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Acer Aspire 5740G Acer Aspire 5740, Aspire 5740G Notebook Series Service Guide - Page 27

Video, System Board Major Chips, Keyboard, Battery, LCD 15.6 inches - bluetooth not working

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Video Item Chipset Memory size System Board Major Chips Item PCH MODEM Bluetooth Wireless 802.11 b/g/n 5 in 1 Card Reader Audio Codec Keyboard Item Keyboard controller Total number of keypads Windows logo key Internal & external keyboard work simultaneously Battery Item Vendor Battery Type Pack capacity Number of battery cell Package configuration Specification UMA AMD PARK_XT 40nm 29mm*29mm M2 package AMD MADISON_PRO 40nm 29mm*29mm M2 package 1 GB DDR3 Controller IC PCH HM55 QMNT MM#904529 B3 Foxconn Delphi-AM5 V2H 1.5_3.3V AUS T60M951.36 Lite-On Conexant -Unizion1.5_3.3V AUS B85247600G Foxconn Bluetooth BCM2046 V2.11 Foxconn Atheros XB63 QMI Atheros HB93 1X2 BGN HM EM306 Foxconn 802.11BGN BCM 43225 BGN AU6433 Realtek ALC272 Specification NPCE781B 103-/104-/107-key keyboard Yes Plug USB keyboard to the USB port directly: Yes Specification Panasonic/Sony/Sanyo/Simplo Li-ion 6-cell 4400mAh 6 3 cells in series, 2 series in parallel/ LCD 15.6" inches Item Vendor & model name Screen Diagonal (mm) Display resolution (pixels) Pixel Pitch Pixel Arrangement AUO/CMO/LG/Samsung 15.6 inches 15.6" WXGA Glare 0.204 x 0.204 R.G.B. Vertical Stripe Specification Chapter 1 19

Section	Page
Features	9
Dimension and weight	11
System Block Diagram	12
Your Acer Notebook tour	13
Closed front view	14
Rear view	15
Left view	15
Right view	16
Base view	17
Indicators	18
Easy-Launch Buttons	18
Touchpad basics (with two-click buttons)	18
Using the Keyboard	19
Lock Keys and embedded numeric keypad	19
Windows Keys	20
Hot Keys	21
Special Key (only for certain models)	21
Hardware Specifications and Configurations	22
BIOS Setup Utility	29
Navigating the BIOS Utility	30
Information	31
Main	32
Security	34
Boot	37
Exit	38
BIOS Flash Utility	39
Remove HDD Password	40
Disassembly Requirements	41
General Information	42
Pre-disassembly Instructions	42
Disassembly Process	42
External Module Disassembly Process	43
External Modules Disassembly Flowchart	43
Removing the Battery Pack	44
Removing the SD Dummy Card	45
Removing the DIMM Module	46
Removing the Back Cover	47
Removing the Hard Disk Drive Module	48
Removing the WLAN Modules	51
Removing the Optical Drive Module	52
Main Unit Disassembly Process	54
Main Unit Disassembly Flowchart	54
Removing the Middle Cover	55
Removing the Keyboard	57
Removing the LCD Module	58
Separating the Upper Case from the Lower Case	61
Removing the Touchpad and Touchpad Button Boards	65
Removing the Left Speaker Module	68
Removing the USB Board Module	69
Removing the Modem Module	71
Removing the Bluetooth Module	72
Removing the Right Speaker Module	74
Removing the Main Board	76
Removing the Heatsink Module	78
Removing the CPU	80
LCD Module Disassembly Process	82
LCD Module Disassembly Flowchart	82
Removing the LCD Bezel	83
Removing the LCD panel with the Brackets	84
Removing the LCD Brackets	86
Removing the FPC Cable	87
Removing the Antennas	88
Removing the Web Camera	90
System Check Procedures	92
External Diskette Drive Check	92
External CD-ROM Drive Check	92
Keyboard or Auxiliary Input Device Check	92
Memory Check	93
Power System Check	93
Touchpad Check	94
Power-On Self-Test (POST) Error Message	94
Index of Error Messages	95
Phoenix BIOS Beep Codes	98
Index of Symptom-to-FRU Error Message	103
Intermittent Problems	107
Undetermined Problems	108
Main Board	109
Clearing Password Check and BIOS Recovery	111
Clearing Password Check	111
BIOS Recovery by Crisis Disk	112
Exploded Diagram	118
FRU List	119
Model Definition and Configuration	126
Aspire 5740/5740D/5340	127
Hardware Device Tests	160
Online Support Information	163

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