Aspire 4220 / 4520 User's Guide EN
Page 6
... but are positioned at least 1.5 centimeters (5/8 inches) away from your laptop under the following conditions. Do not place credit cards or other magnetic storage media near the device, because information stored on them out of the reach of inadequately protected medical devices... transmit data files or messages, this equipment during lightning or thunderstorms. Warning! vi Telephone line safety • Disconnect all wireless or radio transmitting devices when using equipment that the above -stated distance from your reseller for purchase options. Remember to follow...
... but are positioned at least 1.5 centimeters (5/8 inches) away from your laptop under the following conditions. Do not place credit cards or other magnetic storage media near the device, because information stored on them out of the reach of inadequately protected medical devices... transmit data files or messages, this equipment during lightning or thunderstorms. Warning! vi Telephone line safety • Disconnect all wireless or radio transmitting devices when using equipment that the above -stated distance from your reseller for purchase options. Remember to follow...
Aspire 4220 / 4520 User's Guide EN
Page 41
....46 x 9.72 x 1.38/1.49 inches) • 2.48 kg (5.48lbs.) with UMA • 2.52 kg(5.55 lbs.) with discrete MXM card • ACPI 3.0 CPU power management standard: supports Standby and Hibernation power-saving modes • 53.28 W 4800 mAh 6-cell Li-ion battery ...Built-in microphone Acer Video Conference, featuring: • Integrated Acer Crystal Eye webcam, supporting Acer PrimaLite™ technology • Optional Acer Xpress VoIP phone • WLAN: Acer InviLink™ 802.11b/g and 802.11a/g/n Wi-Fi CERTIFIED® solution, supporting Acer SignalUp™ wireless technology •...
....46 x 9.72 x 1.38/1.49 inches) • 2.48 kg (5.48lbs.) with UMA • 2.52 kg(5.55 lbs.) with discrete MXM card • ACPI 3.0 CPU power management standard: supports Standby and Hibernation power-saving modes • 53.28 W 4800 mAh 6-cell Li-ion battery ...Built-in microphone Acer Video Conference, featuring: • Integrated Acer Crystal Eye webcam, supporting Acer PrimaLite™ technology • Optional Acer Xpress VoIP phone • WLAN: Acer InviLink™ 802.11b/g and 802.11a/g/n Wi-Fi CERTIFIED® solution, supporting Acer SignalUp™ wireless technology •...
Aspire 4220 / 4520 User's Guide EN
Page 108
... does not emit radio frequencies simultaneously from both antennas. English English 89 The FCC RF safety requirement The radiated output power of the wireless LAN Mini PCI Card and Bluetooth card is restricted to indoor use due to its operation in the 5.15 to 5.25 GHz frequency range. FCC requires this device. These... for human contact during normal operation is minimized as primary users of the 5.25 to 5.35 GHz and 5.65 to 5.85 GHz bands. Note: The Acer wireless Mini PCI adapter implements a transmission diversity function.
... does not emit radio frequencies simultaneously from both antennas. English English 89 The FCC RF safety requirement The radiated output power of the wireless LAN Mini PCI Card and Bluetooth card is restricted to indoor use due to its operation in the 5.15 to 5.25 GHz frequency range. FCC requires this device. These... for human contact during normal operation is minimized as primary users of the 5.25 to 5.35 GHz and 5.65 to 5.85 GHz bands. Note: The Acer wireless Mini PCI adapter implements a transmission diversity function.
Service Guide
Page 8
... Kedron-n 3945abg network connection (dual-band tri-mode 802.11a/b/g/n) Wi-Fi CERTIFIEDTM solution, supporting Acer SignalUpTM wireless technology Mini Cards T One mini card slot for a wireless LAN 802.11bg / 802.11 abg module I/O Ports T T T T T T Express Card slot (34 pin) 5-in -1 card reader, supporting Secure Digital (SD), MultiMediaCard (MMC), Memory Stick® (MS), Memory Stick PROTM (MS...
... Kedron-n 3945abg network connection (dual-band tri-mode 802.11a/b/g/n) Wi-Fi CERTIFIEDTM solution, supporting Acer SignalUpTM wireless technology Mini Cards T One mini card slot for a wireless LAN 802.11bg / 802.11 abg module I/O Ports T T T T T T Express Card slot (34 pin) 5-in -1 card reader, supporting Secure Digital (SD), MultiMediaCard (MMC), Memory Stick® (MS), Memory Stick PROTM (MS...
Service Guide
Page 41
... PnP IRQ USB Port Item Chipset USB Compliancy Level OHCI Number of USB ports Location Serial port function control PCMCIA Port Item PCMCIA controller Supports card type Number of slots Access location Supports ZV (Zoomed Video) port Supports 32 bit CardBus System Board Major Chips Item Core logic LAN USB 2.0 Super...
... PnP IRQ USB Port Item Chipset USB Compliancy Level OHCI Number of USB ports Location Serial port function control PCMCIA Port Item PCMCIA controller Supports card type Number of slots Access location Supports ZV (Zoomed Video) port Supports 32 bit CardBus System Board Major Chips Item Core logic LAN USB 2.0 Super...
Service Guide
Page 64
... by the two bracket as shown. 58 Chapter 3 Use a flat screwdriver to first remove the back panel. Press and release the PC dummy card from the PC slot as shown. To access the internal laptop components, you have to gently push out the ODD module as shown. Removing the... panel up as shown. 2. Turn over the laptop and remove the nine screws fastening the back panel. 3. Removing the HDD Module/ODD Module/Memory/Wireless LAN Card/ Keyboard and the LCD Module 1. Remove the screw fastening the ODD module. 7. Removing the ODD Module 6. Remove the two screws fastening the HDD ...
... by the two bracket as shown. 58 Chapter 3 Use a flat screwdriver to first remove the back panel. Press and release the PC dummy card from the PC slot as shown. To access the internal laptop components, you have to gently push out the ODD module as shown. Removing the... panel up as shown. 2. Turn over the laptop and remove the nine screws fastening the back panel. 3. Removing the HDD Module/ODD Module/Memory/Wireless LAN Card/ Keyboard and the LCD Module 1. Remove the screw fastening the ODD module. 7. Removing the ODD Module 6. Remove the two screws fastening the HDD ...
Service Guide
Page 66
Disconnect the main and auxiliary antenna from the DIMM socket (If the notebook has two memory modules, then repeat this step). Removing the Wireless LAN Card 10. Remove the two screws fastening the wireless LAN card panel. 11. Lift up . 9. Removing the Memory 8. Remove the memory from the wireless LAN card. 13. Take out the wireless LAN card from the main unit. 60 Chapter 3 Pull out the snaps securing the memory in place. Remove the two screws fastening the wireless LAN card. 14. The memory will pop up the panel as shown. 12.
Disconnect the main and auxiliary antenna from the DIMM socket (If the notebook has two memory modules, then repeat this step). Removing the Wireless LAN Card 10. Remove the two screws fastening the wireless LAN card panel. 11. Lift up . 9. Removing the Memory 8. Remove the memory from the wireless LAN card. 13. Take out the wireless LAN card from the main unit. 60 Chapter 3 Pull out the snaps securing the memory in place. Remove the two screws fastening the wireless LAN card. 14. The memory will pop up the panel as shown. 12.