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Gateway EC14 Service Guide - Page 148

Mainboard Bottom View, BOTTOM SIDE

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Mainboard Bottom View BOTTOM SIDE CN10: DDR2 DIMM2 CN12: DDR2 DIMM1 CN9: HDD connector CN15: CRT board connector U18: CPU CN11: Mini Card For WLAN CN13: Mini Card For 3G card U17: NB GS45 CN16: FAN CN14: RTC U19: SB ICH9M Item CN10 CN12 U18 U17 CN16 Description DDR2 DIMM2 DDR2 DIMM1 CPU NB GS45 Fan Item CN14 U19 CN13 CN11 CN9 Description RTC SB ICH9M Mini Card Mini Card (WLAN) HDD 138 Chapter 5

Section	Page
System Specifications	11
Features	11
System Block Diagram	14
Your Notebook Tour	15
LCD View	15
Top View	15
Closed Front View	16
Left View	17
Right View	17
Base View	18
Rear View	18
Indicators	19
TouchPad Basics	20
Using the Keyboard	21
Lock Keys and embedded numeric keypad	21
Windows Keys	22
Hot Keys	23
Special Keys	24
Hardware Specifications and Configurations	25
System Utilities	35
BIOS Setup Utility	35
Navigating the BIOS Utility	35
Information	36
Main	37
Security	38
Boot	41
Exit	42
BIOS Flash Utility	43
DOS Flash Utility	44
WinFlash Utility	45
Remove HDD/BIOS Password Utilities	46
Removing BIOS Passwords:	47
Miscellaneous Utilities	48
Machine Disassembly and Replacement	51
Disassembly Requirements	51
Related Information	51
Replacement Requirements	51
Pre-disassembly Instructions	52
Disassembly Process	53
External Module Disassembly Process	54
External Modules Disassembly Flowchart	54
Removing the Battery Pack	55
Removing the Dummy Card	56
Removing the Hard Disk Drive Module	57
Removing the DIMM Module	59
Removing the WLAN Module	61
Main Unit Disassembly Process	63
Main Unit Disassembly Flowchart	63
Removing the Keyboard	65
Removing the Upper Cover	67
Removing the Button Board	69
Removing the LCD Module	72
Removing the LED Board	74
Removing the Bluetooth Module	76
Removing the I/O Board	77
Removing the Mainboard	79
Removing the CRT Board	81
Removing the Thermal Module	82
Removing the RTC Battery	83
Removing the Speaker Modules	84
LCD Module Disassembly Process	85
LCD Module Disassembly Flowchart	85
Removing the LCD Bezel	86
Removing the Camera Board	87
Removing the LCD Panel	88
Removing the LCD Brackets	90
Removing the FPC Cable	91
Removing the Antennas	92
LCD Reassembly Procedure	94
Replacing the Antennas	94
Replacing the FPC Cable	96
Replacing the LCD Brackets	97
Replacing the LCD Panel	98
Replacing the Camera Board	100
Replacing the LCD Bezel	101
Main Unit Reassembly Process	103
Replacing the Speaker Modules	103
Replacing the RTC Battery	104
Replacing the Thermal Module	105
Replacing the CRT Board	106
Replacing the Main Board	107
Replacing the I/O Card	109
Replacing the Bluetooth Module	111
Replacing the LED Board	112
Replacing the LCD Module	114
Replacing the Button Board	117
Replacing the Upper Cover	120
Replacing the Keyboard	122
Replacing the Wireless LAN Module	123
Replacing the DIMM Module	125
Replacing the Hard Disk Drive	126
Replacing the Battery	128
Replace the Dummy Card	129
Troubleshooting	131
Common Problems	131
Power On Issue	132
No Display Issue	133
Random Loss of BIOS Settings	134
LCD Failure	135
Built-In Keyboard Failure	136
TouchPad Failure	137
Internal Speaker Failure	138
Internal Microphone Failure	139
HDD Not Operating Correctly	140
USB Failure (Right up/down side)	141
Other Failures	141
Intermittent Problems	142
Undetermined Problems	142
POST Code Reference Tables	143
Jumper and Connector Locations	147
Mainboard Top View	147
Mainboard Bottom View	148
Clearing Password Check and BIOS Recovery	149
Mainboard CMOS Discharge	149
BIOS Recovery by Crisis Disk	150
FRU (Field Replaceable Unit) List	151
Gateway EC18/EC14 Exploded Diagrams	151
Main Assembly	152
LCD Assembly	154
Screw List	160
Model Definition and Configuration	161
Test Compatible Components	165