Aspire 8943G Series_SG - Acer Support

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System Block Diagram Note: HM55 does not support USB 6 & 7 HM55 does not support SATA 2 & 3 USB Port x 5 USB 1, 3, 11, 12 CCD USB 8 X'TAL 14.318MHz CLOCK GENERATOR SELGO: SLG8SP595V DDR III eSATA Conn. eSATA Buffer USB 9 (Debug) Bluetooth USB 4 FingerPrint USB 2 Front Stereo Amp (G1453L/ 2W+2W) Front Speaker (Debug) Center Mono Amp (G1442/ 2W) Center Speaker Rear Audio Amp & Head phone AN12947A Speaker P3 SO-DIMM 0 SO-DIMM 1 SO-DIMM 2 SO-DIMM 3 HDD (SATA) *2 ODD (SATA) Audio CODEC ALC669X Sub-Amplifier (TPA311D1) S/PDIF SUBWOOFER BCLK: 133MHz PEG_CLK: 100MHz DPLL_REF_SSCLK: 120MHz Dual Channel 800/ 1066 MHz 800 MT/s 1066 MT/s Line in SATA0 SATA5 SATA1 SATA4 USB 2.0 Azalia DDR SYSTEM MEMORY [Arrandale Only] MIC Jack FDI SATA 3.0 GT/s USB HDA SPI SPI ROM FDI Int. D-MIC intel Arrandale (SG) Clarksfield (Discrete) rPGA 989 (37.5mm X 37.5mm) intel DMI DMI Ibex Peak_M mBGA 676 (27mm X 25mm) X4 DMI interface EC (WPC781) SPI ROM Touch Pad K/B COON. 6 Chapter 1 * LPC PCI-E X16 Graphics Interfaces PCI-E RTC P9 PCIE 2.5GT/s INT_CRT INT_LVDS PCI-Express 2.5GT/s X'TAL 32.768KHz Fan Driver (PWM Type) AMD GPU Broadway-Pro / Madison-Pro 1GB * (64Mb x 32 IO x 8 pcs) 4MB x1 (Basic ME+Braidwood) X'TAL 32.768KHz CIR * * [Arrandale Only] [Arrandale Only] IEEE1394 & Media Cardreader OZ888 IEEE1394a connector HDMI CRT LVDS X'TAL 27.0MHz PCIE-5 CLKOUT_PCIE2 Card Reader Connector X'TAL 24.576MHz GPU CORE PWR ISL6264 GPU IO PWR ISL62827 DISCHARGER +3V,+ 5V,+1.5V,+1.05V,+1.1V_VTT +1.0V/+1.8V RT9018A + TPS54418 CPU VGFX_AXG ISL62881 THERMAL PROTECTION LVDS_CRT Switch Grapgics PCIE-6 Atheros Giga-LAN AR8151 PCIE-1 & 2 Transformer Daughter Board RJ45 Connector Daughter Board CRT CHARGER ISL88731 3/5V SYS PWR RT8206 CPU CORE PWR ISL62882 VTT 1.05V UP61111AQDD DDR3 PWR RT8207A HDMI LVDS CLKOUT_PEG_1&3 CLKOUT_PEG_B CPU VTT UP61111AQDD X'TAL 25MHz ARD: 1.05V CFD: 1.1V Mini Card WLAN / TV USB 10 & 13
Notebook Tour This section provides an overview of the features and functions of the notebook. Top View # Icon Item Description 1 Acer Crystal Eye webcam Web camera for video communication. (only for certain models) 2 Display screen Also called Liquid-Crystal Display (LCD), displays computer output (configuration may vary by model). 3 Arcade key Launches InstantOn Arcade. P 1 2 3 4 5 6 7 8 P key / Acer PowerSmart key Programmable key (configuration may vary by model). / Puts your computer into power-saving mode (configuration may vary by model). 4 Keyboard For entering data into your computer 5 Microphone Internal microphone for recording sound. Chapter 1 7 13 12 11 10 9
Page 1 and 2: Aspire 8943G Series Service Guide S
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: TV Tuner Graphics • Digital TV-tu
Page 14 and 15: Privacy control • Acer Bio-Protec
Page 18 and 19: # Icon Item Description 6 Touchpad/
Page 20 and 21: Right View # Icon Item Description
Page 22 and 23: TouchPad Basics The following items
Page 24 and 25: Windows Keys The keyboard has two k
Page 26 and 27: Special Keys On models that support
Page 28 and 29: Core Logic Specifications Item Spec
Page 30 and 31: VRAM Item Specification Chipset AMD
Page 32 and 33: BIOS Item Specification BIOS vendor
Page 34 and 35: Bluetooth Bluetooth Controller Item
Page 36 and 37: I/O Ports Item Specification I/O su
Page 38 and 39: AC Adapter Item Specification Input
Page 40 and 41: 30 Chapter 1
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 50 and 51: 4. In flash BIOS, the message Pleas
Page 52 and 53: Removing BIOS Passwords: If you key
Page 54 and 55: 3. Enter the required key number of
Page 56 and 57: Pre-disassembly Instructions Before
Page 58 and 59: External Module Disassembly Process
Page 60 and 61: Removing the Battery Pack 1. Turn t
Page 62 and 63: Removing the Base Door 1. See “Re
Page 64 and 65: 4. Pull the tab horizontally to sli
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Removing the WLAN Module 1. See “
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3. Remove the one (1) screw. Ensure
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4. Remove two (2) screws from the H
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4. Remove the two (2) screws from t
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4. Carefully flip the keyboard over
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Step Screw Quantity Part No. Therma
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7. Disconnect the Bluetooth cable (
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12. Remove the LCD module from the
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Removing the Bluetooth Module 1. Se
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Removing the Mainboard to Touchpad
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4. Unlock the connector securing th
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4. Unlock the connector and disconn
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3. Peel the cable off the adhesive.
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3. Peel the cable off the adhesive.
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Removing the Mainboard 1. See “Re
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Removing the RTC Battery 1. See “
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Removing the CPU 1. See “Removing
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Removing the Subwoofer and Back Spe
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6. Remove two (2) screws from the s
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Removing the DC-In Cable Assembly 1
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4. Lift the speaker from the lower
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LCD Module Disassembly Process IMPO
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3. Insert a plastic pry to separate
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3. Pry the bezel away starting at t
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Removing the LCD Panel 1. See “Re
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8. Remove the adhesive tape securin
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3. Remove the two (2) securing scre
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4. Lift the power board clear of th
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3. Replace the two (2) screws to se
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4. Secure the arcade board cable to
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6. Replace six (6) screws on the LC
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Replacing the Camera Board 1. Place
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3. Replace six (6) screws on the gl
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Main Unit Reassembly Process Replac
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Replacing the TV Tuner Cable Assemb
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3. Run the cable in the cable chann
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6. Complete the assembly by running
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Replacing the CPU IMPORTANT: The CP
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4. Replace the five (5) non-captive
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Replacing the USB Board 1. Place th
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Replacing the LAN Board 1. Place th
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Replacing the Finger Print Board 1.
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6. Feed the end of the cable throug
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5. Use a strip of adhesive tape to
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Replacing the Bluetooth Module 1. C
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Replacing the Microphone Cable 1. P
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3. Place the LCD module on the chas
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7. Replace the thirteen (13) screws
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12. Adhere the LVDS cable to the up
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3. Replace the keyboard by first li
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4. Push the ODD completely into the
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4. Grasp the tab and slide the HDD
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Replacing the TV Tuner Module 1. In
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3. Connect the WLAN antenna cables.
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4. Grasp the tab and slide the HDD
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Replacing the Battery 1. Hold the r
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Power On Issue If the system doesn
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6. If the computer boots correctly,
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Built-In Keyboard Failure If the bu
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Internal Speaker Failure If the int
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4. Right-click on the microphone an
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Intermittent Problems Intermittent
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Functionality Name (Include\ PostCo
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Functionality Name (Include\ PostCo
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188 Chapter 4
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Mainboard Bottom View PJ2: DC-IN Co
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BIOS Recovery by Crisis Disk BIOS R
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LCD Assembly 1 2 3 4 Item Descripti
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CABLE CATEGORY Acer Description Ace
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CATEGORY Acer Description AcerPN CP
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KEYBOARD CATEGORY Acer Description
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CATEGORY Acer Description AcerPN DV
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CATEGORY Acer Description AcerPN AS
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MEMORY HEATSINK CATEGORY Acer Descr
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208 Chapter 6
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Model AS8943G- 728G1.28T Wn AS8943G
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Model AS8943G- 724G1TMn AS8943G- 72
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Model AS8943G- 724G1TMn AS8943G- 72
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Model AS8943G- 728G1.28T Bn AS8943G
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Model AS8943G- 728G1.28T Bn AS8943G
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Model AS8943G- 728G1TBn AS8943G- 72
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Model AS8943G- 728G64Bn AS8943G- 72
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Model AS8943G- 724G64Mn AS8943G- 72
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Model Country Acer P/N BOM Name CPU
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258 Appendix A AS8943G- 724G1TMn Be
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262 Appendix A AS8943G- 724G64Mn Ea
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264 Appendix A AS8943G- 724G64Mn Mi
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266 Appendix A AS8943G- 724G64W n C
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268 Appendix A AS8943G- 728G1.28 TB
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270 Appendix A AS8943G- 728G1TBn Au
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272 Appendix A AS8943G- 728G1TBn Se
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274 Appendix A AS8943G- 728G64Bn Gr
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Model Country Acer P/N VRAM 1 AS894
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Model Country AS8943G- 434G1TBn AS8
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Model Country AS8943G- 434G64Mn AS8
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Model Country AS8943G- 544G1TMn AS8
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Model Country AS8943G- 724G1TMn AS8
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Model Country AS8943G- 728G1.28T Bn
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Model Country AS8943G- 728G1.28T Bn
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Model Country AS8943G- 728G64Bn AS8
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Model Country Acer P/N Wireless LAN
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Vendor Type Description P/N WD N250
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Vendor Type Description P/N NONE SO
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348 Appendix B
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350
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N O P S T 352 Model Definition 209
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Aspire 8943G Series_SG - Acer Support

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