JVC DLA-G20U Specifications, English, Optical mechanism system, Electrical system, Input / output

Specifications

Optical mechanism system

• Projection method	3D-ILA device, 1 lens, 3 primary color optical shutter method
• D-ILA device	0.9" (2.3cm) measured diagonally (1365 pixels ⋅1024 pixels) ⋅ 3 (Total number of pixels :
	4,193,280)
• Projecting lens	Electric-driven zoom of 1.5 ⋅
• Screen size	Approx.42" (107cm) to Approx.300" (762cm) [recommended] to Approx.521" (1323cm)
	[maximum] measured diagonally (*with aspect ratio : 4 : 3)
• Light-source lamp	550 W xenon lamp

Electrical system

• Color system	NTSC, NTSC4.43, PAL, SECAM (* Automatic switching / manual switching)
• Resolution	1365 dots ⋅ 1024 dots	(*S-XGA full resolution, during RGB input)
	1000TV lines (*Horizontal resolution, aspect ratio 4 : 3, during video input)
• Scanning frequency	Horizontal frequency :	15 kHz ~ 82 kHz
	Vertical frequency :	50 Hz ~ 78 Hz

Input / output

[AV IN (AV IN input)]
• Y/C	1-line, mini-DIN 4 pin ⋅ 1
	Y (luminance signal)	: 1V(p-p), 75Ω (negative sync)
	C (chroma signal)	: 0.286V(p-p) (burst signal), 75Ω [NTSC]
		: 0.3V(p-p) (burst signal), 75Ω [PAL]
• VIDEO	1-line, BNC ⋅ 1
	Composite video signal	: 1V(p-p), 75Ω (negative sync)
• Y, PB/B-Y, PR/R-Y	1-line, BNC ⋅ 3

Component (Y,B-Y,R-Y) signals

Y: 1V(p-p), 75Ω (negative sync) B-Y : 0.7V(p-p), 75Ω

R-Y : 0.7V(p-p), 75Ω

DTV-format signals

[480i (ITU-R BT. 601-4), 480p (SMPTE 293M)]

Y: 1V(p-p), 75Ω (negative sync) PB, PR : 0.7V(p-p), 75Ω

	[720p (SMPTE 296M), 1080i (SMPTE 274M)]
	Y	: 1V(p-p), 75Ω (3-value sync)
	PB, PR : 0.7V(p-p), 75Ω
• AUDIO L/R (for AV IN)	1-line, RCA ⋅ 2
	Audio signal : 0.5V(rms), high impedance
[COMPUTER IN (COMPUTER input)]
• COMPUTER IN-1 (PC)	1-line, D-sub 3-row 15 pin ⋅ 1
	Analog RGB signal
	R		: 0.7V(p-p), 75Ω
	B		: 0.7V(p-p), 75Ω
	G		: 0.7V(p-p), 75Ω
	G on Sync		: 1V(p-p), 75Ω (negative sync)
	Sync signal		: 1V(p-p) to 5V(p-p), high impedance (positive/negative polarity)
	* Some connected devices may not correspond to composite sync (Cs) or G on sync signal.
• AUDIO	1-line, stereo mini-jack ⋅ 1
(For COMPUTER IN-1)	0.5V(rms), high impedance
• COMPUTER IN-2	1-line, BNC ⋅ 5
	Analog RGB signal
	R		: 0.7V(p-p), 75Ω
	B		: 0.7V(p-p), 75Ω
	G		: 0.7V(p-p), 75Ω
	G on sync		: 1V(p-p), 75Ω (negative sync)

ENGLISH

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