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Document ID: LWIK-43TGX2

TP 1721 -System Specifications

Applicable to: World-Wide

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)

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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	Hint Category	Technical Specifications
	Date Created	04-01-99
	Last Updated	06-01-99
	Revision Date	06-01-2000
	Brand	IBM ThinkPad
	Product Family	ThinkPad i Series 172x
	Machine Type	2627
	Model	721
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