Dell Inspiron 3662 User manual

Brand: Dell

Model: Inspiron 3662

Type: User manual

Dell Inspiron 3662 is a versatile and powerful computer that combines sleek design with cutting-edge technology. With its robust processing capabilities, it can handle demanding tasks effortlessly. The device boasts ample storage space, allowing you to store your essential files, multimedia content, and applications without worry.

Inspiron 3662

Service Manual

Regulatory Model: D20M

Regulatory Type: D20M002

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.

subsidiaries. Other trademarks may be trademarks of their respective owners.

2016 - 12

Rev. A00

1 Before working inside your computer............................................................................................. 6

Before you begin ...................................................................................................................................................................6

2 After working inside your computer............................................................................................... 7

3 Safety instructions.......................................................................................................................8

4 Recommended tools..................................................................................................................... 9

5 Screw list...................................................................................................................................10

6 Inside view of your computer........................................................................................................11

7 System board components...........................................................................................................12

8 Removing the computer cover .....................................................................................................13

Procedure..............................................................................................................................................................................13

9 Replacing the computer cover .....................................................................................................14

Procedure..............................................................................................................................................................................14

10 Removing the front bezel .......................................................................................................... 15

Prerequisites......................................................................................................................................................................... 15

Procedure..............................................................................................................................................................................15

11 Replacing the front bezel............................................................................................................ 17

Procedure..............................................................................................................................................................................17

Post-requisites......................................................................................................................................................................17

12 Removing the memory modules.................................................................................................. 18

Prerequisites......................................................................................................................................................................... 18

Procedure..............................................................................................................................................................................18

13 Replacing the memory modules.................................................................................................. 20

Procedure.............................................................................................................................................................................20

Post-requisites.....................................................................................................................................................................20

14 Removing the 3.5-inch hard drive............................................................................................... 21

Prerequisites......................................................................................................................................................................... 21

Procedure..............................................................................................................................................................................21

15 Replacing the 3.5-inch hard drive............................................................................................... 24

Procedure............................................................................................................................................................................. 24

Contents

Contents 3

Post-requisites.....................................................................................................................................................................24

16 Removing the optical drive.........................................................................................................25

Prerequisites........................................................................................................................................................................ 25

Procedure.............................................................................................................................................................................25

17 Replacing the optical drive......................................................................................................... 28

Procedure............................................................................................................................................................................. 28

Post-requisites.....................................................................................................................................................................28

18 Removing the coin-cell battery...................................................................................................29

Prerequisites........................................................................................................................................................................ 29

Procedure.............................................................................................................................................................................29

19 Replacing the coin-cell battery................................................................................................... 31

Procedure..............................................................................................................................................................................31

Post-requisites......................................................................................................................................................................31

20 Removing the wireless card....................................................................................................... 32

Prerequisites.........................................................................................................................................................................32

Procedure............................................................................................................................................................................. 32

21 Replacing the wireless card........................................................................................................34

Procedure............................................................................................................................................................................. 34

Post-requisites.....................................................................................................................................................................34

22 Removing the antenna modules................................................................................................. 35

Prerequisites........................................................................................................................................................................ 35

Procedure.............................................................................................................................................................................35

23 Replacing the antenna modules..................................................................................................37

Procedure............................................................................................................................................................................. 37

Post-requisites..................................................................................................................................................................... 37

24 Removing the power-button module.......................................................................................... 38

Prerequisites.........................................................................................................................................................................38

Procedure............................................................................................................................................................................. 38

25 Replacing the power-button module.......................................................................................... 40

Procedure.............................................................................................................................................................................40

Post-requisites.....................................................................................................................................................................40

26 Removing the processor fan.......................................................................................................41

Prerequisites......................................................................................................................................................................... 41

Procedure..............................................................................................................................................................................41

27 Replacing the processor fan...................................................................................................... 43

Procedure............................................................................................................................................................................. 43

Contents

Post-requisites.....................................................................................................................................................................43

28 Removing the processor heat-sink............................................................................................. 44

Prerequisites.........................................................................................................................................................................44

Procedure............................................................................................................................................................................. 44

29 Replacing the processor heat-sink............................................................................................. 45

Procedure.............................................................................................................................................................................45

Post-requisites.....................................................................................................................................................................45

30 Removing the front I/O-panel....................................................................................................46

Prerequisites........................................................................................................................................................................ 46

Procedure.............................................................................................................................................................................46

31 Replacing the front I/O-panel.................................................................................................... 48

Procedure............................................................................................................................................................................. 48

Post-requisites.....................................................................................................................................................................48

32 Removing the system board...................................................................................................... 49

Prerequisites........................................................................................................................................................................ 49

Procedure.............................................................................................................................................................................49

33 Replacing the system board....................................................................................................... 51

Procedure..............................................................................................................................................................................51

Post-requisites......................................................................................................................................................................51

34 BIOS setup program................................................................................................................. 52

BIOS overview..................................................................................................................................................................... 52

Entering BIOS setup program............................................................................................................................................52

Clearing Forgotten Passwords.......................................................................................................................................... 52

Prerequisites...................................................................................................................................................................52

Procedure....................................................................................................................................................................... 52

Post-requisites...............................................................................................................................................................53

Clearing CMOS Settings.................................................................................................................................................... 54

Prerequisites...................................................................................................................................................................54

Procedure....................................................................................................................................................................... 54

Post-requisites...............................................................................................................................................................55

35 Flashing the BIOS.....................................................................................................................56

36 Getting help and contacting Dell................................................................................................ 57

Contents

Before working inside your computer

NOTE: The images in this document may differ from your computer depending on the configuration you ordered.

Topics:

• Before you begin

Before you begin

1. Save and close all open files and exit all open applications.

2. Shut down your computer. Click Start > Power > Shut down.

NOTE: If you are using a different 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.

6 Before working inside your computer

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.

After working inside your computer 7

Recommended tools

The procedures in this document may require the following tools:

• Phillips screwdriver

• Plastic scribe

Recommended tools 9

Screw list

The following table provides the list of screws that are used for securing different components to the computer.

Table 1. Screw list

Component Secured to Screw type Quantity

Computer cover Chassis #6–32 UNC 1/4'' 2

Hard drive Side-chassis #6–32 UNC 1/4'' 1

Hard drive Hard-drive bracket #6–32 UNC 3.6 mm 4

ODD Side-chassis #6–32 UNC 3.6 mm 1

ODD ODD bracket M2xL2 3

Wireless card System board M2xL3.5 1

Processor fan Heat sink M6xL10 4

Front I/O-panel Chassis #6–32 UNC 1/4'' 2

System board Chassis #6–32 UNC 1/4'' 4

10 Screw list

Inside view of your computer

1. system board

2. processor fan and heat-sink assembly

3. memory module

4. I/O board

5. optical drive

6. hard-drive assembly

7. side chassis

8. wireless card

Inside view of your computer 11

System board components

1. power-button cable connector

2. coin-cell battery

3. I/O-cable connector

4. memory-module (slot 2)

5. hard-drive and optical drive power-cable connector

6. wireless-card slot

7. hard-drive data cable connector

8. optical-drive data cable connector

9. processor-fan cable connector

10. service mode jumper

11. password clear jumper

12. CMOS clear jumper

13. memory-module (slot 1)

12 System board components

16 Removing the front bezel

Removing the memory modules 19

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Dell Inspiron 3662 User manual

Dell Inspiron 3662 User manual

Dell Inspiron 3662 User manual

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