Vizio VL470M Service Manual

Service Manual

Model #: VL370M_LGD

_LC370WUE-SBR1-6R1

(T37USVZB1RF-.VL370M1)

AMTRAN TECHNOLOGY CO., LTD.

17F, NO. 268, Lien Chen Rd., Chung Ho City Taipei County, Taiwan, 235 R.O.C.

TEL : [phone] FAX : [phone]

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. Block Diagram 6-1

7. Main Board I/O Connections 7-1

8. Theory of Circuit Operation 8-1

9. Waveforms 9-1

10.. Trouble Shooting 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

VL370M_LGD Service Manual

Service Manual

VL370M_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. VL370M

Product Name VIZIO VL370M

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

PC Inputs 15pins D-Sub

LC370WUE_SBA1 500

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

Max 178 /Avg. 126 W, Standby <0.5 W

HDMI – 1.3

Preset Modes Primary 1920 (H) x 1080 (V) @ 60Hz.

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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)

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Mechanical and Packaging Specifications

MECHANICAL SPECIFICATION

Gap allowance between bezel & panel surface

Horizontal Tilt

Panel disposition tolerance

Product balance

Tilt angle

Gap ≦4.0

|A-B| ≦NONE

C,D,E,F ＞0

|G-H| ≦5 mm

89°≦T≦91°

up :-2° ~ -5°

Down : 13° ~ 18°

(Unit: mm)

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

Net (W/O Base)：12.6 ±1.0kg

Net (W/ Base)：13.1 ±1.0kg

Gross：17.0±1.0kg

Material, color

Part name Material Color

Front bezel

ABS(94-HB)

Rear cover

ABS(94-5V)

Base Ass’y

ABS(94-HB)

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

Chocolate T52013

Black T52013

Chocolate T52012

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

Becoming dimmer after lighting up a

few seconds

Becoming dimmer after lighting up a

Orange Standby

few seconds

4. SPECIFICATION AND EXPLANATION OF USER CONTROL PANEL ON

THE SIDE

Button

1 2 3 4 5 6 7

s

(Power

Name

MENU CH+ CH- VOL+ VOL- INPUT

symbol))

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.

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.

Volume Adjustment

By operating the VOL+ and VOL-/ buttons, volume should be
available to change from minimum to maximum. At the time,
volume should increase with VOL+ button and decrease with VOL­button, and volume shift should be smooth.
When the “MENU” is activated, it can be navigated left by VOL+
button and right by VOL-button.

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Input Change

This button allows the user to cycle through the input sources in the
following sequence: TV, AV1(S-Video), AV2 (Video*), Component 1,
Component 2, RGB, HDMI 1, HDMI 2 and HDMI 3.

5. Speaker

Output 6Ω/10W (max) X2

6. ENVIRONMENT

Operating Temperature: 5℃~35℃ (Ambient)

Operating Humidity: Ta= 35 °C, 90%RH (Non-condensing)

Operating Altitude: 0~14,000 feet (Non-Operating)

7. WEIGHT (Physical weight)

Net (Without Base): 12.6 ±1.0kg

Net (With Base): 13.1 ±1.0kg

Gross: 17.0±1.0kg

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