These are some common tools used to work on this device. You might not need every tool for every procedure.
If you are experiencing issues with the Asus Zenbook UX31A, try checking this linked troubleshooting page.
Background and Identification
The Asus Zenbook UX31A is a laptop released in June of 2012. The laptop was created to be slim and lightweight. It features a fetching hairline spun metal finish. The Zenbook is made of aluminum making it durable while keeping it lightweight. It is a part of Asus' Ultrabook line. It features a 13.3" full HD screen. It features 2 USB 3.0 ports and an SD card slot. The Asus Zenbook UX31A features a tenkeyless keyboard with backlights.
Dimensions: 12.8 x 0.7 x 8.8" / 32.5 x 1.8 x 22.3 cm
Weight: 2.86 lb / 1.30 kg
Processor: Intel® Core™ i7 3517U Processor or Intel® Core™ i5 3317U Processor
Operating System: Windows 7 Professional, Windows 7 Home Premium, or Windows 7 Home Basic
Chipset: Intel® HM76 Express Chipset
Memory: DDR3 1600 MHz SDRAM
Display: 13.3" 16:9 HD+ (1600x900)/IPS FHD (1920x1080)
Graphics: Integrated Intel® HD Graphics 4000
Storage: SATA III SSD, 128GB RPM or 256GB RPM
Camera: HD Web Camera
Networking: Integrated 802.11 a/b/g/n, BT 4.0 support (on WLAN+ BT 4.0 combo card)
Interface: 1 x Headphone-out jack (Audio-in Combo), 2 x USB 3.0 port(s), 1 x micro HDMI, 1 x Mini VGA Port, and 1 x SD card reader
Audio: Built-in Speakers And Microphone, Bang & Olufsen ICEpower®
Battery: 4Cells 6840 mAh 50 Whrs Polymer Battery
Power Adapter: 19 V DC, A, 45 W
Source: Asus Website