PHYSICAL SPECIFICATIONS: (1) ThinkPad i Series 1721 - 14.1-inch 1024 x 768 TFT 5.4 GB HDD with DVD
Width: 315.0 mm (12.4 in)
Depth: 260.0 mm (10.2 in)
Height: 46.7 mm (1.8 in)
Weight: 3.6 kg (7.97 lb) (2)
(1) Actual specifications may vary based on features, vendor components, or manufacturing process. (2) Includes battery and HDD
ELECTRICAL SPECIFICATIONS:
Universal AC adapter: 100 to 240 V AC, 1.3 to 0.7 A, 50 to 60 Hz
Li-Ion battery pack: 10.8 V, 4.8 AH
HEAT DISSIPATION:
191 Btu/hr maximum
AIR TEMPERATURE FOR SHIPPING AND STORAGE:
-20 degrees to 60 degrees C (-4 degrees to 140 degrees F)
ACOUSTIC NOISE LEVEL: Class 3D (office environment)
Sound pressure level (operator position): 40 dB (operating)
Sound power level: 5.1 Bels (operating), 4.8 Bels (idling)
NOTE: The noise emission level stated is the declared (upper limit) sound power level, in Bels, for a random sample of machines, typically configured, and operating in idle mode, for example, powered on, but no DASD read/write or other I/O activity. All measurements made in accordance with ANSI S12.10, and reported in conformance with ISO 9296.
OPERATING ENVIRONMENT: Air temperature: 0 to 8,000 ft
Operating: 5 degrees to 35 degrees C (41 degrees to 95 degrees F)(without diskette)
Operating: 10 degrees to 35 degrees C (50 degrees to 95 degrees F)(with diskette inside unit)
System off: 5 degrees to 43 degrees C (41 degrees to 110 degrees F)
Storage/shipment: -20 degrees to 60 degrees C (-4 degrees to 140 degrees F)
Wet bulb (maximum): 29.4 degrees C (85 degrees F)
Air temperature: 8,000 to 10,000 ft
Operating: 5 degrees to 31.3 degrees C (41 degrees to 88 degrees F)(without diskette)
Operating: 10 degrees to 31.3 degrees C (50 degrees to 88 degrees F) (with diskette inside unit)
System off: 5 degrees to 43 degrees C (41 degrees to 110 degrees F)
Storage/shipment: -20 degrees to 60 degrees C (-4 degrees to 140 degrees F)
Wet bulb (maximum): 25.7 degrees C (78 degrees F)
The maximum temperature when the system is on is linearly decreased from 8,000 ft to 10,000 ft.
RELATIVE HUMIDITY:
Operating: 8% to 95% (without diskette)
Operating: 8% to 80% (with diskette inside unit)
Storage/shipment: 5% to 95%
ALTITUDE:
10,000 ft maximum (3,048 m)
AGENCY APPROVALS: System unit approvals
FCC Class-B Certified to comply with FCC Rules, Part 15
VCCI CLASS 2
UL-1950
C-UL C22.2 No. 950
NOM
CE Mark
SASO
SMA
CCIB
BCIQ
MOC
RFS449
CER
SOFTWARE REQUIREMENTS: The following operating systems support the ThinkPad i Series 1721.
Windows(+) 98
(+) Windows is a registered trademark of Microsoft Corporation.
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