIOS...................................................... 126
Diagnostics................................................................ 127
Getting help and contacting Dell................................129
Self-help resources............................................................................... 129
Contacting Dell..................................................................................... 130
11
Before working inside your
computer
NOTE: The images in this document may dier from your computer
depending on the conguration you ordered.
Before you begin
1 Save and close all open les and exit all open applications.
2 Shut down your computer. Click Start → Power → Shut down .
NOTE: If you are using a dierent operating system, see the
documentation of your operating system for shut-down instructions.
3 Disconnect your computer and all attached devices from their electrical outlets.
4 Disconnect all attached network devices and peripherals, such as keyboard,
mouse, and monitor from your computer.
5 Remove any media card and optical disc from your computer, if applicable.
6 After the computer is unplugged, press and hold the power button for 5 seconds
to ground the system board.
12
After working inside your
computer
CAUTION: Leaving stray or loose screws inside your computer may severely
damage your computer.
1 Replace all screws and ensure that no stray screws remain inside your computer.
2 Connect any external devices, peripherals, or cables you removed before
working on your computer.
3 Replace any media cards, discs, or any other parts that you removed before
working on your computer.
4 Connect your computer and all attached devices to their electrical outlets.
5 Turn on your computer.
13
Safety instructions
Use the following safety guidelines to protect your computer from potential damage
and ensure your personal safety.
WARNING: Before working inside your computer, read the safety
information that shipped with your computer. For more safety best
practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
WARNING: Disconnect all power sources before opening the computer
cover or panels. After you nish working inside the computer, replace all
covers, panels, and screws before connecting to the electrical outlet.
CAUTION: To avoid damaging the computer, ensure that the work surface is
at and clean.
CAUTION: To avoid damaging the components and cards, handle them by
their edges, and avoid touching pins and contacts.
CAUTION: You should only perform troubleshooting and repairs as
authorized or directed by the Dell technical assistance team. Damage due
to servicing that is not authorized by Dell is not covered by your warranty.
See the safety instructions that shipped with the product or at
www.dell.com/regulatory_compliance.
CAUTION: Before touching anything inside your computer, ground yourself
by touching an unpainted metal surface, such as the metal at the back of
the computer. While you work, periodically touch an unpainted metal
surface to dissipate static electricity, which could harm internal
components.
CAUTION: When you disconnect a cable, pull on its connector or on its pull
tab, not on the cable itself. Some cables have connectors with locking tabs
or thumb-screws that you must disengage before disconnecting the cable.
When disconnecting cables, keep them evenly aligned to avoid bending any
connector pins. When connecting cables, ensure that the ports and
connectors are correctly oriented and aligned.
CAUTION: Press and eject any installed card from the media-card reader.
14
15
Recommended tools
The procedures in this document may require the following tools:
• Phillips screwdriver #1
• Plastic scribe
16
System board components
1 light-bar connector 2 processor-power cable connector
3 power-button board cable
connector
5 memory-module slot 6 USB 3.0 cable connector
7 wireless-card slot 8 USB 2.0 cable connector
9 light-bar connector 10 power-supply unit cable connector
11 SATA1 connector 12 USB 3.0 cable connector
13 front chassis-fan connector 14 SATA0 connector
15 SATA2 connector 16 M.2 SATA connector
17 coin-cell battery 18 SATA3 connector
19 jumper plug 20 processor socket
4 processor-fan cable connector
17
21 graphics-card slot 22 PCIe slot 2
23 PCIe slot 3 24 PCIe slot 4
25 chassis-fan connector 26 front-audio connector
18
Screw list
The following table provides the list of screws that are used for securing dierent
components to the computer.
Table 1. Screw list
Component Secured to Screw type Quantity Screw image
Right-side
cover
Light bar Chassis M3x5 1
Chassis 6-32UNCx6.3 2
Solid-state
drive
Front panel
light board
Logo board Chassis M3x5 2
Wireless card System board M2x3.5 1
3.5” hard drive Chassis 6-32UNCx3.6 2
Hard-drive
bracket
2.5” hard drive Chassis 6-32UNCx3.6 1
Hard-drive
bracket
System board M2x3.5 1
Chassis M3x5 1
Hard drive 6-32UNCx3.6 4
Hard drive M3x3.5 4
19
Component Secured to Screw type Quantity Screw image
Graphics-card
bracket
Chassis 6-32UNCx3.6 2
Graphics card Chassis 6-32UNCX3.6
Fan Chassis 6-32UNCx3.6 1
Power-supply
unit cover
Power-supply
unit
Front cover Chassis 6-32UNCX3.6 1
Optical drive Chassis M3x5 1
Front I/O panel Chassis M3x5 2
Top cover Chassis M3x5 1
Front bezel Chassis M3x5 11
Chassis 6-32UNCx6.3 2
Chassis 6-32UNCx6.3 4
1
2
Antenna Chassis M3x5 2
Left-side cover Chassis M3x5 2
20
Component Secured to Screw type Quantity Screw image
Bottom cover Chassis M3x5 3
Top bracket Chassis M3x5 2
System board Chassis 6-32UNCx6.3 8
21
Removing the right-side cover
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Remove the two screws (6-32UNCx6.3) that secure the cover to the chassis.
www.dell.com/
22
2 Release the computer cover by sliding it towards the back of the computer and
lift the cover o the chassis.
23
Replacing the right-side cover
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Align the tabs on the computer cover with the slots on the chassis and slide it
towards the front of the computer.
2 Replace the two screws (6-32UNCx6.3) that secure the computer cover to the
chassis.
www.dell.com/
24
Removing the front cover
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
Remove the right-side cover.
Procedure
1 Remove the screw (6-32UNCx3.6) that secures the front cover to the chassis.
www.dell.com/
25
2 Grasp and release the front cover tabs sequentially from the top, by moving
them outward from the front bezel.
26
Replacing the front cover
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Align and insert the front-cover tabs into the front-panel slots and snap into
place.
2 Replace the screw (6-32UNCx3.6) that secures the front cover to the chassis.
Post-requisites
Replace the right-side cover .
www.dell.com/
27
Removing the slim optical drive
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
1 Remove the right-side cover.
2 Remove the front cover.
Procedure
1 Disconnect the power cable from the optical drive.
2 Disconnect the data cable from the optical drive.
www.dell.com/
28
3 Pull to slide the slim optical-drive assembly out through the front of the
computer.
4 Using your nger tips, pry the slim optical-drive bracket from the optical drive.
29
5 Lift the slim optical-drive assembly o the slim optical-drive bracket.
6 Remove the slim optical-drive bezel from the optical drive.
30