Lenovo 8991 Laptop User Manual


 
Specifications
This section lists the physical specifications for your computer.
Dimensions
Height: 400 mm (15.7 in.)
Width: 175 mm (6.9 in.)
Depth: 432 mm (17.0 in.)
Weight
Minimum configuration: 8.17 kg (18 lb)
Maximum configuration: 10.21 kg (22.5 lb)
Environment
Air temperature:
System on: 10° to 35°C (50° to 95° F)
System off: 10° to 60°C (50° to 140° F)
Maximum altitude: 914 m (3000 ft)
Note: The maximum altitude, 914 m (3000 ft), is the maximum altitude at which the specified air
temperatures apply. At higher altitudes, the maximum air temperatures are lower than those specified.
Humidity:
System on: 10% to 80%
System off: 10% to 90%
Electrical
input: Some models have a switchable power supply that supports both low and high input voltage
ranges. Some models do not have a switch and support only a low or high input voltage range. See
“Voltage-selection switch” on page viii for additional information.
Input voltage:
Low range:
Minimum: 100 V ac
Maximum: 127 V ac
Input frequency: 50/60 Hz
Voltage switch setting: 115 V ac (some models)
High range:
Minimum: 200 V ac
Maximum: 240 V ac
Input frequency: 50/60 Hz
Voltage switch setting: 230 V ac (some models)
Input kilovolt-amperes (kVA) (approximate):
Minimum configuration as shipped: 0.10 kVA
Maximum configuration: 0.31 kVA
14 User Guide