Extensa 4620Z / 4220 User's Guide EN
Page 13
...Note: Viewing the file requires Adobe Reader. See "Front view" on your notebook. The printed User's Guide introduces you for making an Acer notebook your choice for the location of the power button. It is not installed on your computer, clicking on AcerSystem User's Guide. xiii ... Reader, access the Help and Support menu. Follow the instructions on the computer, simply press and release the power button below the LCD screen beside the easy-launch buttons. Basic care and tips for Starters... This guide contains detailed information on how your computer can help you...
...Note: Viewing the file requires Adobe Reader. See "Front view" on your notebook. The printed User's Guide introduces you for making an Acer notebook your choice for the location of the power button. It is not installed on your computer, clicking on AcerSystem User's Guide. xiii ... Reader, access the Help and Support menu. Follow the instructions on the computer, simply press and release the power button below the LCD screen beside the easy-launch buttons. Basic care and tips for Starters... This guide contains detailed information on how your computer can help you...
Extensa 4620Z / 4220 User's Guide EN
Page 36
... one-touch access to protection and manageability features for a more details. 13 Empowering Launch Acer Empowering Technology key and right) *The center button serves as Acer BioProtect fingerprint reader supporting Acer FingerNav 4-way control function (manufacturing option) or a 4-way scroll button (manufacturing option...on page 27 for more secure, smarter and easier way to work. 16 English # Item Description 3 Display screen Also called Liquid-Crystal Display (LCD), displays computer output. 4 Status indicators Light-Emitting Diodes (LEDs) that light up to show the status of...
... one-touch access to protection and manageability features for a more details. 13 Empowering Launch Acer Empowering Technology key and right) *The center button serves as Acer BioProtect fingerprint reader supporting Acer FingerNav 4-way control function (manufacturing option) or a 4-way scroll button (manufacturing option...on page 27 for more secure, smarter and easier way to work. 16 English # Item Description 3 Display screen Also called Liquid-Crystal Display (LCD), displays computer output. 4 Status indicators Light-Emitting Diodes (LEDs) that light up to show the status of...
Extensa 4620Z / 4220 User's Guide EN
Page 96
... ergonomic specifications English Design viewing distance Design inclination angle Design azimuth angle Viewing direction range class Screen tilt angle Design screen illuminance Reflection class of LCD panel (positive and negative polarity) Image polarity Reference white: Pre-setting of luminance and color temperature @ 6500K (tested under ... 85.0° • Illuminance level: [250 + (250cosα)] lx where α = 85° • Color: Source D65 • Ordinary LCD: Class I • Protective or Acer CrystalBrite™ LCD: Class III Both • Yn • u'n • v'n Class II
... ergonomic specifications English Design viewing distance Design inclination angle Design azimuth angle Viewing direction range class Screen tilt angle Design screen illuminance Reflection class of LCD panel (positive and negative polarity) Image polarity Reference white: Pre-setting of luminance and color temperature @ 6500K (tested under ... 85.0° • Illuminance level: [250 + (250cosα)] lx where α = 85° • Color: Source D65 • Ordinary LCD: Class I • Protective or Acer CrystalBrite™ LCD: Class III Both • Yn • u'n • v'n Class II
TravelMate 4320/4720 and Extensa 4220/4620 Service Guide
Page 14
... # Item 1 Acer CrystalEye 2 Microphone 3 Display screen 4 Status indicators 5 Keyboard 6 Palmrest 7 Touchpad 8 Click buttons (left and right mouse buttons. *The center button serves as a 4-way scroll button (for selected models) or Acer BioProtect fingerprint reader supporting Acer FingerNav 4-way control...functions and components. The left and right buttons function like a computer mouse. Launch Acer Empowering Technology Chapter 1 Also called Liquid-Crystal Display (LCD), displays computer output. For entering data into your computer. Three productivity keys give ...
... # Item 1 Acer CrystalEye 2 Microphone 3 Display screen 4 Status indicators 5 Keyboard 6 Palmrest 7 Touchpad 8 Click buttons (left and right mouse buttons. *The center button serves as a 4-way scroll button (for selected models) or Acer BioProtect fingerprint reader supporting Acer FingerNav 4-way control...functions and components. The left and right buttons function like a computer mouse. Launch Acer Empowering Technology Chapter 1 Also called Liquid-Crystal Display (LCD), displays computer output. For entering data into your computer. Three productivity keys give ...
TravelMate 4320/4720 and Extensa 4220/4620 Service Guide
Page 73
... page 61. 7. Removing the Middle Cover 1. See "Removing the CPU Heatsink Module" on page 60. 6. 7. See "Removing the Lower Cover" on page 51. 3. Open the LCD screen all the way to install the CPU with PIN 1 at the corner as shown. See "Removing the SD Dummy Card" on page 53. 5. Using a flat...
... page 61. 7. Removing the Middle Cover 1. See "Removing the CPU Heatsink Module" on page 60. 6. 7. See "Removing the Lower Cover" on page 51. 3. Open the LCD screen all the way to install the CPU with PIN 1 at the corner as shown. See "Removing the SD Dummy Card" on page 53. 5. Using a flat...
TravelMate 4320/4720 and Extensa 4220/4620 Service Guide
Page 114
... LCD contrast cannot be adjusted Unreadable LCD screen Missing pels in Sequence Reconnect the inverter board Inverter board Mainboard Power-Related Symptoms Symptom / Error Power shuts down during operation The system doesn't power-on page 95. LCD inverter ID LCD cable LCD inverter LCD Mainboard Reconnect the LCD connector LCD inverter ID LCD cable LCD inverter LCD Mainboard LCD inverter ID LCD inverter LCD cable LCD...
... LCD contrast cannot be adjusted Unreadable LCD screen Missing pels in Sequence Reconnect the inverter board Inverter board Mainboard Power-Related Symptoms Symptom / Error Power shuts down during operation The system doesn't power-on page 95. LCD inverter ID LCD cable LCD inverter LCD Mainboard Reconnect the LCD connector LCD inverter ID LCD cable LCD inverter LCD Mainboard LCD inverter ID LCD inverter LCD cable LCD...