Yamaha DPX-830 ◆Screen size and projection distance, When the aspect ratio of the screen is 4:3, When the aspect ratio of the screen is 16:9

◆Screen size and projection distance

Refer to the following diagram to determine the screen size.

When the aspect ratio of the screen is 16:9

					Screen size 16:9				Projected distance (L)					Hd
	the	image	inch	cm	inch	cm	inch	cm	inch	m	inch	m	inch
														cm
Screen size			Diagonal		Height A		Width B		Min.		Max.
	Heightof	projected
A			40	102	20	50	35	89	56	1.4	68	1.7	6.6	17
			60	152	29	75	52	133	85	2.2	103	2.6	9.9	25
			80	203	39	100	70	177	114	2.9	139	3.5	13.2	33
		Hd	100	254	49	125	87	221	143	3.6	174	4.4	16.5	42
			150	381	74	187	131	332	216	5.5	262	6.6	24.7	63
			Center of the lens	508	98	249	174	443	289	7.3	349	8.9	32.9	84
B			200
			250	635	123	311	218	553	362	9.2	–	–	41.2	105
Width of the projected image
			Projected distance (L)	699	135	342	240	609	398	10.1	–	–	45.3	115
			275

• The above figures are approximate and may be slightly different from the actual measurements.

When the aspect ratio of the screen is 4:3

When the aspect ratio of the screen is 4:3, the positional relation between the projected image and the screen is as shown below. Refer to the

following table for installation.

When the aspect ratio of the image is 4:3

	Screen size	Height of the	projectedimage
	A
			Hd
	B		Center of the lens
	Width of the projected image		Projected distance (L)
When the aspect ratio of the image is 16:9
ofHeightthe screen			D	projectedimage
	C		A Heightof the
	Screen size
			D	Hd
	B			Center of the lens
	Width of the projected image

Projected distance (L)

		Screen size 4:3				Project distance (L)					Hd
Diagonal		Height A		Width B		Min.		Max.
inch	cm	inch	cm	inch	cm	inch	m	inch	m	inch		cm
40	102	24	61	32	81	65	1.6	79	2.0	6.8		17
60	152	36	91	48	122	98	2.5	119	3.0	10.2		26
80	203	48	122	64	163	132	3.3	159	4.0	13.6		35
100	254	60	152	80	203	165	4.2	200	5.1	17.0		43
150	381	90	229	120	305	248	6.3	300	7.6	25.5		65
200	508	120	305	160	406	332	8.4	–	–	34.0		86
250	635	150	381	200	508	–	–	–	–	42.5		108
275	699	165	419	220	559	–	–	–	–	46.8		119

•The above figures are approximate and may be slightly different from the actual measurements.

		Screen size 4:3				Size of the projected image 16:9						Project distance (L)				Hd
Diagonal		Height C		Width B		Height A		Blank space (D)			Min.		Max.
inch	cm	inch	cm	inch	cm	inch	cm	inch	cm	inch		m	inch	m	inch		cm
40	102	24	61	32	81	18.0	46	3.0	8	51		1.3	63	1.6	6.0		15
60	152	36	91	48	122	27.0	69	4.5	11	78		2.0	95	2.4	9.1		23
80	203	48	122	64	163	36.0	91	6.0	15	105		2.7	127	3.2	12.1		31
100	254	60	152	80	203	45.0	114	7.5	19	132		3.3	159	4.0	15.1		38
150	381	90	229	120	305	67.4	171	11.3	29	198		5.0	240	6.1	22.7		58
200	508	120	305	160	406	89.9	228	15.0	38	265		6.7	320	8.1	30.2		77
250	635	150	381	200	508	112.4	286	18.8	48	332		8.4	401	10.2	37.8		96
300	762	180	457	240	610	134.9	343	22.6	57	398		10.1	–	–	45.3		115

• The above figures are approximate and may be slightly different from the actual measurements.

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