Chapter 3. General Information; Specifications; For Machine Types: 2551, 2552, 2553, 2554, And 2555 - Lenovo ThinkStation 2551 Hardware Maintenance Manual

Chapter 3. General information

This chapter provides general information that applies to all machine types supported by this publication.

Specifications

This section lists the physical specifications for your computer.

For machine types: 2551, 2552, 2553, 2554, and 2555

Dimensions
Width: 175 mm (6.89 inches)
Height: 425.2 mm (16.74 inches)
Depth: 430.8 mm (16.96 inches)
Weight
Maximum configuration as shipped: 11.2 kg (24.7 lb)
Environment
• Air temperature:
Operating: 10°C to 35°C (50°F to 95°F)
Storage: -40°C to 60°C (-40°F to 140°F) in original shipping package
Storage: -10°C to 60°C (14°F to 140°F) without package
• Humidity:
Operating: 20% to 80% (non-condensing)
Storage: 20% to 90% (non-condensing)
• Altitude:
Operating: -50 to 10 000 ft (-15.2 to 3 048 m)
Storage: -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
– High range:
Minimum: 200 V ac
Maximum: 240 V ac
Input frequency range: 50 to 60 Hz
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