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Dell Inspiron 16 7635 2-in-1 Owners Manual - Page 54

Installing the heat sink

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Steps 1. In reverse sequential order (4 > 3 > 2 > 1), loosen the four captive screws that secure the heat sink to the system board. 2. Lift the heat sink off the system board. Installing the heat sink CAUTION: The information in this section is intended for authorized service technicians only. Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task NOTE: If the heat sink is replaced, use the thermal grease that is provided in the kit to ensure that thermal conductivity is achieved. The following image indicates the location of the heat sink and provides a visual representation of the installation procedure. 54 Removing and installing Field Replaceable Units (FRUs)

Section	Page
Inspiron 16 7635 2-in-1 Owner's Manual	1
Contents	3
Views of Inspiron 16 7635 2-in-1	7
Right	7
Left	7
Top	8
Front	9
Bottom	10
Service Tag	10
Modes	11
Set up your Inspiron 16 7635 2-in-1	13
Specifications of Inspiron 16 7635 2-in-1	15
Dimensions and weight	15
Processor	15
Chipset	16
Operating system	16
Memory	16
External ports	17
Internal slots	17
Wireless module	17
Audio	18
Storage	18
Media-card reader	19
Keyboard	19
Keyboard shortcuts of Inspiron 16 7635 2-in-1	20
Camera	21
Touchpad	21
Power adapter	22
Battery	22
Display	23
Fingerprint reader (optional)	24
GPU—Integrated	24
Multiple display support matrix	25
Operating and storage environment	25
Dell Support policy	25
ComfortView	25
Working inside your computer	27
Safety instructions	27
Before working inside your computer	27
Safety precautions	28
Electrostatic discharge—ESD protection	28
ESD field service kit	29
Transporting sensitive components	30
After working inside your computer	30
BitLocker	30
Recommended tools	30
Screw list	30
Major components of Inspiron 16 7635 2-in-1	32
Removing and installing Customer Replaceable Units (CRUs)	34
Base cover	34
Removing the base cover	34
Installing the base cover	36
Solid-state drive	38
Removing the M.2 2230 solid-state drive	38
Installing the M.2 2230 solid-state drive	39
Removing the M.2 2280 solid-state drive	41
Installing the M.2 2280 solid-state drive	41
Wireless card	42
Removing the wireless card	42
Installing the wireless card	43
Fan	45
Removing the fan	45
Installing the fan	45
Removing and installing Field Replaceable Units (FRUs)	47
Battery	47
Lithium-ion battery precautions	47
Removing the 4-cell battery (64 Wh)	47
Installing the 4-cell battery (64 Wh)	48
Removing the 6-cell battery (86 Wh)	49
Installing the 6-cell battery (86 Wh)	50
Coin-cell battery	51
Removing the coin-cell battery	51
Installing the coin-cell battery	52
Heat sink	53
Removing the heat sink	53
Installing the heat sink	54
I/O board	55
Removing the I/O board	55
Installing the I/O board	56
Power button	57
Removing the power button	57
Installing the power button	58
Power button with fingerprint reader	60
Removing the power button with fingerprint reader	60
Installing the power button with fingerprint reader	61
Speakers	63
Removing the speakers	63
Installing the speakers	64
Touchpad	65
Removing the touchpad	65
Installing the touchpad	66
Speaker board	68
Removing the speaker board	68
Installing the speaker board	68
Display assembly	69
Removing the display assembly	69
Installing the display assembly	71
System board	72
Removing the system board	72
Installing the system board	75
Palm-rest and keyboard assembly	77
Removing the palm-rest and keyboard assembly	77
Installing the palm-rest and keyboard assembly	78
Software	80
Operating system	80
Drivers and downloads	80
System setup	81
Entering BIOS setup program	81
Navigation keys	81
One time boot menu	81
System setup options	82
Updating the BIOS	86
Updating the BIOS in Windows	86
Updating the BIOS using the USB drive in Windows	86
Updating the BIOS from the F12 One-Time boot menu	87
System and setup password	87
Assigning a system setup password	88
Deleting or changing an existing system setup password	88
Clearing CMOS settings	89
Clearing BIOS (System Setup) and System passwords	89
Troubleshooting	90
Handling swollen Lithium-ion batteries	90
Locate the Service Tag or Express Service Code of your Dell computer	90
Dell SupportAssist Pre-boot System Performance Check diagnostics	91
Running the SupportAssist Pre-Boot System Performance Check	91
Built-in self-test (BIST)	91
M-BIST	91
LCD Power rail test (L-BIST)	92
LCD Built-in Self Test (BIST)	92
System-diagnostic lights	93
Recovering the operating system	95
Real-Time Clock (RTC Reset)	95
Backup media and recovery options	95
WiFi power cycle	95
Drain residual flea power (perform hard reset)	96

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Steps

In reverse sequential order (4 > 3 > 2 > 1), loosen the four captive screws that secure the heat sink to the system board.

Lift the heat sink off the system board.

Installing the heat sink

CAUTION:

The information in this section is intended for authorized service technicians only.

Prerequisites

If you are replacing a component, remove the existing component before performing the installation process.

About this task

NOTE:

If the heat sink is replaced, use the thermal grease that is provided in the kit to ensure that thermal conductivity is

achieved.

The following image indicates the location of the heat sink and provides a visual representation of the installation procedure.

Removing and installing Field Replaceable Units (FRUs)