Acer Extensa 5420G Notebook O2 Card Reader Driver for Windows 7

Processor:
- AMD Turion 64 X2 dual-core mobile technology
TL-52/TL-56/TL-58/TL-60/TL-64/TL-66 (2 x 512 KB L2 cache, 1.6/1.8/1.9/2.0/2.2/2.3 GHz, 1600 MHz HyperTransport bus),
- AMD Turion 64 mobiltechnologye MK-36/MK-38 (2 x 256 KB L2 cache, 2.0/2.2 GHz, 1600 MHz HyperTransport bus) or
- AMD Athlon 64 X2 dual-core mobile technology TK-53/TK-55 (2 x 256 KB L2 cache, 1.7/1.8 GHz, 1600 MHz HyperTransport bus)

Chipset:
- ATI M690G chipset

System Memory:
- Up to 2 GB of DDR2 667 MHz memory, upgradeable to 4 GB using two soDIMM modules (dual-channel support)

Video Subsystem:
- ATI Mobility Radeon HD 2400 XT with up to 1024 MB of HyperMemory (256 MB of dedicated GDDR2 VRAM, up to 768 MB of shared system memory), supporting Microsoft DirectX 9, DirectX 10, PCI Express or
- ATI Mobility Radeon HD 2600 with up to 1280 MB of HyperMemory (512 MB of dedicated GDDR2 VRAM, up to 768 MB of shared system memory), supporting Microsoft DirectX 9, DirectX 10, PCI Express (varies by model)

LCD Properties:
- 15.4" WXGA TFT LCD, 1280 x 800 pixel resolution

Hard Disk Drive:
- up to 160 GB Hard Disk Drive (varies by model)

Optical Drive:
8X DVD-Super Multi double-layer or DVD/CD-RW Combo (varies by model)
Battery, Primary:
- Lithium Ion
- 71 W 4800 mAh 8-cell battery pack: up to 3.2-hour battery life or
- 44 W 4000 mAh 6-cell battery pack: up to 2-hour battery life
- Acer QuicCharge technology: 80% charge in 1 hour,
- 2-hour rapid charge system-off, 3-hour charge-in-use

Sound Subsystem:
- Audio system with built-in speakers
- SoundBlaster Pro and MS-Sound compatible

PCCard Support:
- 1Type II PCCard slot
- 1 ExpressCard/54 slot

Pointing Device:
- Touchpad

Peripheral Subsystem:
- 4 USB 2.0 ports, 1 DVI-D port, 1 IEEE 1394 port, 1 Fast infrared (FIR) port, 1 VGA port, 1 S-video/TV-out (NTSC/PAL) port,
- Headphones/speaker/line-out port, Microphone jack, Line-in jack
- 5-in-1 card reader (SD, MMC, MS, MS PRO, xD)
- Integrated Acer Crystal Eye webcam, supporting enhanced Acer PrimaLite technology (varies by model)

Modem:
- 56K ITU V.92 PPT approved, Wake-on-Ring ready

Ethernet:
- Gigabit Ethernet, supporting ASF (Alert Standard Format) 2.0,
- Wake-on-LAN ready
- Acer InviLink 802.11b/g Wi-Fi CERTIFIED solution supporting
- Acer SignalUp wireless technology
- Bluetooth 2.0+EDR (Enhanced Data Rate) (varies by model)

Dimensions / Weight:
- 14.17" W x 10.51" D x 1.09/1.69" H
- 6.65 lbs. (with 8-cell battery pack)
- 6.36 lbs. (with 6-cell battery pack)

AC Power:
- 100-240V AC AutoSensing Adapter

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Note: Try to set a system restore point before installing a device driver. It will help you restore system if  installed  driver not complete.