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Appendix
Technical Information
ENGLISH - 48
Specifications
Power supply AC 100 - 240 V 50 Hz/60 Hz
Power consumption
240 W
During standby (when fan is stopped): 4 W
Amps 2.8 A - 1.3 A
LCD panel
Panel size (diagonal) 0.6 type (15.24 mm)
Aspect ratio 4 : 3
Display method 3 transparent LCD panels (RGB)
Drive method Active matrix method
Pixels
PT-LB51NTU/PT-LB51U: 786 432 (1 024 x 768) x 3 panels
PT-LB51SU: 480 000 (800 x 600) x 3 panels
Lens
Manual zoom (1 - 1.2 x)/Manual focus
F 1.6 - 1.9, f 18.8 mm - 22.6 mm
Lamp UHM lamp (165 W)
Optical output
2000lm
*1
*1. ISO 21118 conformity:
The values given are averages based on mass-production articles, and the lower limit values at the time of shipment
are 80 % of the indicated values.
Light output uniformity
*2
*2. ISO 21118 conformity:
The values given are averages based on mass-production articles, and the lower limit values at the time of shipment
are 80 % of the indicated values.
90 %
Contrast raito 400 : 1
Operating environment
Temperature
0°C - 40°C (32°F - 104°F)
When the HIGHLAND (page 36)
is set to ON: 0 °C - 35 °C (32 °F -
95 °F)
Humidity 20% - 80% (no condensation)
Scanning
frequency
*3
(for RGB signal)
*3. See “List of compatible signals” on page 44 for available signals.
Horizontal scanning
frequency
15 kHz - 91 kHz
Vertical scanning
frequency
50 Hz - 85 Hz
Dot clock frequency Less than 100 MHz
COMPONENT (YPBPR) signals 480i, 480p, 576i, 576p, 720/60p, 1 080/50i, 1 080/60i,
Color system 7 (NTSC/NTSC 4.43/PAL/PAL-M/PAL-N/PAL60/SECAM)
Projection size 33" - 300" (838.2 mm - 7 620 mm)
Throw distance
PT-LB51NTU/PT-LB51U: 1.1 m - 11.1 m (3'7" - 36'5")
PT-LB51SU: 1.1 m - 10.9 m (3'7" - 35'9")
Optical axis shift 6:1 (fixed)
Screen aspect ratio 4 : 3
Installation
FRONT/DESK, FRONT/CEILING, REAR/DESK, REAR/CEILING
(Menu selection method)
Speaker 1 piece 4 cm X 2cm oval
Max. useable volume output 1.0 W (mono)