If you have trouble in your laptop of acer aspire 5742, here are the most drivers for windows7
Acer Aspire 5742 Chipset driver
Intel Chipset Driver 9.1.1.1024 2.3 MB
Acer Aspire 5742 SATA AHCI Driver
Intel SATA AHCI Driver 9.6.2.1001 10.0 MB
Acer Aspire 5742 iAMT Driver
Intel iAMT Driver 6.0.0.1179 5.3 MB
Acer Aspire 5742 Audio Sound Driver
Realtek Audio Driver 6.0.1.6141 95.8 MB
Acer Aspire 5742 Driver Bluetooth (Atheros)
Atheros Driver Bluetooth 6.27.0521.0302 65.4 MB
Acer Aspire 5742 Driver Bluetooth (Broadcom)
Broadcom Bluetooth Driver 6.3.0.5900 59.0 MB
Acer Aspire 5742 Kamera Webcam Driver
Kamera LiteOn Driver 1.0.3.8 9.3 MB
Acer Aspire 5742 Card Reader Driver
Realtek Driver Card Reader 6.1.7600.30122 8.3 MB
Acer Aspire 5742 Rangkaian Ethernet LAN Driver
Broadcom LAN Driver 14.0.1.0 10.8 MB
Acer Aspire 5742 Touchpad Driver (Elantech)
Elantech Touchpad driver 7.0.6.5 37.9 MB
Acer Aspire 5742 Touchpad Driver (Synaptics)
Synaptics Touchpad Driver 14.0.19.0 29.5 MB
Acer Aspire 5742 Intel Tingkatkan Turbo Driver
Intel Tingkatkan Turbo Driver 1.2.0.1002 1.1 MB
Acer Aspire 5742 Graphics Driver VGA Video (AMD)
Driver VGA AMD 8.741.0.0000 241.1 MB
Acer Aspire 5742 Graphics Driver VGA Video (Intel)
Intel VGA Driver 8.15.10.2125 77.4 MB
Acer Aspire 5742 Graphics Driver VGA Video (NVIDIA PhysX)
Driver VGA Nvidia (PhysX) 9.10.0224 24.8 MB
Acer Aspire 5742 Graphics Driver VGA Video (NVIDIA N11PGE)
Driver VGA Nvidia (N11PGE) 8.17.12.5903 232.7 MB
Acer Aspire 5742 WiFi Wireless LAN WLAN Driver (Atheros)
Wireless LAN Atheros Driver 9.0.0.202 9.2 MB
Acer Aspire 5742 Wireless LAN Driver (Broadcom)
Broadcom Wireless LAN Driver 5.100.249.2 23.1 MB
Acer Aspire 5742 Chipset driver
Intel Chipset Driver 9.1.1.1024 2.3 MB
Acer Aspire 5742 SATA AHCI Driver
Intel SATA AHCI Driver 9.6.2.1001 10.0 MB
Acer Aspire 5742 iAMT Driver
Intel iAMT Driver 6.0.0.1179 5.3 MB
Acer Aspire 5742 Audio Sound Driver
Realtek Audio Driver 6.0.1.6141 95.8 MB
Acer Aspire 5742 Driver Bluetooth (Atheros)
Atheros Driver Bluetooth 6.27.0521.0302 65.4 MB
Acer Aspire 5742 Driver Bluetooth (Broadcom)
Broadcom Bluetooth Driver 6.3.0.5900 59.0 MB
Acer Aspire 5742 Kamera Webcam Driver
Kamera LiteOn Driver 1.0.3.8 9.3 MB
Acer Aspire 5742 Card Reader Driver
Realtek Driver Card Reader 6.1.7600.30122 8.3 MB
Acer Aspire 5742 Rangkaian Ethernet LAN Driver
Broadcom LAN Driver 14.0.1.0 10.8 MB
Acer Aspire 5742 Touchpad Driver (Elantech)
Elantech Touchpad driver 7.0.6.5 37.9 MB
Acer Aspire 5742 Touchpad Driver (Synaptics)
Synaptics Touchpad Driver 14.0.19.0 29.5 MB
Acer Aspire 5742 Intel Tingkatkan Turbo Driver
Intel Tingkatkan Turbo Driver 1.2.0.1002 1.1 MB
Acer Aspire 5742 Graphics Driver VGA Video (AMD)
Driver VGA AMD 8.741.0.0000 241.1 MB
Acer Aspire 5742 Graphics Driver VGA Video (Intel)
Intel VGA Driver 8.15.10.2125 77.4 MB
Acer Aspire 5742 Graphics Driver VGA Video (NVIDIA PhysX)
Driver VGA Nvidia (PhysX) 9.10.0224 24.8 MB
Acer Aspire 5742 Graphics Driver VGA Video (NVIDIA N11PGE)
Driver VGA Nvidia (N11PGE) 8.17.12.5903 232.7 MB
Acer Aspire 5742 WiFi Wireless LAN WLAN Driver (Atheros)
Wireless LAN Atheros Driver 9.0.0.202 9.2 MB
Acer Aspire 5742 Wireless LAN Driver (Broadcom)
Broadcom Wireless LAN Driver 5.100.249.2 23.1 MB