IBM VT676 Manuel D’Utilisation

This section provides technical information about the VT676/VT670/VT575/VT470/VT47 Projector's performance.

Optical
LCD Panel

0.7" p-Si TFT active-matrix (with Micro Lens Array on VT676, VT670 and
VT575 only)

Resolution

VT676/VT670/VT575: 1024 

⳯ 768 pixels* native, up to UXGA with Ad-

vanced AccuBlend
VT470: 800 

⳯ 600 pixels* native, up to UXGA with Advanced AccuBlend

VT47: 800 

⳯ 600 pixels* native, up to SXGA with Advanced AccuBlend

Lens

VT676/VT670/VT575/VT470: Manual zoom and manual focus
F1.7 - 2.0   f=21.6 - 25.9 mm
VT47: Digital zoom and manual focus
F2.0     f=17.5 mm

Lamp

VT676 : 190W DC lamp (150W Eco mode)
VT670/VT470: 180W DC lamp (150W  Eco mode)
VT575/VT47: 130W DC lamp (110W  Eco mode)

Image Size (Diagonal)

VT676/VT670/VT575/VT470: 21 - 300 inches / 0.5 - 7.6 m
VT47: 25 - 300 inches / 0.6 - 7.6 m

Projection Distance

VT676/VT670/VT575/VT470: 2.4 - 35.89 ft / 0.73 - 10.9 m
VT47: 1.9 - 23.92 ft / 0.58 - 7.3 m

Projection Angle

VT676/VT670/VT575/VT470: Tele: 9.5

° - 9.9°/ Wide: 11.5° - 12.0°

VT47: 14.0

° - 14.6°

Keystone Correction

+/- 30

° Vertical (auto)

Electrical
Inputs

VT676/VT670/VT575/VT470: 2 RGB/Component (D-Sub 15 Pin),
1 S-Video (DIN 4 Pin), 1 Video (RCA), 2 (L/R) RCA Audio,
1 Stereo Mini Audio, 1 PC Control (DIN 8 Pin)
VT47: 1 RGB/Component (D-Sub 15 Pin), 1 S-Video (DIN 4 Pin),
1 Video (RCA), 1 (L/R) RCA Audio, 1 Stereo Mini Audio,
1 PC Control (DIN 8 Pin)

Outputs

1 RGB (D-Sub 15 Pin), 1 Stereo Mini Audio (not available on VT47)

Video Compatibility

NTSC, NTSC4.43, PAL, PAL-60, PAL-N, PAL-M, SECAM,
HDTV: 1080i, 1080i/50Hz, 720p, 576p, 480p, 480i/60Hz

Scan Rate

Horizontal: 15 kHz to 100 kHz (RGB: 24 kHz or over)
Vertical: 50 Hz to 120 Hz

Video Bandwidth

RGB: 80 MHz (-3dB)

Color Reproduction

16.7 million colors simultaneously, Full color

Horizontal Resolution

NTSC / NTSC4.43/PAL/PAL-M/PAL-N/PAL60: 540 TV lines
SECAM: 300 TV lines
YCbCr: 800 TV lines
RGB: VT676/VT670/VT575: 1024 dots (H)

⳯768 dots (V),

VT470/VT47: 800 dots (H)

⳯600 dots (V)

External Control

RS232, IR

* Effective pixels are more than 99.99%.