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Specifications

Dell Precision™ Mobile Workstation M50 User's Guide

  Microprocessor 

  System Information 

  PC Card 

  Memory 

  Ports and Connectors 

  Communications

  Video

  Audio 

  Display 

  Keyboard 

  Touch Pad 

  Track Stick 

  Battery 

  AC Adapter

  Physical

  Environmental

Microprocessor
Microprocessor types	Intel® Mobile Pentium® 4
L1 cache	32 KB (internal)
L2 cache	512 KB
External bus frequency	400 MHz front-side bus

System Information
System chip set	Intel 845MP
Data bus width	128 bits
Microprocessor address bus width	32 bits
Flash EPROM	4 Mb
Graphics bus	32-bit AGP 4X
PCI bus	33 MHz

PC Card
CardBus controller	Texas Instruments PCI 4450/4451 CardBus controller
PC Card connector	two (supports two Type I or Type II cards or one Type III card)
Cards supported	3.3 V and 5 V
PC Card connector size	68 pins
Data width (maximum)	PCMCIA 16 bits CardBus 32 bits

Memory
Architecture	PC2100 DDR
Memory module connectors	two user-accessible SODIMM sockets
Memory module capacities	64, 128, 256, and 512 MB
Memory type	DDR SDRAM
Standard memory	256 MB
Maximum memory	1024 MB
Memory clock speed	133 MHz; effective clock speed with DDR is doubled to 266 MHz

Ports and Connectors
Serial	9-pin connector; 16550C-compatible, 16-byte buffer connector
Parallel	25-hole connector; unidirectional, bidirectional, or ECP
Video	15-hole VGA connector
Audio	stereo (line-in) mini connector; microphone mini connector, stereo headphone/speakers (line-out) mini connector
PS/2 keyboard/mouse	6-pin mini-DIN connector
USB	two 4-pin USB-compliant connector
Infrared	sensor compatible with IrDA Standard 1.1 (Fast IR) and IrDA Standard 1.0 (Slow IR)
Docking	200-pin connector for a Dell™ docking device
S-video TV-out	7-pin mini-DIN connector for S-video, composite video, and S/PDIF (TV/digital audio adapter cable supports composite video and S/PDIF)
Mini PCI	Type IIIA Mini PCI card slot
Modem	RJ-11 port
Network adapter	RJ-45 port
IEEE 1394	4-pin serial connector

Communications
Modem:
Type	v.92 56K MDC
Controller	softmodem
Interface	internal AC 97 bus
Network adapter	10/100 Ethernet LAN on system board (optional)
Wireless	internal Mini PCI Wi-Fi (802.11b) wireless support

Video
Video type	128-bit hardware accelerated
Data bus	4X AGP
Video controller	Quadro4 500 or Quadro4 700 GoGL
Video memory	64 MB
LCD interface	LVDS
TV support	NTSC or PAL in S-video and composite modes

Audio
Audio type	AC97 (Soft Audio)
Audio controller	Cirrus Logic/Crystal CS4205
Stereo conversion	18-bit analog-to-digital 20-bit digital-to-analog
Interfaces:
Internal	AC 97
External	microphone-in connector, stereo headphones/speakers connector, and stereo line-in connector
Speaker	two 4-ohm speakers
Internal speaker amplifier	1.9 W per channel into 4 ohms
Volume controls	keyboard shortcuts, program menus

Display
Type (active-matrix TFT)	UXGA
Dimensions:
Height	228.1 mm (9.0 inches)
Width	304.1 mm (12.0 inches)
Diagonal	380.1 mm (15.0 inches)
Maximum resolutions	1400 x 1050 at 16.8 million colors (SXGA+) 1600 x 1200 at 16.8 million colors (UXGA)
Response time (typical)	20-ms rise (maximum), 30-ms fall (maximum)
Refresh rate	60 Hz
Operating angle	0° (closed) to 180°
Viewing angles:
Horizontal	±40°
Vertical	+10°/–30°
Pixel pitch	0.20 x 0.20 mm (SXGA+) 0.19 x 0.19 mm (UXGA)
Power Consumption:
Panel with backlight (typical)	4.7 W using battery 6.2 W using AC power
Controls	brightness can be controlled through keyboard shortcuts

Keyboard
Number of keys	87 (U.S. and Canada); 89 (Brazil); 88 (Europe); 90 (Japan)
Key travel	2.7 mm ± 0.3 (0.11 inch ± 0.016 inch)
Key spacing	19.05 mm ± 0.3 mm (0.75 inch ± 0.012 inch)
Layout	QWERTY/AZERTY/Kanji

Touch Pad
X/Y position resolution (graphics table mode)	240 cpi
Size:
Width	64.88 mm (2.55-inch) sensor-active area
Height	48.88-mm (1.92-inch) rectangle

Track Stick
X/Y position resolution (graphics table mode)	250 count/sec @ 100 gf
Size	protrudes 0.5 mm higher than surrounding key caps

Battery
Type	8-cell "smart" lithium ion (4400 mAh)
Dimensions:
Depth	88.5 mm (3.48 inches)
Height	21.5 mm (0.83 inch)
Width	139.0 mm (5.47 inches)
Weight	0.43 kg (0.95 lb)
Voltage	14.8 VDC
Charge time (approximate):
Computer on	2.5 hours
Computer off	1 hour
Operating life	approximately 2 hours
Life span (approximate)	400 discharge/charge cycles
Temperature range:
Operating	0°to 35°C (32° to 95°F)
Storage	–40° to 65°C (–40° to 149°F)

AC Adapter
Input voltage	90 to 135 VAC and 164 to 264 VAC
Input current (maximum)	1.5 A
Input frequency	47 to 63 Hz
Output current	5.5 A (maximum at 4-second pulse); 4.5 A (continuous)
Output power	90 W
Rated output voltage	20.0 VDC
Dimensions:
Height	27.94 mm (1.1 inches)
Width	58.42 mm (2.3 inches)
Depth	133.85 mm (5.25 inches)
Weight (with cables)	0.54 kg (1.19 lb)
Temperature range:
Operating	0° to 40°C (32° to 95°F)
Storage	–40° to 65°C (–40° to 149°F)

Physical
Height	44.5 mm (1.75 inches)
Width	331.0 mm (13.03 inches)
Depth	276.0 mm (10.87 inches)
Weight (approximate; depends on configuration):
With travel module in module bay	3.18 kg (7.01 lb)
With floppy drive in module bay	3.42 kg (7.53 lb)
With CD drive in module bay	3.39 kg (7.48 lb)

Environmental
Temperature range:
Operating	0°to 35°C (32° to 95°F)
Storage	–40°to 65°C (–40° to 149°F)
Relative humidity (maximum):
Operating	10% to 90% (noncondensing)
Storage	5% to 95% (noncondensing)
Maximum vibration (using a random-vibration spectrum that simulates user environment):
Operating	0.9 GRMS
Storage	1.3 GRMS
Maximum shock (measured with HDD in head-parked position and 2 ms half-sine pulse):
Operating	122 G
Storage	163 G
Altitude (maximum):
Operating	–15.2 to 3048 m (–50 to 10,000 ft)
Storage	–15.2 to 10,668 m (–50 to 35,000 ft)

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