Aspire One D255 Series_SG - Acer Support

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DDR3 Thermal Sensor EMC1402 MINI Card x1 3G Power ON/OFF DC IN BATT IN CHARGER WLAN DC/DC Interface 3VALW/5VALW 1.5VP/VCCP 0.89VP/1.8VP 0.75VS CPU_CORE CRT Conn LCD Conn. 10/100 Ethernet AR8152 Transfermer RJ45 PCI-Express RGB LVDS TPM Int.KBD LPC BUS Light Sensor DMI X2 mode GEN1 Pineview FCBGA 559 22x22mm Tigerpoint PCBGA360 17x17mm ENE KBC KB926 Touch Pad 6 Chapter 1 LPC BUS SPI Memory BUS(DDRIII) SPI ROM 1.5V DDRIII 667 SATA Clock Generator CK505 HDD AMP & INT Speaker DDRIII-SO-DIMM USB HDA Aralia Codec ALC272 INT MIC HeadPhone & MIC Jack USB Port x2(L) BlueTooth CMOS CAM 3G USB Port x1(R) Card Reader ENE6252 SD/MMC/MS CONN
Your Notebook Tour Top View Top view 1 2 3 4 5 6 No. Component Icon Description 1 Microphone Internal microphone for sound recording. 2 Display screen Also called Liquid-Crystal Display (LCD), displays computer output (configuration may vary by model). 3 Power button Turns the computer on and off. 4 Keyboard For entering data into your computer. 5 Touchpad Touch-sensitive pointing device which functions like a computer mouse. 6 Status indicators Light-Emitting Diodes (LED) that light up to show the status of the computer's functions and components. 7 Click buttons (left, and right) The left and right buttons function like the left and right mouse buttons. 8 Palmrest Comfortable support area for your hands when you use the computer. 9 <strong>Acer</strong> Crystal Eye webcam Web camera for video communication. NOTE: The front panel indicators are visible even when the computer cover is closed. Chapter 1 7 9 8 7
Page 1 and 2: Aspire One D255 Series Service Guid
Page 3 and 4: Copyright Copyright © 2010 by Acer
Page 5: Preface Before using this informati
Page 8 and 9: Table of Contents VIII Removing the
Page 10 and 11: Table of Contents X
Page 12 and 13: Color options Display • Aquamarin
Page 14 and 15: Software • Productivity • Acer
Page 18 and 19: Closed Front View # Component Icon
Page 20 and 21: Bottom View 1 2 # Component Icon De
Page 22 and 23: Using the Keyboard The Acer Aspire
Page 24 and 25: Hot Keys The computer employs hotke
Page 26 and 27: Hardware Specifications and Configu
Page 28 and 29: Video Interface Item Specification
Page 30 and 31: Hard Disk Drive Interface Vendor &
Page 32 and 33: LCD Display Supported Resolution Re
Page 34 and 35: I/O Ports Item Specification I/O su
Page 36 and 37: 26 Chapter 1
Page 38 and 39: Information The Information screen
Page 40 and 41: Security The Security screen contai
Page 42 and 43: Changing a Password 1. Use the ↑
Page 44 and 45: Exit The Exit screen allows you to
Page 46 and 47: DOS Flash Utility Perform the follo
Page 48 and 49: WinFlash Utility Perform the follow
Page 50 and 51: Removing BIOS Passwords: To clear t
Page 52 and 53: Example 1: Read DMI Information fro
Page 54 and 55: Creating a USB Flash Crisis Disk 1.
Page 56 and 57: General Information Pre-disassembly
Page 58 and 59: Removing the Battery Pack 1. Turn c
Page 60 and 61: Removing the 3G Card 1. See “Remo
Page 62 and 63: 5. Unlock the FPC. 6. Remove the FP
Page 64 and 65: 4. Turn the computer over and remov
Page 66 and 67:
5. Remove the four (4) screws, two
Page 68 and 69:
4. Remove the 3G module from the 3G
Page 70 and 71:
Main Unit Disassembly Process Main
Page 72 and 73:
4. Remove the four (4) remaining sc
Page 74 and 75:
8. Use a plastic tool to unlock the
Page 76 and 77:
5. Remove the two (2) screws securi
Page 78 and 79:
Removing the Bluetooth Module 1. Se
Page 81 and 82:
5. Remove the four (4) screws from
Page 83:
5. Disconnect the DC-In cable from
Page 87 and 88:
NOTE: Circuit boards >10 cm² have
Page 90 and 91:
8. Remove the LCD module from the c
Page 92 and 93:
Removing the LCD Bezel 1. See “Re
Page 94 and 95:
Removing the LCD Panel 1. CAUTION:
Page 96 and 97:
7. Remove the camera cable from the
Page 98 and 99:
Removing the LCD Brackets 1. See
Page 100 and 101:
5. Remove the left 3G antenna. 6. R
Page 102 and 103:
4. Replace the adhesive foam paddin
Page 104 and 105:
Replacing Microphone Module 1. Adhe
Page 106 and 107:
3. Place the LCD panel onto the LCD
Page 108 and 109:
2. Press down around the entire per
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3. Place the right antenna cables u
Page 112 and 113:
Replacing the Thermal Module IMPORT
Page 114 and 115:
3. Replace the two (2) screws to se
Page 116 and 117:
9. Adhere the LVDS cable to the adh
Page 118 and 119:
Replacing the RTC Battery 1. Place
Page 120 and 121:
Replacing the Button Board 1. Place
Page 122 and 123:
Replacing the Upper Cover 1. Place
Page 124 and 125:
5. Connect and lock the LED FFC to
Page 126 and 127:
Replacing the 3G Module 1. Push the
Page 128 and 129:
4. Push the HDD module forward to e
Page 130 and 131:
2. Secure the lower cover to the ch
Page 132 and 133:
Replacing the SD Dummy Card 1. Inse
Page 134 and 135:
124 Chapter 3
Page 136 and 137:
Power On Issue If the system doesn
Page 138 and 139:
Abnormal Video Display If video dis
Page 140 and 141:
Touch Pad Failure If the TouchPad d
Page 142 and 143:
Internal Microphone Failure If the
Page 144 and 145:
USB Failure If the USB fails, perfo
Page 146 and 147:
Cosmetic Failure If an external com
Page 148 and 149:
13. If the Issue is still not resol
Page 150 and 151:
Post Codes Sec: These tables descri
Page 152 and 153:
Each PEIM entry point used in 80_PO
Page 154 and 155:
Code Description 0x72 MONITER_KEY 0
Page 156 and 157:
146 Chapter 4
Page 158 and 159:
Mainboard Bottom View (DDR3 Model)
Page 160 and 161:
BIOS Recovery by Crisis Disk BIOS R
Page 162 and 163:
Exploded Diagrams Main Assembly 1 2
Page 164 and 165:
Logic Upper Assembly 1 2 No. Descri
Page 166 and 167:
Aspire D255 FRU List Category ADAPT
Page 168 and 169:
Category Description P/N LOWER CASE
Page 170 and 171:
Category Description P/N Keyboard A
Page 173 and 174:
Category Description P/N ANTENNA WL
Page 175 and 176:
Category Description P/N LCD BEZEL
Page 177 and 178:
Category Description P/N LCD BRACKE
Page 179 and 180:
Category Description P/N ANTENNA 3G
Page 181 and 182:
Category Description P/N LED LCD AU
Page 183 and 184:
MAINBOARD Category Description P/N
Page 185 and 186:
Category Description P/N LCD GASKET
Page 187 and 188:
Model Definition and Configuration
Page 189 and 190:
Model RO Country Acer Part No Descr
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Model Country Acer Part No BOM Name
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Page 235 and 236:
Model Country Acer Part No Memory 1
Page 237 and 238:
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Page 253 and 254:
Model Country Acer Part No Wireless
Page 255 and 256:
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Page 265 and 266:
Test Compatible Components Microsof
Page 267 and 268:
Vendor Type Description P/N WD N320
Page 269 and 270:
Online Support Information Appendix
Page 271 and 272:
A B C D E F Antennas Removing 89 Ba
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Aspire One D255 Series_SG - Acer Support

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