with hints and tips for maximum system performance. See "Lenovo Solution Center" on page 36 for detailed
information.
SimpleTap
The SimpleTap program provides you with a quick way to customize some basic computer settings such as
muting the speakers, adjusting the volume, locking the computer operating system, launching a program,
opening a Web page, opening a file, and so on. You also can use the SimpleTap program to access the
Lenovo App Shop, from which you can download various applications and computer software.
To start the SimpleTap program in a quick way, do any of the following:
• Click the red SimpleTap launch point on the desktop. The red launch point is available on the desktop
after you have launched the SimpleTap program for the first time.
• Press the blue ThinkVantage button if your keyboard has one.
Note: The SimpleTap program is only available on certain models preinstalled with the Windows 7 operating
system. If your Windows 7 model is not preinstalled with the SimpleTap program, you can download it
from http://www.lenovo.com/support.
Additional information resources
If you have Internet access, the most up-to-date information for your computer is available at:
http://www.lenovo.com/support
You can find the following information:
• Customer Replaceable Unit (CRU) installation or replacement instructions
• Downloads and drivers
• Parts information
• Publications
• Troubleshooting information
• Links to other useful sources of information
Specifications
This section lists the physical specifications for your computer.
For machine types: 0806, 0810, 0821, 0823, 0827, 0829,0832, 0835, 0842,
0844, 0846, 0848, 0851, and 4089.
Dimensions
Width: 160 mm (6.3 inches)
Height: 388 mm (15.28 inches)
Depth: 422 mm (16.61 inches)
Weight
Maximum configuration as shipped: 9.4 kg (20.72 lbs)
Environment
• Air temperature:
Operating: 10° to 35°C (50° to 95°F)
Non-operating: -40° to 60°C (-40° to 140°F)
Non-operating: -10° to 60°C (14° to 140°F) (without package)
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ThinkCentre Hardware Maintenance Manual