Specifications

As of October 2008

S P E C	F I	L E
Portable LCD Projector			PT-LB75NT
Specifications
Power supply			100–240 V AC, 50/60 Hz
Power consumption			300 W (approx. 3 W in standby mode with fan stopped. 28 W in
			standby mode when controlled by a Web browser.)
Optical system			Dichroic mirror separation/prism synthesis system
LCD panel		Panel size	0.63˝ (16 mm) diagonal (4:3 aspect ratio)
		Display method	Transparent LCD panel (x 3, R/G/B)
		Drive method	Active matrix
		Pixels	786,432 (1,024 x 768) x 3, total of 2,359,296 pixels
		Pixel configuration	Stripe
Lens			Manual zoom (1:1–1:1.2), manual focus
			F 1.7–1.9, f 18.5– 22.2 mm
Throw ratio			1.4–1.7:1
Lamp			220 W UHM lamp
Colors			Full color (16,777,216 colors)
Brightness*1			2,600 lumens
Center-to-corner uniformity ratio*1			85%
Contrast ratio*1			500:1 (full on/full off)
Resolution RGB			1,024 x 768 pixels (Input signals that exceed this resolution will be
			converted to 1,024 x 768 pixels.)
Scanning frequency		RGB	Horizontal: 15.00 – 91.00 kHz, Vertical: 50 – 85 Hz
		YPBPR	480i (525i): fH 15.75 kHz; fV 60 Hz
			576i (625i): fH 15.63 kHz; fV 50 Hz
			480p (525p): fH 31.50 kHz; fV 60 Hz
			576p (625p): fH 31.25 kHz; fV 50 Hz
			720/60p (750p): fH 45.00 kHz; fV 60 Hz
			1080/60i (1125i): fH 33.75 kHz; fV 60 Hz
			1080/50i (1125i): fH 28.13 kHz; fV 50 Hz
		S-Video/Video	NTSC, NTSC4.43, PAL-M, PAL60: fH 15.75 kHz; fV 60 Hz
			PAL, SECAM, PAL-N: fH 15.63 kHz; fV 50 Hz
Projection size			838–7,620 mm (33– 300 inches) diagonally, 4:3 aspect ratio
Optical axis shift			5:1 (fixed)
Keystone correction range			Vertical: approx. ±30°
On-screen menu			17 languages: English, French, German, Spanish, Italian, Korean,
			Russian, Chinese, Japanese, Swedish, Norwegian, Danish, Portuguese,
			Polish, Hungarian, Czech, and Thai
Installation			Front/rear, ceiling/desk (menu selection)
Built-in speakers		Size	4 x 2 cm, x 1, oval
		Output power	1.0 W (monaural)
Terminals		COMPUTER (RGB) 1 IN	D-sub HD 15-pin x 1
		RGB signal	R, G, B: 0.7 Vp-p, 75 Ω, Sync on green: 1.0 V [p-p], 75 Ω,
			HD/SYNC, VD: TTL (positive/negative polarity compatible)
		YPBPR signal	Y: 1.0 V [p-p] (including sync signal), 75 Ω, PB, PR: 0.7 Vp-p, 75 Ω
		COMPUTER (RGB) 2 IN/1 OUT
			D-sub HD 15-pin x 1 (input/output selectable using on-screen menu)
		RGB signal	R, G, B: 0.7 V [p-p], 75 Ω, Sync on green: 1.0 V [p-p], 75 Ω,
			HD/SYNC, VD: TTL (positive/negative polarity compatible)
		YPBPR signal	Y: 1.0 V [p-p] (including sync signal), 75 Ω, PB, PR: 0.7 V [p-p], 75 Ω
		VIDEO IN	RCA pin x 1, 1.0 Vp-p, 75 Ω
		S-VIDEO IN	Mini DIN 4-pin x 1, Y: 1.0 V [p-p], C: 0.286 V [p-p], 75 Ω
		COMPUTER AUDIO IN	M3 (L, R) x 1, 0.5 V [rms], for COMPUTER (RGB) 1 and 2
		AUDIO IN	RCA (L, R) x 1, 0.5 V [rms], for VIDEO and S-VIDEO
		VARIABLE AUDIO OUT	M3 (L, R) x 1, 0 – 2.0 V [rms]
		SERIAL	D-sub 9-pin x 1, for external control (RS-232C)
Power cord length			2 m/6.6´
Cabinet material			Moulded plastic (PC+ABS)
Dimensions (W x H x D)			368 x 88 x 233 mm (14-1/2˝ x 3-15/32˝ x 9-3/16˝)*2
Weight*2			Approx. 2.96 kg (6.5 lbs.)
Operating environment		Temperature	0°– 40°C (32°–104°F)
		Humidity	20%–80% (no condensation)

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PT-LB75NT

YPBPR

COMPUTER (RGB) 1 IN

COMPUTER (RGB) 2 IN/1 OUT

SERIAL