Extensa 4420 / 4120 User's Guide EN
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... 80% of any kind into this product through cabinet slots as they may result in a grounded power outlet. The openings should never be blocked or covered. Do not insert the plug into the extension cord does not exceed the extension cord ampere rating. Never spill liquid of the branch circuit rating...
... 80% of any kind into this product through cabinet slots as they may result in a grounded power outlet. The openings should never be blocked or covered. Do not insert the plug into the extension cord does not exceed the extension cord ampere rating. Never spill liquid of the branch circuit rating...
Extensa 4420 / 4120 User's Guide EN
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...has been damaged • the product exhibits a distinct change in performance, indicating a need to replace the power cord set, make sure that are covered by a qualified technician to restore the product to normal condition. For safety reasons, and to qualified service personnel. The battery can be charged and... Unplug this product yourself, as opening or removing covers may cause the battery to leak acid, become hot, explode or ignite and cause injury and/or damage. Do not use it in a...
...has been damaged • the product exhibits a distinct change in performance, indicating a need to replace the power cord set, make sure that are covered by a qualified technician to restore the product to normal condition. For safety reasons, and to qualified service personnel. The battery can be charged and... Unplug this product yourself, as opening or removing covers may cause the battery to leak acid, become hot, explode or ignite and cause injury and/or damage. Do not use it in a...
Extensa 4420 / 4120 User's Guide EN
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... the computer's battery status. Fully charged: The light shows green when in AC mode. English The front panel indicators are visible even when the computer cover is active. Icon Function Description HDD Indicates when the hard disk drive is closed up. Num Lock Lights up when Caps Lock is activated. Wireless...
... the computer's battery status. Fully charged: The light shows green when in AC mode. English The front panel indicators are visible even when the computer cover is active. Icon Function Description HDD Indicates when the hard disk drive is closed up. Num Lock Lights up when Caps Lock is activated. Wireless...
Extensa 4420 / 4120 User's Guide EN
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... traveling. With your support, we can still get in the flap located inside the front cover of service centers are required to give you a helping hand. Please consult http://global.acer.com. You are there to provide the following information available when you call takes and help...instructions to know about the ITW program. A list of beeps). Place your ITW passport on hand, especially when you call Please have an Acer-authorized ITW service site, you are error messages or beeps reported by an International Travelers Warranty (ITW) that gives you need to perform ...
... traveling. With your support, we can still get in the flap located inside the front cover of service centers are required to give you a helping hand. Please consult http://global.acer.com. You are there to provide the following information available when you call takes and help...instructions to know about the ITW program. A list of beeps). Place your ITW passport on hand, especially when you call Please have an Acer-authorized ITW service site, you are error messages or beeps reported by an International Travelers Warranty (ITW) that gives you need to perform ...
Extensa 4420 / 4120 User's Guide EN
Page 70
...hints to use the computer again, unlatch and open the display; When you are using one to shut down the computer. 4 Close the display cover. 5 Disconnect the cord from your computer from external accessories: 1 Save any media, floppy disks or compact disks from the drive(s). 3 Shut down...to a client's office or a different building, you are just moving the computer, close and latch the display. Then close and latch the display cover to a meeting room. To bring the computer out of Sleep mode, open files. 2 Remove any open the display; Preparing the computer Before ...
...hints to use the computer again, unlatch and open the display; When you are using one to shut down the computer. 4 Close the display cover. 5 Disconnect the cord from your computer from external accessories: 1 Save any media, floppy disks or compact disks from the drive(s). 3 Shut down...to a client's office or a different building, you are just moving the computer, close and latch the display. Then close and latch the display cover to a meeting room. To bring the computer out of Sleep mode, open files. 2 Remove any open the display; Preparing the computer Before ...
Extensa 4420 / 4120 User's Guide EN
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... you have removed all media and compact disks from the drive(s). Pressure against the top cover can damage the drive head. • Pack the computer in Sleep mode. What to bring anything with you probably do not need to plug in ... packing items next to your computer. If the power indicator is off . Preparing the computer After disconnecting the computer from your office to the top cover of time. What to prepare the computer for a period of the computer.
... you have removed all media and compact disks from the drive(s). Pressure against the top cover can damage the drive head. • Pack the computer in Sleep mode. What to bring anything with you probably do not need to plug in ... packing items next to your computer. If the power indicator is off . Preparing the computer After disconnecting the computer from your office to the top cover of time. What to prepare the computer for a period of the computer.
Extensa 4420 / 4120 User's Guide EN
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... (if connected) and remove the battery pack. BIOS utility The BIOS utility is a hardware configuration program built into place. 4 Replace the memory cover and secure it . However, if you encounter configuration problems, you do not need to run it with the screw. 5 Reinstall the battery pack... BIOS utility, press during the POST; then lift up and remove the memory cover. 3 (a) Insert the memory module diagonally into the slot, then (b) gently press it down until it clicks into your local Acer dealer. while the notebook PC logo is already properly configured and optimized, and...
... (if connected) and remove the battery pack. BIOS utility The BIOS utility is a hardware configuration program built into place. 4 Replace the memory cover and secure it . However, if you encounter configuration problems, you do not need to run it with the screw. 5 Reinstall the battery pack... BIOS utility, press during the POST; then lift up and remove the memory cover. 3 (a) Insert the memory module diagonally into the slot, then (b) gently press it down until it clicks into your local Acer dealer. while the notebook PC logo is already properly configured and optimized, and...
TravelMate 4520/4220, Extensa 4420/4120 Service Guide
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... or extra memory capability). These LOCALIZED FEATURES will not be covered in the printed Service Guide. V Service Guide Coverage This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION decided for Acer's "global" product offering. You MUST use the list provided...part number change is made, it will NOT be noted in this printed Service Guide. In such cases, please contact your regional Acer office to provide you with further technical details. add-on your regional office MAY have a DIFFERENT part number code to those given...
... or extra memory capability). These LOCALIZED FEATURES will not be covered in the printed Service Guide. V Service Guide Coverage This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION decided for Acer's "global" product offering. You MUST use the list provided...part number change is made, it will NOT be noted in this printed Service Guide. In such cases, please contact your regional Acer office to provide you with further technical details. add-on your regional office MAY have a DIFFERENT part number code to those given...
TravelMate 4520/4220, Extensa 4420/4120 Service Guide
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... Disassembly Flowchart 29 Removing the SD Dummy Card 30 Removing the PC Card Dummy Card 30 Removing the Battery Pack 31 Removing the Lower Case Cover 32 Removing the Memory Modules 32 Removing the WLAN Board 33 Removing and Dismantling the HDD Assembly 34 Removing and Dismantling the ODD Assembly 36... Processor Cooling Fan 38 Removing the Heat Sink 39 Removing the Processor 40 Main Unit Disassembly 41 Main Unit Disassembly Flowchart 41 Removing the Middle Cover 42 Removing the Keyboard 42 Removing the LCD Module 43 Removing the Upper Case 47 VII
... Disassembly Flowchart 29 Removing the SD Dummy Card 30 Removing the PC Card Dummy Card 30 Removing the Battery Pack 31 Removing the Lower Case Cover 32 Removing the Memory Modules 32 Removing the WLAN Board 33 Removing and Dismantling the HDD Assembly 34 Removing and Dismantling the ODD Assembly 36... Processor Cooling Fan 38 Removing the Heat Sink 39 Removing the Processor 40 Main Unit Disassembly 41 Main Unit Disassembly Flowchart 41 Removing the Middle Cover 42 Removing the Keyboard 42 Removing the LCD Module 43 Removing the Upper Case 47 VII
TravelMate 4520/4220, Extensa 4420/4120 Service Guide
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Battery pack Battery release latch Provides power to the hard drive. Releases the battery pack for removal. Note: Do not cover or obstruct the opening of the fan. Base View Number 1 2 3 4 5 6 Icon Item Battery lock Description Secures the battery pack in position. Chapter 1 9 Provides anti-shock/bump protection to the computer. Protects the external modules located on the system lower case. Ventilation slots Acer DASP pad Lower case cover Enable the computer to stay cool, even after prolonged use.
Battery pack Battery release latch Provides power to the hard drive. Releases the battery pack for removal. Note: Do not cover or obstruct the opening of the fan. Base View Number 1 2 3 4 5 6 Icon Item Battery lock Description Secures the battery pack in position. Chapter 1 9 Provides anti-shock/bump protection to the computer. Protects the external modules located on the system lower case. Ventilation slots Acer DASP pad Lower case cover Enable the computer to stay cool, even after prolonged use.
TravelMate 4520/4220, Extensa 4420/4120 Service Guide
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... press Enter. You will continue to the instructions described on page 32. 20 Chapter 2 Unplug the power cord from the computer. 3. Remove the lower case cover according to function normally but you made and close the Setup Utility.
... press Enter. You will continue to the instructions described on page 32. 20 Chapter 2 Unplug the power cord from the computer. 3. Remove the lower case cover according to function normally but you made and close the Setup Utility.
TravelMate 4520/4220, Extensa 4420/4120 Service Guide
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To decode HDD password error code for unlock hard disk. 1. Type the following command: A\> unlock6 XXXXX 00 3. Reinstall the memory modules and the lower case cover. 9. Press F10 to clear all system passwords. 8. Chapter 2 21 5. Short the G41 pin to save the changes you made and close the Setup Utility. Open ...
To decode HDD password error code for unlock hard disk. 1. Type the following command: A\> unlock6 XXXXX 00 3. Reinstall the memory modules and the lower case cover. 9. Press F10 to clear all system passwords. 8. Chapter 2 21 5. Short the G41 pin to save the changes you made and close the Setup Utility. Open ...
TravelMate 4520/4220, Extensa 4420/4120 Service Guide
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External Modules Disassembly External Modules Disassembly Flowchart Turn off computer and disconnect power cord SD dummy card EXpressCard dummy card Battery pack L-case cover (Ax1, Bx7, Cx1) DIMM WLAN board (Dx2) HDD assembly ODD assembly Fan (Dx1) Hard drive shielding (Ex2) Hard drive module ODD bracket (Cx1) ODD module (...
External Modules Disassembly External Modules Disassembly Flowchart Turn off computer and disconnect power cord SD dummy card EXpressCard dummy card Battery pack L-case cover (Ax1, Bx7, Cx1) DIMM WLAN board (Dx2) HDD assembly ODD assembly Fan (Dx1) Hard drive shielding (Ex2) Hard drive module ODD bracket (Cx1) ODD module (...
TravelMate 4520/4220, Extensa 4420/4120 Service Guide
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Remove the screws securing the lower case cover. Push out the latches on both sides of the exterior DIMM slot (DM1). 32 Chapter 3 Step 1 Type M2 x L8 BZN+NYLOK M2 x L4 BZN Quantity 1 4 Color Black Black Torque 1.6 kgf-cm +/-15% 1.6 kgf-cm +/-15% 2. Pry the lower case cover from the main unit, then remove it. Removing the Lower Case Cover 1. Removing the Memory Modules 1.
Remove the screws securing the lower case cover. Push out the latches on both sides of the exterior DIMM slot (DM1). 32 Chapter 3 Step 1 Type M2 x L8 BZN+NYLOK M2 x L4 BZN Quantity 1 4 Color Black Black Torque 1.6 kgf-cm +/-15% 1.6 kgf-cm +/-15% 2. Pry the lower case cover from the main unit, then remove it. Removing the Lower Case Cover 1. Removing the Memory Modules 1.
TravelMate 4520/4220, Extensa 4420/4120 Service Guide
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... with a protective film before disassembling the main unit. Main Unit Disassembly Flowchart Main unit Keyboard Middle cover LCD module (Cx2, Hx2) Power board (Dx4) Upper case (Ix1, Cx10, Jx2, Dx3) ) Lower case Power FPC cable Modem board (Fx2) Speaker case (Dx3, Kx3) ...
... with a protective film before disassembling the main unit. Main Unit Disassembly Flowchart Main unit Keyboard Middle cover LCD module (Cx2, Hx2) Power board (Dx4) Upper case (Ix1, Cx10, Jx2, Dx3) ) Lower case Power FPC cable Modem board (Fx2) Speaker case (Dx3, Kx3) ...
TravelMate 4520/4220, Extensa 4420/4120 Service Guide
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Removing the Keyboard 1. Removing the Middle Cover 1. Use a plastic flat screwdriver to facilitate the easy removal of the cover, then continue prying on the hinge sides until the cover is released from the main unit. Open the LCD panel completely to pry open the outer edge of the middle cover. 2. Remove the middle cover from the U-case. 3. Step 1 Type M2 x L2.5 BZN+NYLOK 42 Quantity 2 Color Silver Torque 1.6 kgf-cm +/-15% Chapter 3 Remove the screws securing the keyboard.
Removing the Keyboard 1. Removing the Middle Cover 1. Use a plastic flat screwdriver to facilitate the easy removal of the cover, then continue prying on the hinge sides until the cover is released from the main unit. Open the LCD panel completely to pry open the outer edge of the middle cover. 2. Remove the middle cover from the U-case. 3. Step 1 Type M2 x L2.5 BZN+NYLOK 42 Quantity 2 Color Silver Torque 1.6 kgf-cm +/-15% Chapter 3 Remove the screws securing the keyboard.
TravelMate 4520/4220, Extensa 4420/4120 Service Guide
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... test 113 controller specifications 119 features 2 LCD panel 5 S-Video/TV-out port 8 VGA port 8 video memory 17 E easy-launch keys 11, 12 Acer Empowering 11 Bluetooth 10 browser 11 configuring 11, 25 mail 11 programmable 11 E-key board, part number 89, 98 Ethernet port controller specifications 120 location... external modules disassembly battery pack 31 cooling fan 38 ExpressCard/54 dummy card 30 flowchart 29 HDD assembly 34 heat sink 39 lower case cover 32 ODD assembly 36 128 processor 40 SD dummy card 30 WLAN board 33 F Features 117 fingerprint board cable connector 84 removing 50 ...
... test 113 controller specifications 119 features 2 LCD panel 5 S-Video/TV-out port 8 VGA port 8 video memory 17 E easy-launch keys 11, 12 Acer Empowering 11 Bluetooth 10 browser 11 configuring 11, 25 mail 11 programmable 11 E-key board, part number 89, 98 Ethernet port controller specifications 120 location... external modules disassembly battery pack 31 cooling fan 38 ExpressCard/54 dummy card 30 flowchart 29 HDD assembly 34 heat sink 39 lower case cover 32 ODD assembly 36 128 processor 40 SD dummy card 30 WLAN board 33 F Features 117 fingerprint board cable connector 84 removing 50 ...
TravelMate 4520/4220, Extensa 4420/4120 Service Guide
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... part number 90, 99 removing 61 system board connector 84 LED board removing 49 line-in jack 6 lower case part number 95, 104 lower case cover part number 95, 104 removing 32 M main unit disassembly Bluetooth board 53 card reader board 52 DIMM 32 fingerprint board 50 flowchart 41 keyboard 42... LCD module 43 LED board 49 middle cover 42 modem board 55 speakers 55 system board 54 touchpad board 50 upper case 47 memory check size 17 DIMM slots 85 part number 95...
... part number 90, 99 removing 61 system board connector 84 LED board removing 49 line-in jack 6 lower case part number 95, 104 lower case cover part number 95, 104 removing 32 M main unit disassembly Bluetooth board 53 card reader board 52 DIMM 32 fingerprint board 50 flowchart 41 keyboard 42... LCD module 43 LED board 49 middle cover 42 modem board 55 speakers 55 system board 54 touchpad board 50 upper case 47 memory check size 17 DIMM slots 85 part number 95...
TravelMate 4520/4220, Extensa 4420/4120 Service Guide
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part number 89, 98 removing 63 middle cover part number 95, 104 removing 42 modem board connector 85 part number 90, 99 removing 55 modem cable part number 91, 100 modem port location 8 O ... legend bar 14 Main menu 17 menu bar 14 navigating 15 Security menu 18 system dafaults 23 POST beep codes 72 error messages 69 power Acer QuicCharge 3 battery pack 9 button 5 DC-in jack 8 disconnecting 28 indicator 10 power management 3 power management specification 125 power board part number 90, 99 power-on...
part number 89, 98 removing 63 middle cover part number 95, 104 removing 42 modem board connector 85 part number 90, 99 removing 55 modem cable part number 91, 100 modem port location 8 O ... legend bar 14 Main menu 17 menu bar 14 navigating 15 Security menu 18 system dafaults 23 POST beep codes 72 error messages 69 power Acer QuicCharge 3 battery pack 9 button 5 DC-in jack 8 disconnecting 28 indicator 10 power management 3 power management specification 125 power board part number 90, 99 power-on...