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Gateway EC14D Service Guide - Page 15

System Block Diagram

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System Block Diagram LS5631P I/O Board Mobile Penym LV/ULV Dual Core uFCPGA-956 CPU - SFF Thermal Sensor EMC1402-1-ACZL CK505 Clock Generator ICS9LPRS387 LS5632P C/R Board LS5633P LED Board HDMI Conn. LCD CONN. CRT CONN. H_A#(3..35) H_D#(0..63) FSB 667/800/1066MHz 1.05V LS5634P SW Board LS5635P TP/B Board Level shift TMDS LVDS Intel Cantiga GS45 FCBGA 1363 - SFF DDR3 800MHz 1.5V Dual Channel DDR3 SO-DIMM X2 LS5636P ODD/B Board IO board USB conn x1 MINI Card x1 3G MINI Card x1 WLAN LAN ATHEROS AR8131L SIM CONN. RJ45 LAN connector DMI X4 USB conn x2 PCI-Express S-ATA Intel ICH9-M WBMMAP-569 - SFF 3.3V 48MHz USB 3.3V 24.576MHz/48Mhz HD Audio Bluetooth conn port 0 HDD connector port 1 LPC BUS ENE KB926 D3 HDA Codec ALC269X-GR CMOS Camera 1.3M Card Reader RTS5159-GR C/R board RTC CKT. CDROM connector SPEAKER Audio Jack Power On/Off CKT. DC/DC Interface CKT. Power Circuit DC/DC IO/B Conn. TP/B Conn. Speaker Conn. Touch Pad Int.KBD BIOS Chapter 1 5

Section	Page
System Specifications	11
Features	11
Operating System	11
Platform	11
System Memory	11
Display	11
Graphics	11
Storage Subsystem	12
Optical Media Drive	12
Audio	12
I/O Interface	12
Dimensions and Weight	12
Communication	13
Privacy Control	13
Power Subsystem	13
Special Keys and Controls	13
Environment	14
System Block Diagram	15
Front View	16
Left View	16
Right View	17
Bottom View	18
Keyboard Area and LCD Panel	19
Touchpad Basics	21
Using the Keyboard	22
Lock Keys and Embedded Numeric Keypad	22
Windows Keys	23
Function Keys	24
Hardware Specifications and Configurations	25
System Utilities	29
BIOS Setup Utility	29
Navigating the BIOS Utility	29
Information	30
Main	31
Security	32
Setting a Password	33
Removing a Password	33
Changing a Password	33
Boot	35
Exit	36
BIOS Flash Utility	37
DOS Flash Utility	38
WinFlash Utility	40
Remove HDD/BIOS Password Utilities	41
Miscellaneous Utilities	43
Using Boot Sequence Selector	43
Using DMITools	43
Using the LAN MAC Utility	44
Machine Disassembly and Replacement	47
Disassembly Requirements	47
General Information	48
Pre-disassembly Instructions	48
Disassembly Process	48
External Module Disassembly Process	49
External Modules Disassembly Flowchart	49
Removing the Battery Pack	50
Removing the SD Dummy Card	51
Removing the DIMM Module	52
Removing the HDD Module	53
Removing the WLAN Module	56
Removing the ODD Module	58
Main Unit Disassembly Process	61
Main Unit Disassembly Flowchart	61
Removing the Keyboard	62
Removing the Upper Cover	64
Removing the LED Board	68
Removing the Card Reader Board	70
Removing the Button Board	72
Removing the Bluetooth Module	73
Removing the Mainboard	75
Removing the Thermal Module	78
Removing the I/O Board	79
Removing the Speaker Module	80
Removing the Function Board	82
Removing the LCD Module	83
Removing the VGA Cable	85
Removing the DC Jack	86
LCD Module Disassembly Process	87
LCD Module Disassembly Flowchart	87
Removing the LCD Bezel	88
Removing the Camera Module	89
Removing the LCD Panel	90
Removing the LCD Brackets	91
Removing the LVDS/Microphone Cable	91
Removing the WLAN Antennas	92
LCD Module Reassembly Procedure	94
Replacing the WLAN Antennas	94
Replacing the LCD/Microphone Cable	95
Replacing the LCD Panel	95
Replacing the Camera Module	97
Replacing the LCD Bezel	98
Main Module Reassembly Procedure	100
Replacing the DC Jack	100
Replacing the VGA Cable	101
Replacing the LCD Module	102
Replacing the Wi-Fi Switch Board	103
Replacing the Speakers	105
Replacing the I/O Board	106
Replacing the Thermal Module	107
Replacing the Mainboard	109
Replacing the Bluetooth Module	112
Replacing the Button Board	114
Replacing the Card Reader Board	115
Replacing the LED Board	117
Replacing the Upper Cover	118
Replacing the Keyboard	122
Replacing the ODD	123
Replacing the WLAN Module	125
Replacing the Hard Disk Drive	126
Replacing the DIMM Modules	128
Replacing the Lower Covers	128
Replacing the Battery	130
Replacing the SD Dummy Card	130
Troubleshooting	131
Common Problems	131
Power On Issue	132
Computer Shutsdown Intermittently	132
No Display Issue	133
No POST or Video	133
Abnormal Video Display	134
Random Loss of BIOS Settings	134
LCD Failure	135
Built-In Keyboard Failure	135
TouchPad Failure	136
Internal Speaker Failure	136
Sound Problems	137
Internal Microphone Failure	138
[	138
Microphone Problems	138
HDD Not Operating Correctly	139
USB Failure	140
Wireless Function Failure	140
Thermal Unit Failure	141
External Mouse Failure	141
Other Failures	142
Intermittent Problems	142
Undetermined Problems	142
Post Codes	143
Jumper and Connector Locations	151
Mainboard Description	151
Top View	151
Bottom View	152
Clearing Password Check and BIOS Recovery	153
Clearing Password Check	153
Steps for Clearing BIOS Password Check	153
BIOS Recovery by Crisis Disk	155
BIOS Recovery Boot Block:	155
BIOS Recovery Hotkey:	155
Steps for BIOS Recovery from USB Storage:	155
Steps for BIOS Recovery by Crisis Disk:	155
FRU (Field Replaceable Unit) List	157
Exploded Diagrams	157
Main Assembly	157
LCD Assembly	157
FRU List	158
Screw List	168
Model Definition and Configuration	170
Test Compatible Components	173
Online Support Information	177