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Acer Aspire 4750Z Acer Aspire 4350, 4750, 4750G, 4750Z Service Guide - Page 120

JE40_HR MB 12PGS/HY9/1G NON3G 10267-1M D

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Category MEMORY SCREWS Description JE40_HR MB 12PGS/HY8/1G NON3G 10267-1M D JE40_HR MB 12PGS/HY9/1G NON3G 10267-1M D Part Number MB.RC901.001 MB.RC901.001 JE40_HR MB 12PGS/HY8/2G NON3G 1M D MB.RCA01.001 SODIMM 1G ACR128X64D3S1333C9 SODIMM 1G M471B2873FHS-CH9 SODIMM 1G AD73I1A0873EU DDR3 1333MHZ SODIMM 1G GU672203EP0200 SODIMM 2G NT2GC64B88B0NS-CG SODIMM 2G ACR256X64D3S1333C9 SODIMM 2G EBJ21UE8BFU0-DJ-F SODIMM 2G M471B5773CHS-CH9 SODIMM 2G AD73I1B1674EU DDR3 1333MHZ SODIMM 2G HMT325S6BFR8C-H9N0 SODIMM 4G M471B5273BH1-CF8 SODIMM 4G EBJ41UF8BAS0-DJ-F SODIMM 4G M471B5273CH0-CH9 M2*L3 BLACK ZN SCREW M3x4(86.9A524.4R0) ISO M2.5X6(H=0.7~0.8MM) M2.5*L5 BLACK ZN+NYLOK SCRW M2.5X4L NI NYLOK KN.1GB07.004 KN.1GB0B.035 KN.1GB0C.009 KN.1GB0H.017 KN.2GB03.021 KN.2GB07.004 KN.2GB09.009 KN.2GB0B.026 KN.2GB0C.006 KN.2GB0G.018 KN.4GB0B.007 KN.4GB09.001 KN.4GB0B.010 86.FR901.001 86.9A524.4R0 86.00E12.536 86.TK501.001 86.00H36.534 112 Chapter 6

Section	Page
System Specifications	9
Features	9
System Block Diagram	12
Your Acer Notebook tour	13
Top view	13
Hotkeys	14
Closed front view	15
Rear view	15
Left view	15
Right view	17
Base view	17
Hardware Specifications and Configurations	19
System Utilities	27
BIOS Setup Utility	27
Navigating the BIOS Utility	28
Information	29
Main	30
Security	32
Boot	36
Exit	37
BIOS Flash Utility	38
Remove HDD Password	39
Machine Disassembly and Replacement	41
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 Optical Drive Module	45
Removing the Back Cover	46
Removing the Hard Disk Drive Module	47
Removing the Wireless LAN Card	48
Removing the DIMM Module	50
Main Unit Disassembly Process	51
Main Unit Disassembly Flowchart	51
Removing the Keyboard	52
Separating the Upper Case from the Lower Case	53
Removing the Touchpad Boards	55
Removing the Left and Right Speakers	57
Removing the Power Button Board	59
Removing the Bluetooth Module	60
Removing the RTC Battery	61
Removing the USB Board	62
Removing the Main Board	63
Removing the Heatsink Module	66
Removing the CPU	68
Removing the LCD Module	69
LCD Module Disassembly Process	72
LCD Module Disassembly Flowchart	72
Removing the LCD Bezel	73
Removing the LCD panel with the Brackets	74
Removing the LCD Brackets	78
Removing the FPC Cable	79
Removing the Web Camera	80
Removing the Microphone	82
Removing the Antennas	82
Troubleshooting	85
System Check Procedures	86
External Diskette Drive Check	86
External Optical Disk Drive Check	86
Keyboard or Auxiliary Input Device Check	86
Memory Check	87
Power System Check	87
Touchpad Check	88
Power-On Self-Test (POST) Error Message	88
Index of Error Messages	89
Phoenix BIOS Beep Codes	93
Index of Symptom-to-FRU Error Message	97
Intermittent Problems	100
Undetermined Problems	100
Connector Locations	101
Main Board	101
Clearing Password Check and BIOS Recovery	104
Clearing Password Check	104
BIOS Recovery by Crisis Disk	105
FRU (Field Replaceable Unit) List	107
Exploded Diagram	108
Model Definition and Configuration	121
Aspire 4750/4750G Series	122
Hardware Device Tests	144
Online Support Information	147

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