Dell Vostro 1720 (Early 2009) - Manual (Page 7)

Ports and Connectors
Audio Microphone connector and stereo
headphone/speakers connector
IEEE 1394 One 4-pin connector
Dock Optional USB Port Replicator only
One dedicated half Mini-Card slot for WLAN
Mini-card support (internal expansion slots) One dedicated half Mini-Card slot for WLAN
One USB-based daughter card with Bluetooth®
wireless technology (Dell Wireless 355)
Network adapter RJ-45 connector
USB, USB PowerShare and eSATA Six USB 2.0-compliant connectors
Video 15-pin VGA video connector
Communications
Modem Supports external USB modem (optional) only
Network adapter 10/100/1000 Ethernet LAN on system board
Wireless WLAN PCI-e Mini-Card, Bluetooth V2.0 card
Mobile Broadband None
GPS None
Video
Video type Integrated on system board (hardware accelerated)
Discrete
Video controller Integrated video: Intel Extreme
Discrete video: NVIDIA GeForce 9400M GS (NB9M-
GS), 128 bit
Data bus Integrated video or PCI-Express video x16
Video memory Integrated video: up to 256 MB shared memory
Discrete video: 512 MB dedicated memory
Video output Video connector and multimode DisplayPort
LCD interface LVDS
Audio
Audio type High-definition audio (HDA)
Audio controller IDT 92HD81
Stereo conversion 24-bit (analog-to-digital and digital-to-analog)
Interfaces:
Internal Internal High Definition Audio
External Microphone-in connector, stereo
headphones/speakers connector
Speaker One 2-watt, 4-ohm speakers
Internal speaker amplifier 2W, stereo
Volume controls Program menus, media control buttons
Display
Type (active-matrix TFT) 17 inch WXGA+/WUXGA
Dimensions:
Height 245.00 mm (9.64 inches)
Width 383.00 mm (15.00 inches)
Diagonal 431.70 mm (17.00 inches)
Maximum Resolutions:
WXGA+ w/anti -glare 1440x900 with 18-bit color (262 K)
WUXGA with TrueLife 1920X1200 with 18-bit color (262 K)
Refresh rate 60 Hz
Operating angle 0° (closed) to 160°
Viewing angles:
Horizontal WXGA+: 55/55°
Vertical WXGA+: 45/45°