Acer Aspire 4252/4552/4552G_SG

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BIOS Flash Utility The BIOS flash memory update is required for the following conditions: • New versions of system programs • New features or options • Restore a BIOS when it becomes corrupted. DOS Flash Utility Perform the following steps to use the DOS Flash Utility: 1. Copy ZQ5v0.08.exe to a USB stick. 2. Boot to DOS mode. 3. Execute ZQ5v0.08.exe in DOS mode to begin the flash process. The system will restart automatically when finsihed. WinFlash Utility Perform the following steps to use the WinFlash Utility: 1. Double click the WinFlash executable (WinPhlash2.0.3.4), then choose “ZA8_3101.WPH “ to continue. 2. If the AC adapter is disconnected, the following message displays. 3. After 5 to 10 seconds the Flash application will launch and run automatically. 4. The system will restart automatically when the upgrade is complete. 40 Chapter 2
Remove HDD/BIOS Password Utilities This section provides you with details about removing HDD/BIOS password: Remove HDD Password: If you key in the wrong HDD password three times, an error is generated. To reset the HDD password, perform the following steps: 1. On another computer, run HDD_PW.exe. 2. Enter “hdd_pw 15494 0” 3. Chose one (1) of the generated passwords. 4. Reboot the locked computer and key in one of the passwords from number 3 above. Chapter 2 41
Page 1 and 2: Acer Aspire 4252/4552/4552G Service
Page 3 and 4: Copyright Copyright © 2010 by Acer
Page 5: Preface Before using this informati
Page 8 and 9: Table of Contents Removing the Blue
Page 10 and 11: Table of Contents X
Page 12 and 13: Graphics Aspire 4252 and 2552 • A
Page 14 and 15: Input and control • Keyboard •
Page 16 and 17: System Block Diagram 25MHz LAN BROA
Page 18 and 19: # Icon Item Description 8 Power ind
Page 20 and 21: 5 Emergency eject hole Base View No
Page 22 and 23: Touchpad Basics The following items
Page 24 and 25: Windows Keys The keyboard has two k
Page 26 and 27: Hardware Specifications and Configu
Page 28 and 29: CPU Fan True Value Table (CPU) Fan
Page 30 and 31: Memory Combinations Slot 1 Slot 2 T
Page 32 and 33: Hard Disk Drive Interface (continue
Page 34 and 35: HDMI Port Item Specification Compli
Page 36 and 37: Super-Multi Drive Module (continued
Page 38 and 39: Main Battery Item LCD Inverter (Not
Page 40 and 41: Card Reader Chipset Features Item S
Page 42 and 43: Information The Information screen
Page 44 and 45: Security The Security screen contai
Page 46 and 47: Changing a Password 1. Use the ↑
Page 48 and 49: Exit The Exit screen allows you to
Page 52 and 53: Removing BIOS Passwords: If you key
Page 54 and 55: Miscellaneous Utilities Using Boot
Page 56 and 57: 46 Chapter 2
Page 58 and 59: Pre-disassembly Instructions Before
Page 60 and 61: External Modules Disassembly Proces
Page 62 and 63: Removing the SD Dummy Card 1. See
Page 64 and 65: 5. Unlock the keyboard FPC and disc
Page 66 and 67: 4. Remove the ODD bezel by rotating
Page 68 and 69: Removing the Lower Cover 1. See “
Page 70 and 71: Removing the DIMM Modules 1. See
Page 72 and 73: 4. Detach and remove the WLAN board
Page 74 and 75: Removing the RTC Battery 1. See “
Page 76 and 77: Removing the HDD Module 1. See “R
Page 78 and 79: Removing the LCD Module 1. See “R
Page 80 and 81: Removing the Thermal Module 1. See
Page 82 and 83: Removing the CPU 1. See “Removing
Page 84 and 85: 4. Lift the mainboard away the lowe
Page 86 and 87: Removing the LCD Bezel 1. See “Re
Page 88 and 89: Removing the Camera Module 1. See
Page 90 and 91: 4. Lift the LCD panel clear of the
Page 92 and 93: Removing the WLAN Antennas 1. See
Page 94 and 95: Replacing the LVDS Cable 1. Turn th
Page 96 and 97: Removing the LCD Panel 1. Place the
Page 98 and 99: Replacing the Camera Module 1. Conn
Page 100 and 101:
4. Apply pressure along the bottom
Page 102 and 103:
Main Unit Assembly Process Replacin
Page 104 and 105:
Replacing the CPU IMPORTANT:The CPU
Page 106 and 107:
5. Connect the fan cable as shown.
Page 108 and 109:
3. Connect and lock the LVDS cable.
Page 110 and 111:
3. Connect the Bluetooth cable to t
Page 112 and 113:
Step Size Quantity Screw Type HDD M
Page 114 and 115:
Replacing the USB Board 1. Place th
Page 116 and 117:
3. Connect the two (2) antenna cabl
Page 118 and 119:
Replacing the Lower Cover 1. Place
Page 120 and 121:
3. Push the ODD module into the ODD
Page 122 and 123:
Replacing the SD dummy card 1. Inse
Page 124 and 125:
Power On Issue If the system doesn
Page 126 and 127:
Abnormal Video Display If video dis
Page 128 and 129:
Touchpad Failure If the Touchpad do
Page 130 and 131:
HDD Not Operating Correctly If the
Page 132 and 133:
a. Double-click lDE ATA/ATAPI contr
Page 134 and 135:
Wireless Function Failure If the WL
Page 136 and 137:
Intermittent Problems Intermittent
Page 138 and 139:
Code Beeps POST Routine Description
Page 140 and 141:
Code Beeps POST Routine Description
Page 142 and 143:
Bottom View 2 1 3 4 5 6 7 8 9 10 11
Page 144 and 145:
BIOS Recovery by Crisis Disk BIOS R
Page 146 and 147:
Acer Aspire 4252/4552/4552G Explode
Page 148 and 149:
Acer Aspire 4252/4552/4552G FRU Lis
Page 150 and 151:
Category Description P/N CPU/PROCES
Page 152 and 153:
LCD Category Description P/N Keyboa
Page 154 and 155:
Category Description P/N LCD BRACKE
Page 156 and 157:
Appendix A Model Definition and Con
Page 158 and 159:
Model Country Acer Part No Memory 1
Page 160 and 161:
AS4552- P541G32Mnrr AS4552- P542G25
Page 162 and 163:
Model Country Acer Part No BOM Name
Page 164 and 165:
Page 166 and 167:
AS4552G- N954G75Mnrr AS4552G- N954G
Page 168 and 169:
Model Country Acer Part No BOM Name
Page 170 and 171:
Page 172 and 173:
Vendor Type Description P/N AMDISS
Page 174 and 175:
164 Appendix B
Page 176 and 177:
166 Appendix C
Page 178:
R S T U W RTC Battery 70, 97 SD Car
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Acer Aspire 4252/4552/4552G_SG

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