LG PB60G Service Manual

3. DLP Projection TV
DMD (Digital Micromirror Device) :
Optical Layout - DMD Panel
structure that MEMS structure is stacked on top of the CMOS Memory
-
12
+1
2
[DMD Pixel Exploded View]
Mirror
Y
oke
Landing TiP
Mirror
Address
Electrode
Torsion
Hinge
(Mirror
rotation)
[Layers
]
Mirror
Yoke
- Each Micromirror moves left and right by 12 degrees
- A digitalized video signal saved in a video memory is
t f d t ti t f h Mi i
(Mirror
fixation)
Bias-
Reset
Via 2
Contact
To CMOS
Landing
Site
Yoke
Address
Electrode
Yoke
&
Hinge
Metal-
3
t
rans
f
erre
d t
o a opera
ti
ng par
t
o
f
eac
h Mi
crom
i
rror.
- A minimum 480 thousands to maximum 1.9 millions
of Micromirrors, extremely tiny, are installed in the
DMD chi
p
.
Reset
Bus
Site
CMOS
Memor
y
p
- Micromirror is in charge of a pixel.
Copyright © 2012 LG Electronics Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only

LG PB60G Specifications

General

Native aspect ratio	16:9
Projection distance	- m
Projection technology	DLP
Supported aspect ratios	4:3, 16:9
Contrast ratio (typical)	15000:1
Digital gamma correction	Yes
Screen size compatibility	25 - 100 \
Projector native resolution	WXGA (1280x800)
Lamps quantity	1 lamp(s)
Light source type	LED
Service life of light source	30000 h
Focus	Manual
Offset	100 %
Throw ratio	1.5:1
Focal length range	- mm
Full HD	No
Supported video modes	1080i, 1080p, 480i, 480p, 720p
Analog signal format system	-
Supported graphics resolutions	1280 x 720 (HD 720), 1280 x 800 (WXGA), 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080), 854 x 480 (WVGA)
RMS rated power	2 W
Number of built-in speakers	2
Audio (L/R) in	3
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
S-Video inputs quantity	0
Noise level	31 dB
Certification	KC/KCC, FCC/UL
Noise level (economic mode)	26 dB
On Screen Display (OSD) languages	ARA, CHI (SIMPL), DEU, ENG, ESP, FRE, GRE, ITA, KOR, POL, POR, RUS, SWE, TUR
Placement	Desktop, Tripod
Product type	Standard throw projector
Product color	White
Cable lock slot type	Kensington
Power source	AC
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (max)	60 W
Power consumption (standby)	0.5 W
Cables included	AC, Component
Operating temperature (T-T)	0 - 40 °C

Weight and Dimensions

Depth	103 mm
Width	158 mm
Height	33 mm
Weight	470 g