Dell XPS 27 7760 XPS 27 Service Manual - Page 10

Removing the system board

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113

Prerequisites

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113

Procedure

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114

Replacing the system board

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117

Procedure

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117

Post-requisites

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117

Removing the display assembly

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119

Prerequisites

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119

Procedure

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120

Replacing the display assembly

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121

Procedure

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121

Post-requisites

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121

Removing the middle frame

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123

Prerequisites

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123

Procedure

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124

Replacing the middle frame

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126

Procedure

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126

Post-requisites

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126

Removing the speaker bezel

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128

Prerequisites

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128

Procedure

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129

Replacing the speaker bezel

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130

Procedure

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130

Post-requisites

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130

10

Dell XPS 27 7760 XPS 27 Service Manual - Page 10

Replacing the middle frame, Removing the speaker bezel

Page 10 highlights

Section	Page
XPS 27 Service Manual	3
Before working inside your computer	12
Before you begin	12
Safety instructions	12
Recommended tools	13
Screw list	14
After working inside your computer	16
Technical overview	17
Inside view of your computer (touch screen)	17
Inside view of your computer (non-touch screen)	19
System Board Components	20
Removing the USB dongle-bay cover	22
Procedure	22
Replacing the USB dongle-bay cover	23
Procedure	23
Removing the back cover	24
Prerequisites	24
Procedure (touch screen)	24
Procedure (non-touch screen)	26
Replacing the back cover	28
Procedure	28
Post-requisites	28
Removing the memory modules	29
Prerequisites	29
Procedure	29
Replacing the memory modules	31
Procedure	31
Post-requisites	31
Removing the hard drive	32
Prerequisites	32
Procedure	32
Replacing the hard drive	35
Procedure	35
Post-requisites	35
Removing the system-board shield	36
Prerequisites	36
Procedure	36
Replacing the system-board shield	38
Procedure	38
Post-requisites	38
Removing the memory fan	39
Prerequisites	39
Procedure	39
Replacing the memory fan	41
Procedure	41
Post-requisites	41
Removing the processor heat-sink	42
Prerequisites	42
Procedure for computers with integrated graphics	42
Procedure for computers with discrete graphics	43
Replacing the processor heat-sink	45
Procedure	45
Post-requisites	45
Removing the processor	46
Prerequisites	46
Procedure	46
Replacing the processor	48
Procedure	48
Post-requisites	49
Removing the coin-cell battery	50
Prerequisites	50
Procedure	51
Replacing the coin-cell battery	52
Procedure	52
Post-requisites	52
Removing the solid-state drive	53
Prerequisites	53
Procedure	53
Replacing the solid-state drive	55
Procedure	55
Post-requisites	55
Removing the wireless card	56
Prerequisites	56
Procedure	56
Replacing the wireless card	58
Procedure	58
Post-requisites	59
Removing the stand	60
Prerequisites	60
Procedure	60
Replacing the stand	62
Procedure	62
Post-requisites	62
Removing the chassis fan	63
Prerequisites	63
Procedure	63
Replacing the chassis fan	66
Procedure	66
Post-requisites	66
Removing the power-supply unit	67
Prerequisites	67
Procedure	67
Replacing the power-supply unit	70
Procedure	70
Post-requisites	70
Removing the inner frame	71
Prerequisites	71
Procedure	72
Replacing the inner frame	74
Procedure	74
Post-requisites	74
Removing the display built-in self test button board	75
Prerequisites	75
Procedure	75
Replacing the display built-in self test button board	77
Procedure	77
Post-requisites	77
Removing the microphones	78
Prerequisites	78
Procedure	78
Replacing the microphones	80
Procedure	80
Post-requisites	80
Removing the I/O panel	81
Prerequisites	81
Procedure	81
Replacing the I/O panel	83
Procedure	83
Post-requisites	83
Removing the USB-dongle port	84
Prerequisites	84
Procedure	85
Replacing the USB-dongle port	87
Procedure	87
Post-requisites	87
Removing the diagnostic light and button board	88
Prerequisites	88
Procedure	89
Replacing the diagnostic light and button board	92
Procedure	92
Post-requisites	92
Removing the hard-drive cage	93
Prerequisites	93
Procedure	93
Replacing the hard-drive cage	96
Procedure	96
Post-requisites	96
Removing the converter board	97
Prerequisites	97
Procedure	97
Replacing the converter board	100
Procedure	100
Post-requisites	100
Removing the speakers	101
Prerequisites	101
Procedure	101
Replacing the speakers	103
Procedure	103
Post-requisites	103
Removing the power-button board	104
Prerequisites	104
Procedure	104
Replacing the power-button board	106
Procedure	106
Post-requisites	106
Removing the media-card reader	107
Prerequisites	107
Procedure	107
Replacing the media-card reader	109
Procedure	109
Post-requisites	109
Removing the camera	110
Prerequisites	110
Procedure	110
Replacing the camera	112
Procedure	112
Post-requisites	112
Removing the system board	113
Prerequisites	113
Procedure	114
Replacing the system board	117
Procedure	117
Post-requisites	117
Removing the display assembly	119
Prerequisites	119
Procedure	120
Replacing the display assembly	121
Procedure	121
Post-requisites	121
Removing the middle frame	123
Prerequisites	123
Procedure	124
Replacing the middle frame	126
Procedure	126
Post-requisites	126
Removing the speaker bezel	128
Prerequisites	128
Procedure	129
Replacing the speaker bezel	130
Procedure	130
Post-requisites	130
Removing the display panel	132
Prerequisites	132
Procedure	133
Replacing the display panel	134
Procedure	134
Post-requisites	137
BIOS setup program	139
BIOS overview	139
Entering the BIOS setup program	139
Clearing forgotten passwords	139
Prerequisites	140
Procedure	140
Post-requisites	141
Clearing CMOS settings	141
Prerequisites	141
Procedure	141
Post-requisites	142
Flashing the BIOS	143
System diagnostic lights	144
Getting help and contacting Dell	146
Self-help resources	146