Vizio VO370M Service Manual
Service Manual
Model #: VO370M_LGD
_LC370WUE-SBA1-6R1
(T37USVZB1RF-.VO370M1)
AMTRAN TECHNOLOGY CO., LTD.
17F, NO. 268, Lien Chen Rd., Chung Ho City Taipei County, Taiwan, 235 R.O.C.
TEL : (02) 8228-0505 FAX : (02) 8228-0599
Confidential Document, Property of AmTRAN CO. LTD
Table of Contents
CONTENTS PAGE
Sections
1. Features 1-1
2. Specifications 2-1
3. On Screen Display 3-1
4. Factory Preset Timings
5. Pin Assignment
4-1
5-1
6. Main Board I/O Connections 6-1
7. Theory of Circuit Operation 7-1
8. Waveforms 8-1
9. Trouble Shooting 9-1
10. Block Diagram 10-1
11. Spare parts list 11-1
12. Complete Parts List 12-1
Appendix
1. Main Board Circuit Diagram
2. Main Board PCB Layout
3. Assembly Explosion Drawing
VO370M_LGD Service Manual
Service Manual
VO370M_LGD
COPYRIGHT © 2000 V, INC. ALL RIGHTS RESERVED.
IBM and IBM products are registered trademarks of International Business Machines Corporation.
Macintosh and Power Macintosh are registered trademarks of Apple Computer, Inc.
VINC and VINC products are registered trademarks of V, Inc.
VESA, EDID, DPMS and DDC are registered trademarks of Video Electronics Standards
Association (VESA).
Energy Star is a registered trademark of the US Environmental Protection Agency (EPA).
No part of this document may be copied, reproduced or transmitted by any means for any purpose
without prior written permission from VINC.
FCC INFORMATION
This equipment has been tested and found to comply with the limits of a Class B digital device,
pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection
against harmful interference in a residential installation. This equipment generates, uses and can
radiate radio frequency energy, and if not installed and used in accordance with the instructions,
may cause harmful interference to radio communications. However, there is no guarantee that the
interference will not occur in a particular installation. If this equipment does cause unacceptable
interference to radio or television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one or more of the following
measures -- reorient or relocate the receiving antenna; increase the separation between
equipment and receiver; or connect the into an outlet on a circuit different from that to which the
receiver is connected.
FCC WARNING
To assure continued FCC compliance, the user must use a grounded power supply cord and the
provided shielded video interface cable with bonded ferrite cores. Also, any unauthorized changes
or modifications to Amtrak products will void the user’s authority to operate this device. Thus VINC
Will not be held responsible for the product and its safety.
CE CERTIFICATION
This device complies with the requirements of the EEC directive 89/336/EEC with regard to
“Electromagnetic compatibility.”
SAFETY CAUTION
Use a power cable that is properly grounded. Always use the AC cords as follows – USA (UL);
Canada (CSA); Germany (VDE); Switzerland (SEV); Britain (BASEC/BS); Japan (Electric
Appliance Control Act); or an AC cord that meets the local safety standards.
VO370M_LGD Service Manual
Chapter 1 Features
1. Built in TV channel selector for TV viewing.
2. Color Depth 8 bit (D).
3. Connectable to PC’s analog RGB port.
4. Built in S-video, HDTV, composite video, HDMI and TV out.
5. Built in auto adjust function for automatic adjustment of screen display.
6. Smoothing function enables display of smooth texts and graphics even if image with
resolution lower than 1920(H) x1080 (V) is magnified.
7. Power saving to reduce consumption power too less than 0.5W.
8. On Screen Display: user can define display mode (i.e. color, brightness, contrast,
sharpness, and backlight), sound setting, TV channel program, aspect and gamma
or reset all setting.
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Chapter 2 Specification
1. General Description
Model No. VO370M
Product Name VIZIO VO370M
Panel RAKEN LC370WUE_SBA1
Display Pixels 1920 (H) x 1080 (V) pixels
Active Display Area (mm) 819.36 (H) x 460.89 (V)
Aspect Ratio 16:9
Color Depth 8 bit(D)
2
)
Luminance of White (cd/m
(Typical, Panel Spec.)
Contrast Ratio LC370WUE_SBA1 1400:1
TV system NTSC/ATSC/QAM
LC370WUE_SBA1 500
PC Inputs 15pins D-Sub
Video Inputs 1x RF (Combo, F Connector for internal NTSC/ATSC/QAM
Tuner)
3x HDMI with HDCP plus Stereo Analog Audio
2x Component YPbPr plus Stereo Audio
2x Composite Video plus Stereo Audio
1x S-Video plus Stereo Audio
1x Analog RGB plus Stereo Audio
USB firmware update
Audio Inputs 1x Stereo Audio (RCA)
1x PC mini jack
Audio Outputs 1x SPDIF Digital Audio (Optical)
1x Stereo Analog Audio
Service Port USB service port
Audio Speaker 10W X 2
Power Input 100~240Vac at 50/60 Hz
Power Consumption
EDID version VGA – 1.3
Preset Modes Primary 1920 (H) x 1080 (V) @ 60Hz.
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Max 178 /Avg. 126 W, Standby <0.5 W
HDMI – 1.3
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Optical Characteristics
RAKEN Panel
Item Specification
Supplier RAKEN
Panel LC370WUE_SBA1
Display Pixels (H x V) 1920 x 1080
Active Display Area
(H x V, mm)
Color Depth 8bit(D)
Pixel Pitch (H x V, mm) 0.42675mm x 0.42675mmxRGB
Luminance of white (cd/m2)
(Center of Screen, Typical)
Contrast Ratio 1400:1
White
Color
Red
coordinate
(typical)
Green
±0.030
Blue
x 0.279
y 0.292
x 0.639
y 0.334
x 0.289
y 0.606
x 0.145
y 0.065
819.36 (H) x 460.89 (V)
500
Remark: All characteristics are measured at least 30 minutes later after power-on in the
normal ambient temperature
2. POWER SUPPLY
a. Input voltage: 100~240Vac, 50/60Hz
b. Input current: 3A (at AC 90V/60Hz)
c. Inrush current: 100A at Vac=100V
d. Power consumption: 178 W MAX/ 126 W AVG
e. Standby / Power off: <0.5 Watts. (at 115 Vac)
Mechanical and Packaging Specifications
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MECHANICAL SPECIFICATION
Gap allowance between bezel & panel surface
Horizontal Tilt
Panel disposition tolerance
Product balance
Gap ≦4.0
|A-B| ≦NONE
C,D,E,F ＞0
|G-H| ≦5 mm
(Unit: mm)
89°≦T≦91°
Tilt angle
up :-2° ~ -5°
Down : 13° ~ 18°
OUTLINE DIMENSION
Physical dimension
(Unit: mm)
Display Module Display Module + Base
Height 603.7 634.3
Width 919.9 919.9
Depth 98 218.2
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Weight
Material, color
Front bezel ABS(94-HB) Chocolate T52013
Rear cover ABS(94-5V) Black T52013
Base Ass’y ABS(94-HB) Chocolate T52012
a. Net (W/O Base): 12.6 ±1.0kg
b. Net (W/ Base): 13.1 ±1.0kg
c. Gross: 17.0±1.0kg
Part name Material Color
Wall-mounting
a. Screw size: M6* PITCH 1.0 mm
b. Screw Q'ty: 4 pcs
c. Mounting hole pitch: 400 (H), 200 (V) (mm)
PACKAGING SPECIFICATION
Packaged dimensions
a. Height 745.0 ±10 mm
b. Width 1060.0 ±10 mm
c. Depth 225.0 ±10 mm
Pallet Load
a. Sea A)15 units / pallet
b. Air A)NONE
Container Load
a. 40’ container 330 units (=15*22 Pallets)
b. 20’ container 100 units (=10*10 Pallets)
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ACCESSORIES
a. 1.8M HDMI Cable x 1
b. 1.8M Power Cord 110V UL/CSA Black x 1
c. VIZIO Universal Remote Control VUR8P x 1
d. User’s Manual x 1
e. Quick Start Guide x 1*
f. Registration card x 1
g. Service Brochure x 1*
h. AA batteries x 2
i. D size Polishing Cloth x 1
j. Safety Strap x 1
k. Product Warranty & Repair sheet x 1
External Control Panel & Indicators
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3. LED INDICATOR DISPLAY ON THE FRONT
LED indicator Status Remark
Off AC power off By disconnecting the power cord
White Power on
Orange Standby
Becoming dimmer after lighting up a few
seconds
Becoming dimmer after lighting up a few
seconds
4. SPECIFICATION AND EXPLANATION OF USER CONTROL PANEL
ON THE SIDE
Buttons 1 2 3 4 5 6 7
Name
Standby/Power on
After AC on, by pressing Power button, LED indicator turns to white to indicate power
on. To turn off this device, press this button again.
(Power
MENU CH+ CH- VOL+ VOL- INPUT
symbol))
Menu Operation
Press MENU button to activate the OSD. Press this button again to exit.
Channel Selection
By operating the CH+ and CH- buttons, channel should be selected. At the time,
channel should increase with CH+ button and decrease with CH- button.
When the “MENU” is activated, it can be navigated up by CH+ button and down by
CH- button.
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