Compaq N400c 802.11b MultiPort Module Form Factor, Operating Temperature, Storage Temperature

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QuickSpecs

Compaq Evo Notebook N400c

Technical Specifications

802.11b MultiPort Module

Form Factor

Compaq "MultiPort"

 

Weight

0.22 lb (100 g) (maximum)

 

Operating Temperature

Operating, 14° to 149° F (–10° to 65° C)

Storage Temperature

Non-operating, –40° to 176° F (–40° to 80° C)

Humidity

Operating

10% to 90%

 

Non-operating

5% to 95%

Altitude

Operating

0 to 15,000 ft (4,572 m)

 

Non-operating

0 to 40,000 ft (12,192 m)

Plug and Play

USB 1.1 compliant

 

 

Microsoft Windows Plug and Play compliant

RF Network Standard

IEEE 802 Part 11b (802.11b)

 

Frequency Band

2.4000 to 2.4835 GHz

 

 

2.4465 to 2.4835 GHz (France)

 

 

2.4000 to 2.4697 GHz (Japan)

 

Number of Selectable

Worldwide Certification

 

Sub-channels

United States (FCC)

11

 

 

France (FR)

4

 

Japan (JP)

14

 

Other countries

13

Data Rates

1, 2, 5.5, 11 Mbps

 

Antenna type

Internally integrated within module (with special polarization diversity)

WEP Security

64-bit encryption keys compliant to IEEE 802.11

 

128-bit encryption key compliant to IEEE 802.11

 

Ability to enter keys manually or via pass-phrase

Network Architecture

Ad-hoc (Peer to Peer)

 

Models

Infrastructure (Access Points Required)

 

Modulation Technique

Direct Sequence Spread Spectrum: DBPSK, DQPSK, CCK

Receiver Sensitivity – Bit

11 Mbps

-85 dBm

Error Rate (1E-5)

5.5 Mbps

-87 dBm

 

2 Mbps

-91 dBm

 

1 Mbps

-94 dBm

Maximum Receive Level

–4 dBm

 

Output Power

18 dBM

 

(approximately)

 

 

Operating Voltage

5V power operation

 

Power Management

Keystroke Fn+F2 Power On/Off control

Power Consumption

Transfer mode: < 600 mA, maximum

 

Receive mode: > 400 mA, maximum

 

Standby mode: > 1 mA, maximum

Transmit Power

10 to 100mW

 

 

It is preferable to have the user configurable output power to save battery life for laptop

 

users or in high AP coverage areas

Power Saving Option

802.11 Compliant Power Saving

 

 

Power Saving Mode selectable through the configuration utility

 

ACPI compliant power management

Media Access Protocol

CSMA/CA (Collision Avoidance) with ACK

OS Support

Microsoft Windows 98/98SE

 

 

Microsoft Windows 2000

 

 

Microsoft Windows Millennium

 

Protocols Supported

TCP/IP

 

 

IPX/SPX

 

 

UDP

 

DA - 10844 Canada — Version 19 — September 23, 2003

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Contents Overview QuickSpecsWhats New Standard Features Operating System MultimediaInterfaces GraphicsSoftware System RecoveryMultiPort Power ConservationService and Support MultiBay DevicesOptical Drive N4CP850X220C25PoL DisplayProcessor Cache MemoryOptions Connectivity Wireless ConnectivityPower Common Power SolutionsCarrying Cases Useful AccessoriesInput Devices Security192 MB 128 MB 64 MB 256 MB 320 MB 384 MB 512 MB MemoryCompaq Evo Notebook N400c Standard Memory Up to Slot 128 MBHard Drives StorageSecondary Hard Drives Technical Specifications Internal Lithium-Ion Weight Drive WeightExternal AC Adapter Weight Power Supply InputBattery Pack 6-cell Weight Secondary High Capacity Dimensions H x W x DLithium-Ion Battery Pack Weight MultiBay Lithium-Ion Dimensions H x W x DMultiBay DVD-ROM Drive MultiBay Drive MultiBay CD-RW Drive MultiBay DriveMultiBay 24X CD-ROM MultiBay Drive Drive Applicable Disk Track Pitch Access TimesDiskette Size Activity Indicator Read/Write heads Access TimesDrive Option Kit ContentsMultiBay Iomega Zip 250 Dimensions H x W x D MultiBay SuperDisk 2X LS- MultiBay DriveOutput Power Operating TemperatureStorage Temperature Error Rate 1E-5LED Activity Bluetooth MultiPort Form FactorModule Bluetooth DimensionsSynchronization Access PointPower Requirement Usage ModelsFax Mode Capabilities Name Data Mode CapabilitiesOptional symbol rates Synchronous primary channel data signaling ratesSoftware support Ethernet FeaturesProtocol support
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Manual 24 pages 34 Kb

N400c specifications

The Compaq N400c is a notable lightweight notebook that was introduced in the early 2000s, targeting mobile professionals and students alike. It features a sleek design that highlights portability while still accommodating essential computing capabilities.

One of the main features of the N400c is its size and weight, making it ideal for users who require a laptop that can easily be carried around. Weighing approximately 4.2 pounds, it boasts a compact form factor that is conducive to both travel and work in tight spaces. The N400c is equipped with a 12.1-inch XGA display, offering a resolution of 1024 x 768 pixels, which provides decent clarity for basic productivity tasks, web browsing, and presentations.

In terms of performance, the N400c typically comes with Intel's Pentium III Mobile processor, operating at speeds of around 1 GHz. This processor is designed to deliver adequate performance for everyday computing tasks such as word processing, spreadsheets, and general internet use. Coupled with a maximum of 512 MB of RAM, the N400c ensures that users can multitask efficiently, although it may struggle with more demanding applications.

The storage options available on the N400c include a standard 20 GB hard drive, which can accommodate the necessary documents, software applications, and media files for most users during its time. Additionally, the notebook features a CD-ROM drive, making it easy to install software or play media from discs.

Connectivity is a significant aspect of the N400c, which includes several ports such as USB 1.1, parallel, serial, and VGA for external display connections. Ethernet support is also provided, along with an optional modem for dial-up internet access. While wireless capabilities were becoming increasingly popular, the N400c had limited options for connectivity in that regard.

Battery life is another important characteristic of the Compaq N400c. It typically features a 6-cell Lithium-ion battery, which offers an average battery life of around 3 to 4 hours, depending on usage patterns and power-saving modes employed.

In summary, the Compaq N400c stands out as a practical choice for users seeking a lightweight, portable laptop with sufficient processing power for general tasks. Its combination of decent performance, connectivity options, and compactness makes it a valued device for its time and an appropriate solution for mobile professionals. Though surpassed by modern technology, the N400c remains a memorable entry in the evolution of portable computing.