Lenovo 4394 Personal Computer User Manual


 
Dimensions
Width: 275 mm (10.83 inches)
Height: 79 mm (3.11 inches)
Depth: 238 mm (9.37 inches)
Weight
Maximum conguration as shipped: 4.18 kg (9.22 lbs)
Environment
Air temperature:
Operating: 10°C to 35°C (50°F to 95°F)
Non-operating: -40°C to 60°C (-40°F to 140°F)
Non-operating: -10°C to 60°C (14°F to 140°F) (without package)
Humidity:
Operating: 20% to 80% (non-condensing)
Non-operating: 20% to 90% (non-condensing)
Altitude:
Operating: -50 to 10 000 ft (-15.2 to 3 048 m)
Non-operating: -50 to 35 000 ft (-15.2 to 10 668 m)
Electrical input
Input voltage:
Low range:
Minimum: 100 V ac
Maximum: 127 V ac
Input frequency range: 50 to 60 Hz
Voltage-selection switch setting: 115 V ac
High range:
Minimum: 200 V ac
Maximum: 240 V ac
Input frequency range: 50 to 60 Hz
Voltage-selection switch setting: 230 V ac
Software overview
This section describes the software preinstalled on the computers that have an internal hard disk drive
and an operating system from Lenovo.
Software provided by Lenovo
The following software programs are provided by Lenovo to help you improve productivity and reduce the
cost associated with maintaining your computer. Software programs provided with your computer might
vary depending on your computer model type and preinstalled operating system.
Lenovo ThinkVantage Tools
The Lenovo ThinkVantage
®
Tools program guides you to a host of information sources and provides easy
access to various tools to help you work more easily and securely. For more information, see “Lenovo
ThinkVantage Tools” on page 45
.
4 ThinkCentre User Guide