Aspire 8943G Series_SG - Acer Support

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AC Adapter Item Specification Input 100 - 240V ~ 2.0A Input Frequency Range 50 ~ 60 Hz Inrush current less than 150A at 240V Efficiency 85% min. at 115Vac input System Power Management Item S5_ON SUSON MAINON VRON +NB_CORE Initial 0 0 0 0 0 On (S0) 1 1 1 1 1 Standby (S1) 1 1 1 1 1 Suspend (S3) 1 1 0 0 0 Hibernate (S4) 1 0 0 0 0 Soft Off (S5) 1 0 0 0 0 System LED Indicator Item Specification Power Power on = Blue Suspend = Orange Battery Charging In charge = Orange Charge finish = Blue Wireless On = Blue Backup On = Blue Power save On = Blue 28 Chapter 1
Power Specification Item Initial On Stand by Specification Suspend Hibernate Soft Off Initial 1 ON (S0) 2 3 4 5 Standby (S1) 6 Suspend (S3) 7 Hibernate (S4) 8 Soft Off (S5) 9 *Mechanical off is a condition where all power except the RTC battery has been removed from the system. 1. Initial to On state: When the AC adapter or Battery pack has been plugged into the system, the I WPC781 will be reset and initial all output pins then the system goes into Initial state and waiting for power on event. If the power button is pressed then the system will go into the ON state. 2. ON to Standby state: The system will go into the Standby state when HM55 receives the POS command. 3. ON to Suspend state: The system will go into Suspend state when HM55 receives the S2R command. 4. ON to Hibernate state: The system will go into Hibernate state when HM55 receives the S2D command. 5. ON to Soft Off state: The system will go into Soft Off state when HM55 receives the Soft off command. 6. Standby to ON state: The system will go into ON state when the system receives any wake up events, for example, keyboard, mouse. 7. Suspend to ON state: The system will go into ON state when the power button is pressed. 8. Hibernate to ON state: The system will go into ON state when the power button is pressed. 9. Soft Off to ON state: The system will go into ON state when the power button is pressed. Chapter 1 29
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 16 and 17: System Block Diagram Note: HM55 doe
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 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
Page 66 and 67: Removing the WLAN Module 1. See “
Page 68 and 69: 3. Remove the one (1) screw. Ensure
Page 70 and 71: 4. Remove two (2) screws from the H
Page 72 and 73: 4. Remove the two (2) screws from t
Page 74 and 75: 4. Carefully flip the keyboard over
Page 76 and 77: Step Screw Quantity Part No. Therma
Page 78 and 79: 7. Disconnect the Bluetooth cable (
Page 80 and 81: 12. Remove the LCD module from the
Page 82 and 83: Removing the Bluetooth Module 1. Se
Page 84 and 85: Removing the Mainboard to Touchpad
Page 86 and 87: 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.
Page 94 and 95:
Removing the Mainboard 1. See “Re
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Removing the RTC Battery 1. See “
Page 98 and 99:
Removing the CPU 1. See “Removing
Page 100 and 101:
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
Page 126 and 127:
6. Replace six (6) screws on the LC
Page 128 and 129:
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
Page 150 and 151:
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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