Acer Aspire 4820TG Service Guide
Acer Aspire 4820TG Manual
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- Acer Aspire 4820TG | Service Guide - Page 1
Acer Aspire 4820T Service Guide Service guide files and updates are available on the ACER/CSD web; for more information, please refer to http://csd.acer.com.tw PRINTED IN TAIWAN - Acer Aspire 4820TG | Service Guide - Page 2
Revision History Please refer to the table below for the updates made on this service guides. Date Chapter Updates II - Acer Aspire 4820TG | Service Guide - Page 3
, manual or otherwise, without the prior written permission of Acer Incorporated. Disclaimer The information in this guide is subject to change without notice. Acer Incorporated makes no representations or warranties, either expressed or implied, with respect to the contents hereof and specifically - Acer Aspire 4820TG | Service Guide - Page 4
additional information related to the current topic. Alerts you to any damage that might result from doing or not doing specific actions. Gives precautionary measures to avoid possible hardware or software problems. Reminds you to do specific actions relevant to the accomplishment of procedures. IV - Acer Aspire 4820TG | Service Guide - Page 5
(e.g. add-on card, modem, or extra memory capability). These LOCALIZED FEATURES will NOT be covered in this generic service guide. In such part number change is made, it will not be noted in the printed Service Guide. For ACER-AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part - Acer Aspire 4820TG | Service Guide - Page 6
VI - Acer Aspire 4820TG | Service Guide - Page 7
Acer Notebook tour 5 Front View 5 Left View 6 Right View 7 Rear View 7 Bottom View 7 Indicators 8 TouchPad Basics 9 Using the Keyboard 10 Lock Keys and embedded numeric keypad 10 Windows Keys 11 Hot Keys 12 Hardware Specifications and Configurations 13 18 System Utilities 19 BIOS - Acer Aspire 4820TG | Service Guide - Page 8
the Keyboard 97 Replacing the Hard Disk Drive Module 97 Replacing the WLAN Board 99 Replacing the DIMM Modules 99 Replacing the ODD Module 100 Replacing the Lower Covers 101 Replacing the Dummy Cards 102 Replacing the Battery Pack 102 Troubleshooting 103 Common Problems 103 Power On - Acer Aspire 4820TG | Service Guide - Page 9
Intermittent Problems 116 Undetermined Problems 116 Post Codes 117 Jumper and Connector Locations 119 Top View 119 Bottom View 119 Clearing Password Check and BIOS Recovery 120 Clearing Password Check 120 BIOS Recovery by Crisis Disk 121 FRU (Field Replaceable Unit) List 123 Acer TBD - Acer Aspire 4820TG | Service Guide - Page 10
Table of Contents X - Acer Aspire 4820TG | Service Guide - Page 11
1066 MHz memory, upgradeable to 8 GB using two soDIMM modules Display • • • 14" HD 1366 x 768 pixel resolution, high-brightness (200-nit) Acer CineCrystal™ LED-backlit TFT LCD, supporting simultaneous multi-window viewing via Acer GridVista™ 16:9 aspect ratio Super-slim design Graphics • Intel - Acer Aspire 4820TG | Service Guide - Page 12
/500/640 GB or larger hard disk drive Multi-in-1 card reader, supporting Secure Digital™ (SD), MultiMediaCard™ (MMC), Memory Stick® (MS), Memory Stick PRO™ (MS PRO), xD-Picture Card™ (xD) Optical Drive • 8X DVD-Super Multi double-layer drive: • Read: 24X CD-ROM, 24X CD-R, 24X CD-RW, 8X DVD-ROM, 8X - Acer Aspire 4820TG | Service Guide - Page 13
cursor keys, two Windows® keys, hotkey controls, independent standard numeric keypad, international language support • Acer Programming key • Easy-launch keys: Communication® • Media control keys (printed on keyboard): play/pause, stop, previous, next I/O interface • Multi-in-1 card reader (SD™, MMC - Acer Aspire 4820TG | Service Guide - Page 14
Utilities and tools· • Acer Accessory Store • Acer Assist· • Acer Identity Card· • Acer Registration· • Acer Updater· • eBay® shortcut 2009· • Netflix shortcut1 Optional Items • Acer Media Center remote control • 1 GB / 2 GB / 4 GB DDR3 1066 MHz soDIMM module • 9-cell Li-ion battery pack • 3-pin 90 - Acer Aspire 4820TG | Service Guide - Page 15
• External USB floppy disk drive • External USB 56K modem Warranty • One-year International Travellers Warranty (ITW) Environment • Temperature: • Operating: 5 °C to 35 °C • Non-operating: -20 °C to 65 °C • Humidity (non-condensing): • Operating: - Acer Aspire 4820TG | Service Guide - Page 16
CHARGER 3/5V SYS PWR USB board USB Port X3 USB Port x 1 Bluetooth CCD CardReader AU6437 CLOCK GENERATOR intel Fan Driver (PWM Type) DISCHARGER +1.0V/+1.8V CPU CORE PWR CPU VTT DDR SYSTEM MEMORY Graphics -6 CLKOUT_PEG_2 Mini Card WiFi PCIE-2 CLKOUT_PEG_1 Mini Card 3G SPI LPC - Acer Aspire 4820TG | Service Guide - Page 17
Your Acer Notebook tour After knowing your computer features, let us show you around your new computer. Front View 1 2 3 4 13 5 12 11 6 7 8 No. 1 2 3 10 Icon 9 Item Acer Crystal Eye webcam Microphone Description Web camera for video communication (for selected models). Internal - Acer Aspire 4820TG | Service Guide - Page 18
Item HDD Num Lock indicator Caps Lock indicator Power button Description Indicates when the hard disk drive is active. Lights up when Num Lock is activated. Lights up when Caps Lock is activated. Turns the computer on and off. Keyboard TouchPad Power Indicator For entering data into your computer - Acer Aspire 4820TG | Service Guide - Page 19
Multi-in-1 card reader Description Accepts Secure Digital (SD), MultiMediaCard (MMC), Memory Stick (MS), Memory Stick PRO (MS PRO), xD-Picture Card (xD). Note: Push to remove/install the card. Only one card can operate network. Connect to USB 2.0 devices (e.g. USB mouse, USB camera). Chapter 1 9 - Acer Aspire 4820TG | Service Guide - Page 20
eject hole DC-in jack 34 5 Description Connect to USB 2.0 devices (e.g. USB mouse, USB camera). Internal optical drive; accepts CDs or DVDs. Lights up when the optical drive is active. Ejects the optical drive tray when the computer is turned off. Note: Insert a paper clip into the emergency eject - Acer Aspire 4820TG | Service Guide - Page 21
View 1 2 6 5 3 4 No. 1 2 3 4 5 6 Icon Item Battery bay Battery lock Hard disk bay Memory compartment Ventilation slots and cooling fan Battery release latch Description Houses the computer's battery pack. Locks the battery in position. Houses the computer's hard disk (secured with screws - Acer Aspire 4820TG | Service Guide - Page 22
Description Indicates the computer's battery status. NOTE: 1. Charging: The light shows amber when the battery is charging. 2. Fully charged: The light shows green when in AC mode. Indicates when the hard disk drive is active. Communication indicator Indicates the computer's wireless connectivity - Acer Aspire 4820TG | Service Guide - Page 23
it - and your fingers - dry and clean. The TouchPad is sensitive to finger movement; hence, the lighter the touch, the better the response. Tapping too hard will not increase the TouchPad's responsiveness. Chapter 1 13 - Acer Aspire 4820TG | Service Guide - Page 24
has full-sized keys and an embedded numeric keypad, separate cursor, lock, Windows, function and special keys. Lock Keys and embedded numeric keypad The keyboard has two lock keys which you can toggle on and off. Lock key Caps Lock Num Lock Description When Caps Lock is on, all alphabetic - Acer Aspire 4820TG | Service Guide - Page 25
Keys The keyboard has two keys that perform Windows-specific functions. Key Description Windows key Pressed alone, this key has the same effect as clicking on the Windows Start button; it launches the Start menu. It can also be used with other keys to provide a variety of functions: < >: Open - Acer Aspire 4820TG | Service Guide - Page 26
access most of the computer's controls like screen brightness, volume output and the BIOS utility. To activate hot keys, press and hold the key before (if connected) and both. Turns the display screen backlight off to save power. Press any key to return. Turns the internal touchpad on and off. - Acer Aspire 4820TG | Service Guide - Page 27
and Configurations CPU Item CPU Graphics CPU Package Power On-die Cache Specification Intel Mobile Calpella Integrated VGA for Arrandale rPGA988A 4M (Arrandale) L3 shared among all cores 32KB L1 & 256K L2 for each core Processor Specifications Item Ci3330M CPU Speed 2.13 Core s 2 Ci3350M - Acer Aspire 4820TG | Service Guide - Page 28
Supports memory size per socket Supports DIMM type Supports DIMM Speed Supports DIMM voltage Specification • Flash ROM 4MB • Support ISIPP • Support Acer UI • Support multi-boot • Suspend to RAM (S3)/Disk (S4) • Various hot-keys for system control • Support SMBIOS 2.3, PCI2.2. • Refer to Acer BIOS - Acer Aspire 4820TG | Service Guide - Page 29
to 25% over-clocking without requiring BIOS support • Supports Energy Star 5.0 • Small footprint 40-pin QFN (5 x 5 mm) package with dramatically improved thermal and electrical characteristics over LQFP packaging Specification T60H928.33 miniUSB module • Bluetooth 1.2 qualified Embedded USB Module - Acer Aspire 4820TG | Service Guide - Page 30
Hard Disk Drive Interface Item Vendor & Model Name Seagate Capacity (MB) 160, 250, 320, 500 Bytes per sector Data heads Drive Format Disks Spindle speed (RPM) Performance Specifications Buffer size Interface DC Power Requirements Voltage tolerance 5V ±5% Specification HGST Toshiba 160, - Acer Aspire 4820TG | Service Guide - Page 31
Book Part 2": read & write) CD-RW (Conforming to "Orange Book Part 3": read & write) CD Read: CD-DA, CD-ROM Mode-1, CD-ROM/XA Mode-2 Form-1 and Mode-2 Form-2, CD-i, Video- CD, CD-Text Drawer (Solenoid Open) Tact SW (Open) Emergency Release (draw open hole) DC 5 V +/- 5% Specification Realtek - Acer Aspire 4820TG | Service Guide - Page 32
jack • 48-pin QFN 'Green' package Power and Keyboard Controller Item Controller Total number of keypads Windows logo key Hotkeys Specification ACPI 2.0 99-/100-/103-key keyboard Yes See "Hot Keys" on page 16. Battery Item Vendor & model name Battery Type Pack capacity Normal Voltage Package - Acer Aspire 4820TG | Service Guide - Page 33
Item Temperature Range (°C) Operating Storage (shipping) Card Reader Item Part Name Package General Features 0 to +50 -20 to +60 Specification RealTek RT5160 5-in-1 card reader • PCI-E interface • Push-push type • Dummy card Specification Chapter 1 23 - Acer Aspire 4820TG | Service Guide - Page 34
24 Chapter 1 - Acer Aspire 4820TG | Service Guide - Page 35
, and you do not need to run this utility. However, if you encounter configuration problems, you may need to run Setup. Please also refer to Chapter 4 Troubleshooting when problem arises. To activate the BIOS Utility, press F2 during POST (when "Press to enter Setup" message is prompted - Acer Aspire 4820TG | Service Guide - Page 36
Aspire 4820T BIOS Information The Information screen displays a summary of your computer hardware information. InsydeH20 Setup Utility Information Main Security Power Boot Exit Rev. 3.5 CPU Type CPU Speed IDE0 Model Name: IDE0 Serial Number: ATAPI Model Name: System BIOS Version: VGA BIOS Version - Acer Aspire 4820TG | Service Guide - Page 37
Main InsydeH20 Setup Utility Security Power Boot Exit System Time: System Date: Total Memory: Video Memory: Quick Boot Network Boot F12 Boot Menu D2D Recovery SATA Mode [19:10:59] [01/22/2010] 2048 MB 32 MB [Enabled] [Enabled] [Disabled] [Enabled] [AHCI] Rev. 3.5 Item Specific Help This is the - Acer Aspire 4820TG | Service Guide - Page 38
Power Boot Exit Supervisor Password Is: Clear User Password Is: Clear IDE0 Password Is: Clear Set Supervisor Password Set User Password Set IDE0 Password Rev. 3.5 Item Specific the hard disk password. Press Enter to set the supervisor password. When set, this password protects the BIOS Setup - Acer Aspire 4820TG | Service Guide - Page 39
If desired, you can opt to enable the Password on boot parameter. 5. When you are done, press F10 to save the changes and exit the BIOS Setup Utility. Removing a Password Follow these steps: 1. Use the ↑ and ↓ keys to highlight the Set Supervisor Password parameter and press the Enter key. The Set - Acer Aspire 4820TG | Service Guide - Page 40
Set". 5. If desired, you can enable the Password on boot parameter. 6. When you are done, press F10 to save the changes and exit the BIOS Setup Utility. If the verification is OK, the screen will display as following. Setup Notice Changes have been saved. [Continue] The password setting is complete - Acer Aspire 4820TG | Service Guide - Page 41
system. Bootable devices includes the USB diskette drives, the onboard hard disk drive and the DVD drive in the module bay. Select Boot Devices to select specific devices to support boot. InsydeH20 Setup Utility Information Main Security Power Boot Exit Rev. 3.5 Boot priority order: Item - Acer Aspire 4820TG | Service Guide - Page 42
save or discard any changes you made and quit the BIOS Utility. Information Main InsydeH20 Setup Utility Security Power Boot Exit Rev. 3.5 Exit Saving Changes Exit Discarding Changes Load Setup Defaults Discard Changes Save Changes Item Specific Help Exit System Setup and save your changes to - Acer Aspire 4820TG | Service Guide - Page 43
a Crisis Recovery Diskette before you use the Flash utility. NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you use the Flash. NOTE: Please use the AC adaptor power supply when you run the Flash utility. If the battery pack does not contain enough power to finish BIOS flash, you - Acer Aspire 4820TG | Service Guide - Page 44
the boot priority order, for example, if using USB HDD to Update BIOS, move USB HDD to position 1. InsydeH20 Setup Utility Information Main Security Boot Exit Boot priority order: Rev. 3.5 Item Specific Help 1. IDE0 : TOSHIBA MK3265GSX 2. IDE1 : TSSTcorp CDDVDW TS-L633C 3. USB FDD : 4. Network - Acer Aspire 4820TG | Service Guide - Page 45
4. In flash BIOS, the message Please do not remove AC Power Source displays. NOTE: If the AC power is not connected, the following message displays. Plug in the AC power to continue. 5. Flash is complete when the message Flash programming complete displays. Chapter 2 35 - Acer Aspire 4820TG | Service Guide - Page 46
WinFlash Utility Perform the following steps to use the WinFlash Utility: 1. Double-click the WinFlash executable. 2. Click OK to begin the update. A progress screen displays. 36 Chapter 2 - Acer Aspire 4820TG | Service Guide - Page 47
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 - Acer Aspire 4820TG | Service Guide - Page 48
To clear the User or Supervisor passwords, open the DIMM door and use a metal instrument to short the J1 and J2 points. J1 J2 Cleaning BIOS Passwords To clean the User or Supervisor passwords, perform the following steps: 1. From a DOS prompt, execute clnpwd.exe 2. Press 1 or 2 to clean the desired - Acer Aspire 4820TG | Service Guide - Page 49
Sequence Selector The Boot Sequence Selector allows the boot order to be changed without accessing the BIOS. To use Boot Sequence Selector, perform the following steps: 1. Enter into DOS. 2. Execute . For example, enter BS2 to change the boot sequence to HDD | CD ROM | LAN | Floppy. Chapter 2 39 - Acer Aspire 4820TG | Service Guide - Page 50
When the BIOS displays Verifying DMI pool data it is checking that the table correlates with the hardware before sending to the operating system (Windows, etc Acet Asstag Write Product Name to EEPROM Input: dmitools /wp Acer Write Serial Number to EEPROM Input: dmitools /ws 01234567890123456789 3. - Acer Aspire 4820TG | Service Guide - Page 51
DOS mode. 1. Use a text editor to open the MAC.CFG file. You can see the MAC.CFG contents as shown: WriteData = '001122334455' StartAddr=7A WriteLeng=6 KeepByte=0 MAC value MAC address MAC value length don't care 2. In DOS mode, run the MAC.BAT file to write MAC values to eeprom. Chapter 2 41 - Acer Aspire 4820TG | Service Guide - Page 52
42 Chapter 2 - Acer Aspire 4820TG | Service Guide - Page 53
from the mass produced model. This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting. Disassembly Requirements To disassemble the computer, you need the following tools: • Wrist grounding strap and conductive mat for preventing - Acer Aspire 4820TG | Service Guide - Page 54
Instructions Before proceeding with the disassembly procedure, make sure that you do the following: 1. Turn off the power to the system and all peripherals. 2. Unplug the AC adapter and all power and signal cables from the system. 3. Place the system on a flat, stable surface. 4. Remove the battery - Acer Aspire 4820TG | Service Guide - Page 55
to remove the main board, you must first remove the keyboard, then disassemble the inside assembly frame in that order. Turn off system and peripherals power Disconnect power and signal cables from system Remove Battery Remove Dummy Card Remove Lower Covers Screw List Step ODD Module ODD Bracket - Acer Aspire 4820TG | Service Guide - Page 56
Removing the Battery Pack 1. Turn computer over. Slide the battery lock in the direction shown. 2. Slide and hold the battery release latch to the release position (1), then lift out the battery pack from the main unit (2). 2 1 Please detach the battery and follow local regulations for disposal. 46 - Acer Aspire 4820TG | Service Guide - Page 57
Removing the SD dummy card 1. Push the SD dummy card all the way in to eject it. 2. Pull it out from the slot. Chapter 3 47 - Acer Aspire 4820TG | Service Guide - Page 58
Removing the SIM card 1. Push the 3G card all the way in to eject it. 2. Pull it out from the slot. 48 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 59
Removing the Lower Cover 1. See "Removing the Battery Pack" on page 46. 2. Loosen the five (5) captive screws from the lower cover. 3. Remove the lower cover as shown. Chapter 3 49 - Acer Aspire 4820TG | Service Guide - Page 60
Lower Cover" on page 49. 2. Remove the screw securing the ODD module. Step ODD Module Size M2.5*4L Quantity 1 3. Using your fingers, pull the optical drive module out from the chassis. Screw Type 4. Remove the two screws securing the ODD bracket and remove the ODD bracket from the optical disk - Acer Aspire 4820TG | Service Guide - Page 61
Step ODD Bracket Size M2.0*3L Quantity 2 Screw Type 5. Remove the ODD bezel by rotating the top edge downward and pulling it clear of the module. Chapter 3 51 - Acer Aspire 4820TG | Service Guide - Page 62
Removing the DIMM Modules 1. See "Removing the Lower Cover" on page 49. 2. Push out the release latches on both sides of the DIMM socket to release the DIMM module. 3. Remove the DIMM module. 4. Repeat steps for the second DIMM module if present. 52 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 63
49. 2. Disconnect the two (2) antenna cables from the WLAN Board and remove the one (1) screw to release the WLAN Board. NOTE: Cable placement is Black to the TR1 terminal (left) and White to the TR2 terminal (right). Step WLAN Board Size M2.0*3 Quantity 1 Screw Type 3. Detach and remove the - Acer Aspire 4820TG | Service Guide - Page 64
Removing the Hard Disk Drive Module 1. See "Removing the Lower Cover" on page 49. 2. Using the pull-tab, slide the HDD Module in the direction of the arrow to disconnect - Acer Aspire 4820TG | Service Guide - Page 65
Disassembly Process Main Unit Disassembly Flowchart Remove external modules before proceeding Remove keyboard Remove upper cover Remove USB Board Remove Bluetooth 3widehead M2.5*4L M2.5*4L Quantity 2 4 4 5 3 1 2 2 2 1 1 Part No. 86.PSR07.001 86.PSR07.003 86.PSR07.001 86.PSR07.001 86.PSR07.001 86 - Acer Aspire 4820TG | Service Guide - Page 66
. It is recommended that you only use your fingers to remove the Keyboard. 1. See "Removing the Battery Pack" on page 46. 2. Remove the 14 securing screws from the lower cover. Step Keyboard (red callout) Keyboard (green callout) Keyboard (blue callout) Size M2.5*6.5 M2.5*4L M2.0*6L Quantity 10 - Acer Aspire 4820TG | Service Guide - Page 67
4. Release each clip, working from one side to the other. 5. Using both hands, gently pry up the cover as shown and turn it over. 6. Open the locking latch on the FFC, and disconnect the cable as shown. 7. Lift the keyboard clear of the chassis. Chapter 3 57 - Acer Aspire 4820TG | Service Guide - Page 68
Removing the Upper Cover 1. See "Removing the Keyboard" on page 56. 2. Turn the computer over. Disconnect the following four cables from the Mainboard: a. Left speaker cable b. Touchpad FFC c. Power Switch FFC d. Switch Board FFC C DE A B 58 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 69
3. Disconnect A as shown. 4. Release the locking latch and remove B as shown. 5. Release the locking latch and remove C as shown. 6. Release the locking latch and remove D as shown. 7. Release the locking latch and remove E as shown. NOTE: Avoid pulling on cables directly to prevent damage to - Acer Aspire 4820TG | Service Guide - Page 70
8. Remove the eight (8) screws from the top cover. Step Upper Cover (red callout) Size M2.5*3L Quantity 3 Screw Type Upper Cover M2.5*4L 5 (blue callout) 9. Remove the Upper Cover by lifting directly upward from the front as shown. 60 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 71
Removing the LED Board 1. See "Removing the Upper Cover" on page 58. 2. Locate the LED Board in the Upper Cover. 3. Release the securing latch holding the LED Board FFC and remove. 4. Remove the two (2) screws and lift the LED Board clear of the Upper Cover. Step LED Board Size M2.0*3widehead - Acer Aspire 4820TG | Service Guide - Page 72
Removing the Switch Board 1. See "Removing the Upper Cover" on page 58. 2. Locate the Switch Board in the Upper Cover and remove the two (2) screws attaching it to the upper cover. Step Switch Board Size M2.0*3widehead Quantity 2 Screw Type 3. Lift the Switch Board away from the Upper Cover but - Acer Aspire 4820TG | Service Guide - Page 73
Removing the Left Speaker Module 1. See "Removing the Upper Cover" on page 58. 2. Remove the speaker cable from it's guides. 3. Remove the adhesive foil tab covering the speaker cable and remove the one (1) securing screws from the Speaker Module. Step Speaker Module Size M2.5*4L - Acer Aspire 4820TG | Service Guide - Page 74
Removing the USB Board 1. See See "Removing the Upper Cover" on page 58. 2. Remove the single securing screw from the USB Board. Step USB Board Size M2.5*4L Quantity 1 Screw Type 3. Release the FFC latch and remove the FFC cable from the mainboard connector. 4. Release the FFC latch and remove - Acer Aspire 4820TG | Service Guide - Page 75
5. Lift the USB Board upward away from the chassis. Chapter 3 65 - Acer Aspire 4820TG | Service Guide - Page 76
Removing the 3G Module 1. See "Removing the Upper Cover" on page 58. 2. Release the securing latch holding the LED Board FFC and remove. 3. Remove the two (2) screws and lift the LED Board clear of the Upper Cover. Step 3G Module Size M2.5*4L Quantity 1 Screw Type 66 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 77
1. See "Removing the Upper Cover" on page 58. 2. Remove the single securing screw from the Bluetooth board. Step Bluetooth Board Size M2.3*3L Quantity 1 Screw Type 3. Disconnect the cable from the Mainboard and lift the Bluetooth Module off the mainboard. 4. Disconnect the cable from the - Acer Aspire 4820TG | Service Guide - Page 78
68 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 79
Removing the Mainboard 1. See "Removing the USB Board" on page 64. 2. See "Removing the Bluetooth Module" on page 67. 3. Disconnect the right speaker cable. 4. Remove the adhesive tape holding the LCD cable. 5. Push the side locks to release the cable - Acer Aspire 4820TG | Service Guide - Page 80
6. Unlock the microphone cable and remove. Release it from the clasps on the cooling fan. 7. Turn the computer over and remove the DC-In cable. 8. Remove the one (1) securing screws from the Mainboard. Step Mainboard Size M2.5*4L Quantity 1 Screw Type 70 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 81
9. Lift the Mainboard right side first and remove it from the Lower Cover. Please detach the mainboard and follow local regulations for disposal. Removing the Thermal Module 1. See "Removing the Mainboard" on page 69. 2. Turn the Mainboard over and disconnect the Fan cable as shown. 3. Loosen the - Acer Aspire 4820TG | Service Guide - Page 82
Using both hands, lift the Thermal Module clear of the Mainboard. Removing the CPU 1. See "Removing the Thermal Module" on page 71. 2. Using a phillips screw driver, rotate the CPU locking screw 180° counter-clockwise as shown. 3. Lift the CPU clear of the socket as shown. IMPORTANT:The pins on the - Acer Aspire 4820TG | Service Guide - Page 83
Mainboard" on page 69. 2. Pry the RTC battery from the mainboard. Please detach the RTC battery and follow local regulations for disposal. Removing the WiFi Antenna Cable 1. See "Removing the Mainboard" on page 69. 2. Free the WiFi antennas from the guides on the bottom cover. 3. Turn the computer - Acer Aspire 4820TG | Service Guide - Page 84
Removing the Right Speaker 1. See See "Removing the Mainboard" on page 69. 2. Disengage the Right speaker cable from the chassis as shown. 3. Remove the two (2) screws holding the right speaker in place. Step Right Speaker Module Size 2.0*3widehead 4. Remove the right speaker from the chassis. - Acer Aspire 4820TG | Service Guide - Page 85
Removing the LCD Module 1. See "Removing the WLAN Module" on page 53. 2. Remove the four securing screws (two each side) from the LCD module. Step LCD Module Size M2.5*6.5 Quantity 4 Screw Type 3. Ensure that all cables entering the LCD are free of the chassis and remove the LCD module from the - Acer Aspire 4820TG | Service Guide - Page 86
Removing the DC-In Cable 1. See "Removing the LCD Module" on page 75. 2. Remove one (1) screw from the right hinge bracket. Step DC-In Cable Size M2.5*4 3. Remove the right hinge bracket. Quantity 1 Screw Type 4. Lift the DC-In jack from the chassis. 76 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 87
main unit before preceeding Remove LCD bezel Remove camera module Remove LCD panel Remove FPC cable Remove microphone Remove WLAN antennas Remove LCD brackets Screw List Step LCD Bezel LCD Panel LCD Brackets Screw M2.5*4 M2.0*3 M2.5*3 Quantity 2 4 4 Part No. 86.PSR07.001 86.ARE07.002 86 - Acer Aspire 4820TG | Service Guide - Page 88
Removing the LCD Bezel 1. See "Removing the LCD Module" on page 75. 2. Remove the two lower bezel screw caps and screws. Step LCD Bezel Size M2.5*4 Quantity 2 Screw Type 3. Starting from the top-left corner of the bezel, pry the bezel upwards and away from the panel. Move along the top and left - Acer Aspire 4820TG | Service Guide - Page 89
4. Lift the Bezel clear of the LCD Module. Removing the Camera Module 1. See "Removing the LCD Bezel" on page 78. 2. Remove the Camera from the module. 3. Disconnect the camera cable. Chapter 3 79 - Acer Aspire 4820TG | Service Guide - Page 90
Removing the LCD Panel 1. See "Removing the Camera Module" on page 79. 2. Disengage the various cables from the hinges. 3. Remove the four (4) securing screws from the LCD Panel. Step LCD Panel Size M2.3*3 Quantity 4 4. Lift the LCD Panel clear of the module as shown. Screw Type 80 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 91
Removing the FPC Cable 1. See "Removing the LCD Panel" on page 80. 2. Turn the LCD panel over to expose the rear. Remove the adhesive strip securing it in place. 3. Lift the adhesive protector and disconnect the cable from the LCD Panel. 4. Lift the FPC cable from the panel. Chapter 3 81 - Acer Aspire 4820TG | Service Guide - Page 92
Removing the Microphone Module 1. See "Removing the LCD Panel" on page 80. 2. Disengage the cable from the cable guides. 3. Lift the Microphone Module clear of the cover. Removing the Hinges 1. See "Removing the LCD Panel" on page 80. 2. Remove the four (4) screws from the - Acer Aspire 4820TG | Service Guide - Page 93
Removing the Antennas 1. See "Removing the LCD Panel" on page 80. 2. Disengage the left antenna cable from the guides. 3. Remove the adhesive tape and lift the left side antenna from the LCD module as shown. 4. Disengage the right antenna cable from the guides. Chapter 3 83 - Acer Aspire 4820TG | Service Guide - Page 94
5. Remove the adhesive tape and lift the right side antenna from the LCD module as shown. 84 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 95
. 4. Replace the left antenna cable (white) as shown. Ensure that the cable is inserted along the cable channel as shown. 5. Replace the right antenna cables (black) as shown. Ensure that the cables are secured in the cable - Acer Aspire 4820TG | Service Guide - Page 96
6. Ensure the antenna cables pass through the hinge well as shown. Replacing the Microphone Module 1. Replace the Microphone Module into the top cover. 2. Replace the cable into the cable guides as shown. 86 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 97
Replacing the FPC Cable 1. Attach the FPC cable to the LCD panel and attach the adhesive protector. Replacing the LCD Panel 2. Place the LCD Panel into the module as shown. 3. Replace the six (6) securing screws from the LCD Panel. Chapter 3 87 - Acer Aspire 4820TG | Service Guide - Page 98
Replacing the Webcam 4. Connect the cable to the camera module. 1. Place the camera in the LCD Module. 88 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 99
Replacing the LCD Bezel 1. Locate the bezel bottom edge first and press down until there are no gaps between the bezel and the LCD Module. IMPORTANT: Ensure that the LCD cables pass through the hinge wells and are not trapped by the bezel. 2. Press down around the hinges and entire perimeter of the - Acer Aspire 4820TG | Service Guide - Page 100
3. Replace the two screws and screw caps as shown. 90 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 101
Main Module Reassembly Procedure Replacing the DC-In Cable 4. Place the DC-In jack back into the chassis. 5. Replace the right hinge bracket. 6. Replace the one(1) screw to the right hinge bracket as shown. Chapter 3 91 - Acer Aspire 4820TG | Service Guide - Page 102
Replacing the LCD Module 1. Replace the LCD module onto the chassis. 2. Replace the four securing screws (two each side) to the LCD module. Replacing the Right Speaker 1. Place the right speaker in to the chassis. 92 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 103
2. Replace the two (2) screws to secure the right speaker in place. 3. Replace the right speaker cable in to the chassis as shown. Replacing the RTC Battery 1. Snap the RTC battery into it's socket as shown. Chapter 3 93 - Acer Aspire 4820TG | Service Guide - Page 104
taking note of the Pin1 locator. CPU Pin1 Locator 2. Using a flat-bladed screw driver, rotate the CPU locking screw 180° clockwise to secure the CPU in place. Replacing the no need to spread the grease manually, the force used during the installation of the Thermal Module is sufficient. 94 Chapter - Acer Aspire 4820TG | Service Guide - Page 105
3. Align the screw holes on the Thermal Module and Mainboard then replace the module. Keep the module as level as possible to spread the thermal grease evenly. 4. Replace the seven securing screws (in numerical order from screw 1 to screw 7) to secure the Thermal Module in place. 4 1 2 3 7 6 - Acer Aspire 4820TG | Service Guide - Page 106
8. Turn the computer over and replace the DC-In cable. 9. Turn the computer over. Feed the mircophone cable through the guides on the fan. 10. Reattach the microphone cable. 11. 12. Snap the FPC cable into place. 13. 14. Reattach the adhesive covering the FPC cable connector. 96 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 107
15. Connect the right speaker cable. Chapter 3 97 - Acer Aspire 4820TG | Service Guide - Page 108
be replaced independently and in any order. 1. Connect the smaller end of the Bluetooth cable to 2. Secure the Bluetooth cable in place using the one the Bluetooth Module as shown. (1) screw. Connect the Bluetooth cable to the Mainboard. Replacing the 3G Module 1. Replace the one (1) screw and - Acer Aspire 4820TG | Service Guide - Page 109
e. Replace the 3G Module FFC and lock the latch into place. Chapter 3 99 - Acer Aspire 4820TG | Service Guide - Page 110
the Left Speaker Module 1. Place the Speaker Module on the Upper Cover as 2. Replace the one (1) securing screw. shown. 3. Lay the speaker cable into it's guides. 100 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 111
Chapter 3 101 - Acer Aspire 4820TG | Service Guide - Page 112
Replacing the Switch Board 1. Replace the Switch Board FFC and lock it into place. 2. Place the Switch Board in to the Upper Cover as shown and replace the two (2) screws. Replacing the LED Board 1. Place the LED Board in to the Upper Cover as shown and replace the two (2) screws. 2. Replace the - Acer Aspire 4820TG | Service Guide - Page 113
Replacing the Upper Cover 1. Place the Upper Cover on the Lower Cover back edge first. 2. Lower the cover into position and press down the sides as shown. 3. Continue pressing around the edges of the casing until there are no gaps between the Upper and Lower Covers. Chapter 3 103 - Acer Aspire 4820TG | Service Guide - Page 114
4. Connect the four cables to the Mainboard as shown. C DE A 5. Connect A as shown. B 6. Insert B as shown and close the locking latch. 104 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 115
7. Insert C as shown and close the locking latch. 8. Insert D as shown and close the locking latch. 9. Insert E as shown and close the locking latch. 10. Turn the computer over and replace the fourteen screws as shown. Chapter 3 105 - Acer Aspire 4820TG | Service Guide - Page 116
front edge first into the Upper Cover, ensuring that the four locating tabs are correctly seated. 3. Press down as indicated to secure the Keyboard in place. Replacing the Hard Disk Drive Module 1. Place the HDD in the HDD carrier replace the two (2) screws to secure the carrier. 106 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 117
2. Insert the HDD, left side first, and lower it into place. 3. Slide the HDD to the left to connect the interface. Chapter 3 107 - Acer Aspire 4820TG | Service Guide - Page 118
the WLAN socket. 2. Replace the one (1) screw to secure the module. 3. Connect the two (2) antenna cables to the module. NOTE: Cable placement is Black to the TR1 terminal (left), and White to the TR2 terminal (right). Replacing the DIMM Modules 1. Insert the DIMM Module in place. 2. Press down - Acer Aspire 4820TG | Service Guide - Page 119
Replacing the ODD Module 1. Press the bezel into the tray, bottom edge first, to 2. Secure the ODD bracket with the two screws. secure it to the ODD Module. 3. Push the ODD Module into the ODD bay until it is 4. Replace the single screw to secure the Module. flush with the casing. Chapter 3 109 - Acer Aspire 4820TG | Service Guide - Page 120
Replacing the Lower Covers 1. Replace the Lower Cover as shown. IMPORTANT:Press down around the perimeter of the cover to ensure that the all the securing tabs are snapped correctly. 2. Secure the five captive screws to hold the cover in place. 110 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 121
Replacing the Dummy Card 1. Insert the SD Dummy Card into the slot and push until the card clicks into place and is flush with the casing. Replacing the SIM card 1. Push the 3G card all the way in to snap it in place. Chapter 3 111 - Acer Aspire 4820TG | Service Guide - Page 122
Replacing the Battery Pack 1. Slide the batter pack into place. 2. Slide the battery lock in the direction shown to secure the battery in place. 112 Chapter 3 - Acer Aspire 4820TG | Service Guide - Page 123
guide for computer problems. NOTE: The diagnostic tests are intended to test only Acer products. Non-Acer products, prototype cards Go To Power On Issue Page 114 No Display Issue Page 115 LCD Failure Page 117 Internal Keyboard Failure Page Support Information" on page 243. Chapter 4 113 - Acer Aspire 4820TG | Service Guide - Page 124
Computer Shutsdown Intermittently If the system powers off at intervals, perform the following actions one at a time to correct the problem. 1. Check the power cable is properly connected to the . 7. If the Issue is still not resolved, see "Online Support Information" on page 243. 114 Chapter 4 - Acer Aspire 4820TG | Service Guide - Page 125
cards and CD/DVD discs. Restart the computer. If the computer boots correctly, add the devices one by one until the failure point is discovered. 6. Reseat the memory modules. 7. Remove the drives (see "Disassembly Process" on page 41). 8. If the Issue is still not resolved, see "Online Support - Acer Aspire 4820TG | Service Guide - Page 126
the power and data cables between devices. If the BIOS settings are still lost, replace the cables. 4. If HDD information is missing from the BIOS, the drive may be defective and should be replaced. 5. Replace the Motherboard. 6. If the Issue is still not resolved, see "Online Support Information - Acer Aspire 4820TG | Service Guide - Page 127
If the LCD fails, perform the following actions one at a time to correct the problem. Do not replace a nondefective FRUs: Built-In Keyboard Failure If the built-in Keyboard fails, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: Chapter 4 117 - Acer Aspire 4820TG | Service Guide - Page 128
doesn't work, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: Internal Speaker Failure If the internal Speakers fail, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: 118 Chapter 4 - Acer Aspire 4820TG | Service Guide - Page 129
Devices. 3. Roll back the audio driver to the previous version, if updated recently. 4. Remove and reinstall the audio driver. 5. Ensure that all volume Issue is still not resolved, see "Online Support Information" on page 243. Microphone Problems If internal or external Microphones do no operate - Acer Aspire 4820TG | Service Guide - Page 130
the onscreen information to resolve the problem. 4. Run the Windows Memory Diagnostic Tool. For more information see Windows Help and Support. 5. Restart the computer and press F2 to enter the BIOS Utility. Check the BIOS settings are correct and that CD/DVD drive is set as the first boot device - Acer Aspire 4820TG | Service Guide - Page 131
when loaded • DVDs do not play when loaded • Blank discs do not burn correctly • DVD or CD play breaks up or jumps • Optical drive not found or not active: • Not shown in My Computer or the BIOS setup • LED does not flash when the computer starts up • The tray does not eject • Access - Acer Aspire 4820TG | Service Guide - Page 132
driver. d. Check that there are no yellow exclamation marks against the items in DVD/CD-ROM drives cannot be changed even Windows is reinstalled or the drive is moved to manual. Playback is Choppy If playback is choppy or jumps, perform the following actions one at a time to correct the problem - Acer Aspire 4820TG | Service Guide - Page 133
to one of the ODDs specified in "Hardware Specifications and Configurations" on page 14. 3. Turn off the power and remove the cover to inspect the connections to the ODD. See "Disassembly Process" on page 41. a. Check for broken connectors on the drive, motherboard, and cables. b. Check for bent or - Acer Aspire 4820TG | Service Guide - Page 134
Failure If the WLAN fails, perform the following actions one at a time to correct the problem. Do not replace a nondefective FRUs: Thermal Unit Failure If the Thermal Unit fails, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: 124 Chapter 4 - Acer Aspire 4820TG | Service Guide - Page 135
"Online Support Information" on page 243. Other Failures If the CRT Switch, Dock, LAN Port, external MIC or Speakers, PCI Express Card, 5-in-1 Card Reader or Volume Wheel fail, perform the following general steps to correct the problem. Do not replace a non-defective FRUs: 1. Check Drive whether is - Acer Aspire 4820TG | Service Guide - Page 136
all of the following devices: • Non-Acer devices • Printer, mouse, and other external devices • Battery pack • Hard disk drive • DIMM • CD-ROM/Diskette drive Module • PC Cards 4. Power-on the computer. 5. Determine if the problem has changed. 6. If the problem does not recur, reconnect the removed - Acer Aspire 4820TG | Service Guide - Page 137
7 8 9 0A Description CPU power on and switch to Protected mode Patching CPU microcode Setup Cache as RAM PCIE MMIO Base Address initial CPU Generic MSR initialization Setup CPU speed Cache as RAM test Tune CPU frequency ratio to maximum level Setup BIOS - Acer Aspire 4820TG | Service Guide - Page 138
test TXT function early Initialization Start to use Memory Set cache for physical memory Recovery device Initialization Found Recovery image Recovery image not found Load Recovery Image completed Start Flash BIOS with Recovery image Loading BIOS image to RAM Loading DXE core Enter DXE core DXE - Acer Aspire 4820TG | Service Guide - Page 139
Setup SMM Control service Setup Legacy Interrupt service Relocate SMM BASE SMI test VTD Initial Legacy BIOS Initialization Legacy interrupt service ASF Initialization PCI enumeration PCI resource assign complete PCI enumeration complete Keyboard Controller, Keyboard ISA BUS driver initialization - Acer Aspire 4820TG | Service Guide - Page 140
Try to boot system to OS Shadow Misc Option ROM Save S3 resume required data in RAM Last Chipset initial before boot to OS Start to boot Legacy OS Start to boot UEFI to Legacy OS. Ready to Boot Legacy OS. Fast Recovery Start Flash. Functionality Name (Include\ PostCode.h) POST_BDS_NO_BOOT_DEVICE - Acer Aspire 4820TG | Service Guide - Page 141
SMM SMM SMM SMM SMM SMM Post Code 0xA0 0xA2 0xA6 0xA7 0xA1 0xA3 0xA4 0xA5 0xA8 0xA9 Description Identify Flash device in SMM SMM service initial OS call ACPI enable function ACPI enable function complete Enter S1 Enter S3 Enter S4 Enter S5 OS call ACPI disable function ACPI disable - Acer Aspire 4820TG | Service Guide - Page 142
132 Chapter 4 - Acer Aspire 4820TG | Service Guide - Page 143
Jumper and Connector Locations Top View Chapter 5 Chapter 5 133 - Acer Aspire 4820TG | Service Guide - Page 144
Bottom View 134 Chapter 5 - Acer Aspire 4820TG | Service Guide - Page 145
provide you the standard operating procedures of clearing password and BIOS recovery. Acer Aspire 480T provides one Hardware Open Gap on the main board for clearing password check, and one Hotkey for enabling BIOS Recovery. Clearing Password Check Hardware Open Gap Description is as follows - Acer Aspire 4820TG | Service Guide - Page 146
one once the previous BIOS flashing process failed. BIOS Recovery Hotkey: The system provides a function hotkey: Fn+Esc, for enable BIOS Recovery process when system is powered on during BIOS POST. To use this function, it is strongly recommended to have the AC adapter and Battery present. If this - Acer Aspire 4820TG | Service Guide - Page 147
Unit) listing in global configurations of Acer Aspire 4820T. Refer to this chapter whenever ordering for parts to repair or for RMA (Return part number change is made, it will not be noted on the printed Service Guide. For ACER AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part - Acer Aspire 4820TG | Service Guide - Page 148
Acer Aspire 4820T Exploded Diagrams LCD Assembly 5 6 4 7 3 8 2 9 10 11 No. Description 1 ZQ1 LCD COVER SUB ASSY (AL/3G) Acer P/N 60.PSR07.003 2 CAMERA AM.21400.067 CNF915721004970L H(CMOS, 1.3M, SXGA) 3 LCD AUO 14" WXGA LK.14005.011 1 No. Description 7 CABLE ASSY ZQ1LCD(19V - Acer Aspire 4820TG | Service Guide - Page 149
24 25 26 No. Description 1 ZQ1 TOP SUB ASSY 2 PCB ZQ1 POWER SW/ B(4L,59*22,REVD) 3 ZQ1 BASE SUB ASSY (JM/65W) 4 ZQ1 BASE DOOR ASSY (JM/CP) 5 SCREW M2.5*6.5- I(BZN(NYLOK- RED)D4.4 T0.8 6 ZQ1 USB/B ASSY 4 5 Acer P/N 60.PSR07.001 55.PSR07.001 60.PSR07.002 42.PSR07.001 - Acer Aspire 4820TG | Service Guide - Page 150
.PSR07.004 No. Description Acer P/N 20 ZQ1 MB(SG,PARK,SAM,BT ,WO CPU)ASSY 21 WWAN MINICARD EM770W FW:11.126.07.02.00 22 CARD READER 42.PSR07.002 DUMMY CARD ZR7(EBZR7009,R3A) 23 CPU(988P)I5-520M 2.4G SLBNB(PGA)STN BSQ KC.54001.DMP 24 RAM(2GB)DDR3 KN.2GB09 - Acer Aspire 4820TG | Service Guide - Page 151
Acer Aspire 4820T FRU List CATEGORY ADAPTER BATTERY BOARD DESCRIPTION Z06 ADP 19V 3.42A ADP-65JH DBA S.P Z06 HMWG.QS(2X2) S.P NI.23600.046 KI.CPH01.001 KI.CPH01.002 KI.PPH01.002 CABLE ZY9 BLUETOOTH T60H928.33 S.P ZQ1 POWER SW/B S.P ZQ1 USB/B S.P BH.21100.004 55.PSR07.001 55.PSR07.002 ZQ1 SW/B - Acer Aspire 4820TG | Service Guide - Page 152
DUMMY CARD S.P CPU/PROCESSOR ZY9 CPU(988P)I3-330M 2.13G SLBMD(PGA)S.P ZY9 CPU(988P)I3-350M 2.26G SLBPK(PGA)S.P ZY9 CPU(988P)I5-430M 2.26G SLBPN(PGA)S.P ZY9 CPU(988P)I5-520M 2.4G SLBNB(PGA)S.P ZY9 CPU(988P)I5-540M 2.53G SLBPG(PGA)S.P ZY9 CPU(988P)I7-620M 2.66G SLBPD(PGA)S.P DVD RW DRIVE ODD - Acer Aspire 4820TG | Service Guide - Page 153
CATEGORY DESCRIPTION HDD/HARD DISK DRIVE ZQ1 HDD(160G)WD1600BEVT-22A23T0 S.P ZH7 HDD(160G)ST9160314AS 9HH13C-188 STN BSQ ZQ1 HDD(160G) MK1665GSX-EUL S.P ZH7 HDD(160G) HTS545016B9A300 S.P ZQ1 HDD(250G) - Acer Aspire 4820TG | Service Guide - Page 154
CATEGORY KEYBOARD LCD MODULE DESCRIPTION ZQ1 K/B(ARAB-EN) S.P ZQ1 K/B(BELGIUM) S.P ZQ1 K/B(BRAZIL) S.P ZQ1 K/B(CZ-SLOVAK) S.P ZQ1 K/B(TAIWAN) S.P ZQ1 K/B(DANISH) S.P ZQ1 K/B(ARAB-FR) S.P ZQ1 K/B(FRENCH) S.P ZQ1 K/B(GERMAN) S.P ZQ1 K/B( - Acer Aspire 4820TG | Service Guide - Page 155
REV3A)S.P ZQ1 HINGE R (FBZQ1009,REV3A)S.P ZQ1 CAMERA 09P2BF127 S.P ZQ1 CAMERA CNF915721004970LH S.P ZQ1 CAMERA 09P2SF119 S.P ZQ1 CAMERA 09P2BF127 S.P ZQ1B MB (UMA,BT,3G,WO CPU)S.P ZQ1B MB(SG,MADS,SAM,BT,WO 3G/CPU)S.P MAINBOARD HM55 SG PARK_XT512 W/CARD READER WO/CPU RAM 33.PSR07.002 33.PSR07.003 AM - Acer Aspire 4820TG | Service Guide - Page 156
DDR3 EBJ10UE8BDS0-AE-F S.P ZR6 RAM(1G)DDR3 M471B2873EH1-CF8 S.P ZE9 RAM(1GB)DDR3 HMT112S6BFR6C N0 LF S.P ZQ1 RAM(1GB)DDR3 EBJ10UE8BDS0-DJ-F S.P ZQ1 RAM(1GB)DDR3 M471B2873FHS-CH9 S.P ZE8 RAM(2GB)DDR3 EBJ21UE8BDS0-AE-F S.P ZR6 RAM(2GB)DDR3 M471B5673EH1-CF8 S.P ZK6 RAM(2GB)DDR3 HMT125S6BFR8C-G7 S,P ZQ1 - Acer Aspire 4820TG | Service Guide - Page 157
Screw List CATEGORY SCREW DESCRIPTION ZY6 SCREW M2.0*3.0-I(BKAG)(NYLOK IRONS.P TE1 SCREW M2.0*6.0-I SP SCREW M2.5*4.0-I(BKAG)(NYLOK)IRON ZY2 SCREW M2.5*6.5-I(BZN(NYLOK-RED) S.P ZR6 SCREW M2.5*2-I (NI,NYLOK)IRON S.P ZY5D SCREW M3*0.5+3.5I S.P ZY2 SCREW M2.5*3.0-I(BZN) S.P AJ2 SCREW M2-0.4*2-I(BNI)( - Acer Aspire 4820TG | Service Guide - Page 158
Model Definition and Configuration Appendix A Acer Aspire 4820T Series Country China Acer Part No LX.PSE 02.098 RO CHINA China LX.PSE CHINA 02.127 Switzerland LX.PSE EMEA 02.118 GCTWN LX.PSE TWN 02.111 - Acer Aspire 4820TG | Service Guide - Page 159
Country Luxembour g Acer Part No LX.PSE 02.159 RO EMEA Belgium LX.PSE EMEA 02.160 Latvia LX.PSE EMEA 02.158 Latvia LX.PSE EMEA 02.157 - Acer Aspire 4820TG | Service Guide - Page 160
Country Denmark Acer Part No LX.PSE 02.143 RO EMEA Eastern Europe LX.PSE EMEA 02.142 Eastern Europe LX.PSE EMEA 02.141 Austria LX.PSE EMEA - Acer Aspire 4820TG | Service Guide - Page 161
Country Thailand Acer Part No LX.PSE 02.122 RO AAP Middle East LX.PSE EMEA 02.125 France LX.PSE EMEA 02.117 GCTWN LX.PSE TWN 02. - Acer Aspire 4820TG | Service Guide - Page 162
Country GCTWN Acer Part No LX.PSE 02.110 RO TWN Indonesia LX.PSE AAP 02.109 Indonesia LX.PSE AAP 02.108 GCTWN LX.PSE TWN 02.107 - Acer Aspire 4820TG | Service Guide - Page 163
Country South Africa Acer Part No LX.PSE 02.091 RO EMEA Middle East LX.PSE EMEA 02.090 Algeria LX.PSE EMEA 02.089 Middle East LX.PSE EMEA - Acer Aspire 4820TG | Service Guide - Page 164
Country Latvia Acer Part No LX.PSE 02.073 RO EMEA Latvia LX.PSE EMEA 02.072 Hungary LX.PSE EMEA 02.071 Israel LX.PSE EMEA 02.070 - Acer Aspire 4820TG | Service Guide - Page 165
Country Eastern Europe Acer Part No LX.PSE 02.056 RO EMEA France LX.PSE EMEA 02.055 South Africa LX.PSE EMEA 02.054 Middle East LX.PSE EMEA - Acer Aspire 4820TG | Service Guide - Page 166
Country Germany Acer Part No LX.PSE 02.039 RO EMEA Eastern Europe LX.PSE EMEA 02.038 Latvia LX.PSE EMEA 02.037 Latvia LX.PSE EMEA 02. - Acer Aspire 4820TG | Service Guide - Page 167
Country Eastern Europe Acer Part No LX.PSE 02.021 RO EMEA Spain LX.PSE EMEA 02.019 Italy LX.PSE EMEA 02.020 Eastern Europe LX.PSE EMEA 02. - Acer Aspire 4820TG | Service Guide - Page 168
Country Singapore Acer Part No LX.PSE 02.001 RO AAP WW S2.PSE WW 02.002 WW S2.PSE WW 02.001 Thailand LX.PVL 02.007 AAP - Acer Aspire 4820TG | Service Guide - Page 169
Country Turkey Acer Part No LX.PSG 02.116 RO EMEA Middle East LX.PSG EMEA 02.115 South Africa LX.PSG EMEA 02.114 Middle East LX.PSG - Acer Aspire 4820TG | Service Guide - Page 170
Country Belgium Acer Part No LX.PSG 02.098 RO EMEA Switzerland LX.PSG EMEA 02.097 Luxembour g LX.PSG EMEA 02.096 Latvia LX.PSG EMEA 02.095 - Acer Aspire 4820TG | Service Guide - Page 171
Country Spain Acer Part No LX.PSG 02.081 RO EMEA Denmark LX.PSG EMEA 02.080 Eastern Europe LX.PSG EMEA 02.079 Eastern Europe LX.PSG EMEA - Acer Aspire 4820TG | Service Guide - Page 172
Country GCTWN Acer Part No LX.PSG 02.055 RO TWN Malaysia LX.PSG AAP 02.066 Denmark LX.PSG EMEA 02.018 Vietnam Vietnam Middle East LX.PSG - Acer Aspire 4820TG | Service Guide - Page 173
Country South Africa Acer Part No LX.PSG 02.050 RO EMEA Middle East LX.PSG EMEA 02.049 Middle East LX.PSG EMEA 02.048 Turkey LX.PSG EMEA - Acer Aspire 4820TG | Service Guide - Page 174
Country Holland Acer Part No LX.PSG 02.033 RO EMEA Belgium LX.PSG EMEA 02.032 Switzerland LX.PSG EMEA 02.031 Baltic LX.PSG EMEA 02.030 - Acer Aspire 4820TG | Service Guide - Page 175
Country Eastern Europe Acer Part No LX.PSG 02.014 RO EMEA Serbia/ Macedonia LX.PSG EMEA 02.013 Baltic LX.PSG EMEA 02.012 Austria LX.PSG EMEA 02. - Acer Aspire 4820TG | Service Guide - Page 176
Turkey Middle East Middle East South Africa Middle East Algeria South Africa Middle East Middle East Middle East Middle East South Africa Germany Poland Baltic Acer Part No LX.PSN 02.110 LX.PSN 02.109 LX.PSN 02.108 LX.PSN 0C.005 LX.PSN 02.106 LX.PSN 02.105 - Acer Aspire 4820TG | Service Guide - Page 177
g Latvia Latvia UK Eastern Europe Eastern Europe Czech Israel Hungary Baltic Portugal Cyprus Baltic Serbia/ Macedonia Italy Spain Denmark Eastern Europe Eastern Europe Greece Austria Acer Part No LX.PSN 02.085 LX.PSN 02.084 LX.PSN 02.083 LX.PSN 02.082 LX.PSN 02.081 LX.PSN 02.080 - Acer Aspire 4820TG | Service Guide - Page 178
Philippines Italy Malaysia Malaysia Thailand Thailand China South Africa Middle East Middle East Turkey Middle East Middle East South Africa Middle East Algeria Middle East Acer Part No LX.PSN 02.061 LX.PSN 02.060 LX.PSN 0C.004 LX.PSN 0C.003 LX.PSN 0C.002 LX.PSN 02.059 - Acer Aspire 4820TG | Service Guide - Page 179
Middle East Poland Germany Luxembour g Eastern Europe Latvia Latvia Hungary Israel Czech Cyprus Portugal Holland Belgium Switzerland Baltic UK Eastern Europe Baltic Denmark Eastern Europe Acer Part No LX.PSN 02.041 LX.PSN 02.040 LX.PSN 02.039 LX.PSN 02.038 LX.PSN 02.037 LX.PSN 02.036 - Acer Aspire 4820TG | Service Guide - Page 180
Austria Greece Eastern Europe France UK UK WW WW Singapore Singapore Singapore WW WW WW Acer Part No LX.PSN 02.017 LX.PSN 02.016 LX.PSN 02.015 LX.PSN .3C_E77W_AL_ES62 Model AS4820TG432G32Mn AS4820TG332G32Mn AS4820TG434G50Mn Country China China Switzerland Acer Part No LX.PSE 02.098 LX.PSE 02.127 - Acer Aspire 4820TG | Service Guide - Page 181
East Middle East Middle East South Africa Poland Baltic Holland Luxembour g Belgium Latvia Latvia UK Eastern Europe Czech Eastern Europe Hungary Israel Baltic Portugal Cyprus Acer Part No LX.PSE 02.111 LX.PSE 02.177 LX.PSE 02.169 LX.PSE 02.167 LX.PSE 02.168 LX.PSE 02.166 - Acer Aspire 4820TG | Service Guide - Page 182
France Eastern Europe Ukraine Middle East Middle East South Africa Middle East Middle East South Africa Middle East Algeria Middle East Thailand Middle East France Acer Part No LX.PSE 02.147 LX.PSE 02.146 LX.PSE 02.145 LX.PSE 02.144 LX.PSE 02.143 LX.PSE 02.142 - Acer Aspire 4820TG | Service Guide - Page 183
Country GCTWN Thailand Denmark Germany WW Russia Turkey Turkey France France Singapore Malaysia GCTWN GCTWN GCTWN Indonesia Indonesia GCTWN GCTWN Singapore Singapore Singapore WW Thailand Acer Part No LX.PSE 02.124 LX.PSE 02.123 LX.PSE 02.022 LX.PSE 02.082 S2.PSE 02.005 LX.PSE 02.121 - Acer Aspire 4820TG | Service Guide - Page 184
Africa Middle East Algeria Middle East Middle East South Africa Middle East Middle East Poland Holland Luxembour g Belgium Switzerland Baltic UK Eastern Europe Eastern Europe Acer Part No LX.PSE 02.099 LX.PSE 02.097 LX.PSE 02.096 LX.PSE 02.095 LX.PSE 02.094 LX.PSE 02.093 - Acer Aspire 4820TG | Service Guide - Page 185
Baltic Denmark Eastern Europe Italy Spain Eastern Europe Serbia/ Macedonia Baltic Austria Greece Eastern Europe France South Africa Middle East Middle East Turkey Middle East Acer Part No LX.PSE 02.073 LX.PSE 02.072 LX.PSE 02.071 LX.PSE 02.070 LX.PSE 02.069 LX.PSE 02.068 - Acer Aspire 4820TG | Service Guide - Page 186
East Middle East South Africa Middle East Middle East Poland Germany Eastern Europe Latvia Latvia Hungary Israel Czech Cyprus Portugal Luxembour g Holland Belgium Switzerland Baltic Acer Part No LX.PSE 02.049 LX.PSE 02.048 LX.PSE 02.047 LX.PSE 02.046 LX.PSE 02.045 LX.PSE 02.044 - Acer Aspire 4820TG | Service Guide - Page 187
Spain Italy Eastern Europe Serbia/ Macedonia Baltic Austria Greece Eastern Europe France Hong Kong Hong Kong UK WW Singapore Singapore Singapore Singapore WW WW Thailand Acer Part No LX.PSE 02.025 LX.PSE 02.024 LX.PSE 02.023 LX.PSE 02.021 LX.PSE 02.019 LX.PSE 02.020 - Acer Aspire 4820TG | Service Guide - Page 188
Country Thailand Thailand Thailand Thailand Thailand WW Indonesia Middle East China Germany Middle East Middle East South Africa Turkey Middle East South Africa Middle East Acer Part No LX.PVL 02.008 LX.PVL 02.004 LX.PVL 02.003 LX.PVL 02.002 LX.PVL 02.001 S2.PVL 02.001 - Acer Aspire 4820TG | Service Guide - Page 189
AS4820TG433G32Mn Country Algeria South Africa Middle East Middle East Middle East Middle East South Africa Ukraine Russia Germany Poland Baltic Holland Belgium Switzerland Luxembour g Latvia Acer Part No LX.PS G02.11 2 LX.PS G02.11 1 LX.PS G02.11 0 LX.PS G02.10 9 LX.PS G02.10 8 LX.PS G02.10 - Acer Aspire 4820TG | Service Guide - Page 190
- Baltic 433G32Mn AS4820TG- Serbia/ 433G32Mn Macedonia AS4820TG- Italy 433G32Mn AS4820TG- Spain 433G32Mn AS4820TG- Denmark 433G32Mn AS4820TG- Eastern 433G32Mn Europe AS4820TG- Eastern 433G32Mn Europe Acer Part No LX.PS G02.09 4 LX.PS G02.09 3 LX.PS G02.09 2 LX.PS G02.09 1 LX.PS G02.09 0 LX.PS - Acer Aspire 4820TG | Service Guide - Page 191
AS4820TG434G50Mn AS4820TG432G32Mn Country Greece Austria Eastern Europe France Middle East Middle East Italy Eastern Europe France Turkey Turkey Thailand Thailand GCTWN Malaysia Denmark Vietnam Acer Part No LX.PS G02.07 7 LX.PS G02.07 6 LX.PS G02.07 4 LX.PS G02.07 5 LX.PS G02.07 2 LX.PS G02 - Acer Aspire 4820TG | Service Guide - Page 192
AS4820TG434G50Mn AS4820TG434G50Mn Country Vietnam Middle East Greece Middle East Russia Turkey Turkey Turkey Malaysia GCTWN GCTWN Thailand Thailand China South Africa Middle East Middle East Acer Part No LX.PS G0C.00 2 LX.PS G02.06 5 LX.PS G02.06 4 LX.PS G02.06 3 LX.PS G02.06 2 LX.PS G02.06 - Acer Aspire 4820TG | Service Guide - Page 193
Middle East Middle East South Africa Middle East Algeria Middle East South Africa Middle East Middle East Middle East Poland Germany Luxembour g Holland Belgium Switzerland Acer Part No LX.PS G02.04 7 LX.PS G02.04 6 LX.PS G02.04 5 LX.PS G02.04 4 LX.PS G02.04 3 LX.PS G02.04 - Acer Aspire 4820TG | Service Guide - Page 194
- Baltic 434G50Mn AS4820TG- Eastern 434G50Mn Europe AS4820TG- Italy 434G50Mn AS4820TG- Spain 434G50Mn AS4820TG- Eastern 434G50Mn Europe AS4820TG- Serbia/ 434G50Mn Macedonia AS4820TG- Baltic 434G50Mn Acer Part No LX.PS G02.03 0 LX.PS G02.02 9 LX.PS G02.02 7 LX.PS G02.02 6 LX.PS G02.02 5 LX.PS - Acer Aspire 4820TG | Service Guide - Page 195
434G50Mn AS4820TG- WW 522G50Mn AS4820T- WW 522G16Mn AS4820TG- WW 332G16Mn AS4820T432G50Mn Singapore AS4820T354G32Mn Chile AS4820T354G32Mn ACLASpanish AS4820T354G32Mn ACLASpanish AS4820T354G32Mn ACLASpanish Acer Part No LX.PS G02.01 1 LX.PS G02.01 0 LX.PS G02.00 9 LX.PS G02.00 8 LX.PS - Acer Aspire 4820TG | Service Guide - Page 196
Russia Middle East Middle East South Africa Turkey Middle East Middle East South Africa Middle East Algeria South Africa Middle East Middle East Middle East Acer Part No LX.PS N02.10 8 LX.PS N0C.00 5 LX.PS N02.10 6 LX.PS N02.10 5 LX.PS N02.10 4 LX.PS N02.10 - Acer Aspire 4820TG | Service Guide - Page 197
AS4820T333G32Mn AS4820T333G32Mn Country Middle East South Africa Germany Poland Baltic Holland Belgium Switzerland Luxembour g Latvia Latvia UK Eastern Europe Eastern Europe Czech Israel Hungary Acer Part No LX.PS N02.09 1 LX.PS N02.08 9 LX.PS N02.08 8 LX.PS N02.08 7 LX.PS N02.08 6 LX.PS N02 - Acer Aspire 4820TG | Service Guide - Page 198
AS4820T432G32Mn AS4820T332G32Mn Country Baltic Portugal Cyprus Baltic Serbia/ Macedonia Italy Spain Denmark Eastern Europe Eastern Europe Greece Austria France Eastern Europe Malaysia Vietnam Vietnam Acer Part No LX.PS N02.07 3 LX.PS N02.07 2 LX.PS N02.07 1 LX.PS N02.07 0 LX.PS N02.06 9 LX.PS N02 - Acer Aspire 4820TG | Service Guide - Page 199
Country Malaysia Italy Philippines Italy Malaysia Malaysia Thailand Thailand China South Africa Middle East Middle East Turkey Middle East Middle East South Africa Middle East Acer Part No LX.PS N02.05 9 LX.PS N02.05 8 LX.PS N02.05 7 LX.PS N02.05 6 LX.PS N02.05 5 LX.PS N0C.00 - Acer Aspire 4820TG | Service Guide - Page 200
AS4820T334G32Mn Country Algeria Middle East Middle East South Africa Middle East Middle East Poland Germany Luxembour g Eastern Europe Latvia Latvia Hungary Israel Czech Cyprus Portugal Acer Part No LX.PS N02.04 3 LX.PS N02.04 2 LX.PS N02.04 1 LX.PS N02.04 0 LX.PS N02.03 9 LX.PS N02.03 - Acer Aspire 4820TG | Service Guide - Page 201
AS4820T334G32Mn Country Holland Belgium Switzerland Baltic UK Eastern Europe Baltic Denmark Eastern Europe Italy Spain Eastern Europe Serbia/ Macedonia Baltic Austria Greece Eastern Europe Acer Part No LX.PS N02.02 6 LX.PS N02.02 5 LX.PS N02.02 4 LX.PS N02.02 3 LX.PS N02.02 2 LX.PS N02 - Acer Aspire 4820TG | Service Guide - Page 202
UK 333G25Mn AS4820T- WW 334G25Mn AS4820T- WW 334G25Mn AS4820T332G32Mn Singapore AS4820T434G32Mn Singapore AS4820T334G32Mn Singapore AS4820T- WW 524G25Mn AS4820T- WW 522G16Mn AS4820T- WW 334G25Mn Acer Part No LX.PS N02.00 9 LX.PS N02.00 8 LX.PS N02.00 7 S2.PS N02.00 4 S2.PS N02.00 3 LX.PS - Acer Aspire 4820TG | Service Guide - Page 203
AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn 191 Country Middle East Acer Part No LX.PSE02.166 Memory 1 SO2GBIII10 Middle East LX.PSE02.165 SO2GBIII10 South Africa LX.PSE02.164 SO2GBIII10 - Acer Aspire 4820TG | Service Guide - Page 204
AS4820TG434G50Mn AS4820TG624G64Mn AS4820TG432G50Mn AS4820TG434G64Mn AS4820TG436G64Mn AS4820TG434G32Mn AS4820TG434G50Mi AS4820TG434G50Mn Appendix A Country Eastern Europe Austria Acer Part No LX.PSE02.141 Memory 1 SO2GBIII10 LX.PSE02.139 SO2GBIII10 Greece LX.PSE02.140 SO2GBIII10 France LX - Acer Aspire 4820TG | Service Guide - Page 205
AS4820TG524G64Mn AS4820TG434G50Mn AS4820TG436G64Mn AS4820TG436G64Mn AS4820TG436G64Mn AS4820TG436G64Mn AS4820TG436G64Mn AS4820TG436G64Mn AS4820TG436G64Mn 193 Country Turkey Acer Part No LX.PSE02.119 Memory 1 SO2GBIII10 France LX.PSE02.116 SO2GBIII10 France LX.PSE02.115 SO2GBIII10 Singapore - Acer Aspire 4820TG | Service Guide - Page 206
AS4820TG436G64Mn Appendix A Country Middle East Acer Part No LX.PSE02.090 Memory 1 SO4GBIII10 Algeria LX.PSE02.089 Baltic LX.PSE02.066 SO4GBIII10 Denmark LX.PSE02.065 SO4GBIII10 Memory 2 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 - Acer Aspire 4820TG | Service Guide - Page 207
AS4820TG434G64Mn AS4820TG434G64Mn AS4820TG434G64Mn AS4820TG434G64Mn AS4820TG434G64Mn AS4820TG434G64Mn AS4820TG434G64Mn AS4820TG434G64Mn 195 Country Eastern Europe Italy Acer Part No LX.PSE02.064 Memory 1 SO4GBIII10 LX.PSE02.063 SO4GBIII10 Spain LX.PSE02.062 SO4GBIII10 Eastern Europe Serbia - Acer Aspire 4820TG | Service Guide - Page 208
AS4820TG434G64Mn AS4820TG434G64Mn AS4820TG434G64Mn AS4820TG434G64Mn AS4820TG434G64Mn AS4820TG434G64Mn AS4820TG434G64Mn AS4820TG434G64Mn AS4820TG434G64Mn Appendix A Country Germany Acer Part No LX.PSE02.039 Memory 1 SO2GBIII10 Eastern Europe Latvia LX.PSE02.038 SO2GBIII10 LX.PSE02.037 SO2GBIII10 - Acer Aspire 4820TG | Service Guide - Page 209
AS4820TG433G32Mn 197 Country Eastern Europe France Acer Part No LX.PSE02.013 Memory 1 SO2GBIII10 LX.PSE02.012 Middle East LX.PSG02.119 SO2GBIII10 Middle East LX.PSG02.118 SO2GBIII10 Memory 2 SO2GBIII10 SO2GBIII10 N N SO2GBIII10 SO4GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO4GBIII10 - Acer Aspire 4820TG | Service Guide - Page 210
AS4820TG433G32Mn AS4820TG433G32Mn Appendix A Country Acer Part No South Africa LX.PSG02.117 Memory 1 SO2GBIII10 Turkey LX.PSG02 LX.PSG02.093 SO2GBIII10 Eastern Europe LX.PSG02.092 SO2GBIII10 Memory 2 SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 - Acer Aspire 4820TG | Service Guide - Page 211
AS4820TG433G32Mn AS4820TG333G32Mn AS4820TG433G32Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG334G32Mn AS4820TG332G32Mn AS4820TG522G32Mn 199 Country Eastern Europe Czech Acer Part No LX.PSG02.091 Memory 1 SO2GBIII10 LX.PSG02.090 SO2GBIII10 Hungary LX.PSG02.089 SO2GBIII10 Israel LX.PSG02 - Acer Aspire 4820TG | Service Guide - Page 212
AS4820TG432G64Mn AS4820TG434G32Mn AS4820TG334G32Mn AS4820TG432G32Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn Appendix A Country Thailand Acer Part No LX.PSG02.068 Memory 1 SO2GBIII10 Thailand LX.PSG02.067 SO2GBIII10 GCTWN LX.PSG02.055 SO2GBIII10 - Acer Aspire 4820TG | Service Guide - Page 213
AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn AS4820TG434G50Mn 201 Country Middle East Acer Part No LX.PSG02.045 Memory 1 SO2GBIII10 South Africa LX.PSG02.044 SO2GBIII10 Middle East LX.PSG02.043 SO2GBIII10 - Acer Aspire 4820TG | Service Guide - Page 214
AS4820T354G32Mn AS4820T354G32Mn Appendix A Country Baltic Acer Part No LX.PSG02.019 Memory 1 SO2GBIII10 Eastern Europe Italy LX.PSN02.109 LX.PSN02.108 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 Memory 2 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 - Acer Aspire 4820TG | Service Guide - Page 215
AS4820T333G32Mn AS4820T333G32Mn AS4820T333G32Mn 203 Country China Acer Part No LX.PSN0C.005 Memory 1 SO2GBIII10 Ukraine LX.PSN02.106 LX.PSN02.083 SO2GBIII10 Luxembour g LX.PSN02.082 SO2GBIII10 Memory 2 N SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 - Acer Aspire 4820TG | Service Guide - Page 216
AS4820T432G32Mn AS4820T332G32Mn Appendix A Country Latvia Acer Part No LX.PSN02.081 Memory 1 SO2GBIII10 Latvia LX.PSN02.080 Vietnam LX.PSN0C.003 SO2GBIII10 Vietnam LX.PSN0C.002 SO2GBIII10 Memory 2 SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 SO1GBIII10 - Acer Aspire 4820TG | Service Guide - Page 217
AS4820T334G32Mn AS4820T334G32Mn AS4820T334G32Mn 205 Country Malaysia Acer Part No LX.PSN02.059 Memory 1 SO2GBIII10 Italy LX.PSN02.058 PSN02.038 SO2GBIII10 Poland LX.PSN02.037 SO2GBIII10 Germany LX.PSN02.036 SO2GBIII10 Memory 2 N SO1GBIII10 N SO1GBIII10 N N N N N SO2GBIII10 SO2GBIII10 - Acer Aspire 4820TG | Service Guide - Page 218
Luxembour g Eastern Europe Latvia Acer Part No LX.PSN02.035 LX.PSN02.034 LX.PSN02.033 Memory 1 SO2GBIII10 SO2GBIII10 SO2GBIII10 Latvia LX.PSN02.012 SO2GBIII10 Greece LX.PSN02.011 SO2GBIII10 Memory 2 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 SO2GBIII10 - Acer Aspire 4820TG | Service Guide - Page 219
AS4820T334G32Mn AS4820T524G25Mn AS4820T522G16Mn AS4820T334G25Mn Country Eastern Europe France UK UK WW WW Singapore Singapore Singapore WW WW WW Acer Part No LX.PSN02.010 Memory 1 SO2GBIII10 LX.PSN02.009 SO2GBIII10 LX.PSN02.008 SO2GBIII10 LX.PSN02.007 SO2GBIII10 S2.PSN02.004 SO2GBIII10 S2 - Acer Aspire 4820TG | Service Guide - Page 220
Appendix A 208 - Acer Aspire 4820TG | Service Guide - Page 221
are tested under Windows® 7 with backwards compatibility to Windows® XP. Refer to the following lists for components, adapter cards, and peripherals which have passed these tests. Regarding configuration, combination and test procedures, please refer to the Acer Aspire 4820T Compatibility Test - Acer Aspire 4820TG | Service Guide - Page 222
Microsoft® Windows® 7 Environment Test 210 Appendix B - Acer Aspire 4820TG | Service Guide - Page 223
of Acer's Notebook, Desktop and Server models including: • Service guides for all models • User's manuals • Bios updates • Software utilities • Spare parts lists • TABs (Technical Announcement Bulletin) For these purposes, we have included an Acrobat File to facilitate the problem-free downloading - Acer Aspire 4820TG | Service Guide - Page 224
212 Appendix C - Acer Aspire 4820TG | Service Guide - Page 225
75 B Battery Pack 40 BIOS ROM type 13 vendor 13 Version 13 BIOS Utility 19-27 Advanced 22 Boot 25 Exit 26 Navigating 19 Onboard Device Configuration 23 Power 25 Save and Exit 26 Security 22 System Security 26 Board Layout Top View 119 brightness hotkeys 12 C Camera Module 71 Common Problems 104 - Acer Aspire 4820TG | Service Guide - Page 226
Failure 111 Online Support Information 129 optical drive module 43 P Panel 5 Bottom 7 left 5 Power On Failure 104 R RTC Battery 65 S SD Card 41 Speaker Module 115 Power On 104 Thermal Unit 114 TouchPad 108 WLAN 114 U Undetermined Problems 116 USB Board 57 utility 214 BIOS 19-27 W Windows 2000