Toshiba 32L310U20 Bedienungsanleitung

32L310U20 Service manual

Be sure to read this manual before servicing. To ensure safety from fire, electric shock, injury, harmful

radiation and materials, various measures are provided in this LCD Television.

Be sure to read cautionary items described in the manual before servicing.

These servicing instructions are for use by qualified service personnel only. To reduce the risk of electric

shock, do not perform any servicing other than that described in the operating instructions unless you are

qualified to do so.

1. Since the Panel Module and the front Filter are made of glass, handling the broken Module and Filter

carefully and with caution in order not to receive injury.

2. Replacement work should be started after the Panel Module and the AC/DC Power supply have become

sufficiently cool.

3. Special care should be taken when working near the display area in order not to damage its surface.

4. The Panel Module should not be touched with bare hands in order to protect its surface from blemishes

and damage.

5. It is recommended that you use clean soft gloves during the replacement work in order to protect not only

the display area of the Panel Module but also yourself.

1. Features .......................................................... 4

2. Specifications .................................................. 5

3. Component names .......................................... 11

4. Service points ............................................... 13

5. Adjustment .................................................... 14

6. Troubleshooting ............................................ 39

7. Attachments……………………………………48

8.Exploded view………………………………….48

LCD Television

Caution

Contents

Service Warning

Revison History:

Rev. Date Changed Content Name Note

CAUTION FOR SAFETY

Please read this page before repair the monitor.

The following safety precautions are designed to help you stay safe and prevent accidents during the repair

work.

 Please take note of these cautionary flags.

Warning This means "Potential to sustain injury or even death."

Caution This means "Potential to sustain breakage or irreparable damage."

 Also note these cautionary icons

This means "CAUTION"

This means "MUST"

This means "POTENTIAL ELECTRIC

SHOCK"

This means "DO NOT"

WARNING

 Follow instructions.  Must use same types of wires and components.

The cabinet, chassis, and labels are parts

that require attention. You must follow the

caution notes and safety instructions

presented throughout this User Manual to

prevent damage to them or injury to

yourself.

The Monitor uses special tubes and tapes

made from insulated materials. Moreover,

some materials are kept from making

contact with the PWB for the sake of

safety.Internal leads are kept from hot

parts or high voltage parts by means of

clamps or other measures. As such, you

must restored these parts to their original

conditions in order to prevent electric

shock or fire.

 Prevent electric shock.

Exercise caution while working on the

device as the Monitor contains high

voltage parts and power supply.It is

possible to sustain severe injury or death

if you accidentally touch the wrong

parts.You must disconnect the power

supply while servicing, reassembling, or

change parts. If you touch a live

connection it is possible to sustain severe

injury or death.

 Perform safety check when done.

Every part (such as removed screws,

components, and wiring) must be restored

to their prior conditions after servicing.Be

sure to check everything that was repaired

for damage or mistakes. Also measure the

insulated impedance with a meg-ohm

meter to confirm that the impedance value

is more than 4M ohm.If the impedance

value is less than 4M ohm, then electric

shock or fire may result.

 Use recommended components.

Use only the

recommended

components or componentst that

structurally identical to the originals. This

is to ensure safety and reliability. Pay

special attention to parts in the parts list

and circuit diagrams marked with . If you

use non-recommended components, then

electric shock or fire may result.

 Do not try to check the HDCP code and

combination circuit.

Never remove the shield case protecting

the HDCP code and combination circuit.

PRECAUTIONS

 Cleaning the LCD panel of the television

Please make sure to unplug the power cord before cleaning the television.

● Wipe the panel with a lint-free and dry cloth in order to prevent damage to the panel surface.

● Do not use a chemical cloth or cleaner. Depending on the ingredients, it may cause discoloration and

damage the panel surface.

● Do not wipe with a hard cloth or rub hard. It may hurt the panel surface.

● In case of the greasy dirt such as fingerprint, wipe with a lint-free cloth moistened by a diluted neutral

detergent solution, and then wipe with a soft and dry cloth.

● Do not use a spray cleaner. It could cause malfunction.

 Cleaning the monitor's cabinet of the television

● The following may cause crack, deformation, and paint peeling.

● Do not wipe the cabinet with benzene, thinner, and other chemical products.

● Do not spray volatile solutions such as insecticide over the cabinet.

● Do not leave the cabinet in prolonged contact with plastic or rubber materials.

● Do not use a chemical cloth, cleaner or wax. Depending on the ingredients, it may cause crack and

deformation.

● Use a lint-free cloth to clean the cabinet and control panel of the television. In case of the heavy dirt,

wipe with a soft cloth moistened by a diluted neutral detergent solution, and then wipe with a soft and

dry cloth.

● Never use the following detergents. It could cause crack, discoloration, and scratch.

● Acid/ alkaline detergent, alcoholic detergent, abrasive cleaner, powder soap, OA cleaner, car wax, glass

cleaner, etc.

1. Features

● Large-screen and high-definition LCD panel.

● Improved Digital signal processor.

● Accept more digital input devices with HDMI terminals.

● Great diversity of connecting terminals to cover wide range of audio-visual equipments.

● Enjoy the image from PC with large, high-definition LCD screen.

● Easy-to-use On-Screen Display system operating with Remote control.

● Low power consumption.

● Digital Terrestrial Television Broadcasting

Converting into digital signal enables to provide more channels and various useful features, such as, Digital

& Analog Closed caption , V-chip and so on. Further, digital signal can create high quality picture.

MODEL NAME 32" HD

TOSHIBA NAME 32L220U20

1 Biz. Term

-1 Delivery Term FOB China

-2 Shipping Style FG

-3 Currency USA/Canada/Mexico

-4

Category

IP requirement ATSC IP Essential

MP target Apr', 2019

2 Shape and stuff

-1 Dimension(W x H x

D)(mm) with stand 7373X48.1X20.2 CM

without stand 73X43.9X8.5 CM

-2 Weight (without stand)

(Kg) without stand 3.8 KG

Weight (with stand)

(Kg) Net weight 3.9 KG

Gross weight 5.5.3 KG

-3 Container loading 20F 504 SETS

40F 1032 SETS

40F HQ 1260 SETS

-4 Bezel Treatment Glossy

Color BLACK

2. Models Specification

Plastic ABS 94HB

-5 Stand base Plastic ABS 94HB

-6 Back cover Plastic

TOP:HIPS 94V-0 ,Bottom:HIPS

9HB75

-7 Number of control keys 1

-8 LED Indicator Red/Green Red

-9 Wall mount (Vesa

Dimensions) 100 x 100(mm)

-10

Vesa Screw Size

(32"and below:M4;

Above 32": M6; If M4X12 (MM)

100lbs or more M8 (no

M5))

3 Panel

candidate should

provide completed

panel spec.

-1 Dimension / Power

Consumptions (LCM Spec) 32"

-2 Pixel Format (H x V) 1366 x 768

-3 BM Supplyer KTC

-4 BM Part number TBD

-5 Cell Supplier CSOT

Cell Part number ST3151A05-8 V2.8

-6 Backlight Type CCFL / E-LED /D-LED D-LED

-7 Feature 60Hz/120Hz 60Hz

Color Gamut 59%(min.)/62%(typ.)

8bit / 10bit 8bit

LED Backlight yes

Local Dimming ---

-8 Visible Area (mm) : H x

V697.685x392.256

-9 Diagonal Screen Size

(inches) 31.5"

-10 Pixel Pitch (mm) 0.17025x0.51075

-11

Brightness (cd/㎡)

(min/typ)Brightness

(cd/㎡)

(min/typ)Brightness

(cd/㎡)

(min/typ)Brightness

(cd/㎡) (min/typ)

should be measured

under color

temperature

x=280,y=288(natural)

and reach brightness

spec.

180/220

Color chromaticity White x,y Wx:0.280, Wy:0.290

-12 Contrast Ratio

(min/typ) 2400(min.)/3000(typ.)

-13 Viewing angle Conventional (CR>10)

(degrees) 89+89

-14 Response Time (ms)

(typ) . 6.5ms(typ.)/12ms(max.)

-15 Back Light Life (hours) 30000 hrs

-16 Panel quality level Bright/dark dot ZBD

mura level 2% ND filter

4 Terminals

-1 Input

Terminal direction

("Bottom and side" or

"back and side")

side

Antenna Input 1 (Side)

VIDEO/AUDIO Input

Port CVBS,L/R 1 (Side)

HDMI with MHL ---

HDMI 2 (2 side)

HDMI(DVI) / analog

Audio input(3.5mm) yes/---

-2 Output Audio Line out (Fixed /

Variable) yes / ---

Headphone out

(Fixed / Variable) --- / yes

Digital 1 (SPDIF optical)(Side)

LAN (10/100Mbps) ---

USB (Total

QTY)/USB-IF approve

part(should provide

TID number)

1( USB ID number is 60001218)

-3 Control RS-232C ---

-4 Service Port Program update USB

5 Receiving Signals

-1 Built-in Tuners Composition Digital & Analog (1)

ATSC 8VSB

CABLE 64/256QAM (135ch)

Analog NTSC-M

System / Number of

Position FS/191ch

-2 Antenna Input Digital ATSC,

Cable(64/256QAM/135ch,8VSB)

NTSC yes

Setting of Factory

Release NTSC

-3

Video Compression

(Tuner)Video

Compression

(Tuner)

MPEG-2 SD (MP@ML) yes

HD (MP@HL) yes

-4

Audio Decoder

(Tuner)Audio Decoder

(Tuner)

MPEG-1 Layer Ⅰ/Ⅱyes /yes

MPEG-2 Layer Ⅰ/Ⅱno /yes

Dolby Digital yes

HE-AAC Layer I

Version II/IV (For Mexico)

HE-AAC Layer II

Version II/IV (For Mexico)

-5

Audio

Encored/Transcorder

(output)

Dolby Digital yes

NTSC yes

-6 Composite Video 480i (60Hz) yes

-7 HDMI AV format 480i (60Hz) / 576i

(50Hz) yes / ---

480p (60Hz) / 576p

(50Hz) yes / ---

720p

(24/30/50/60Hz) --- / --- / --- / yes

1080i (60Hz) /

1080i (50Hz) yes / ---

1080p

(24/25/30/50/60Hz) yes / --- / yes / --- / yes

3840x2160 4:2:0

60p ---

3840x2160 4:4:4

30/25/24p ---

3840x2160 4:2:2

30/25/24p ---

3840x2160 4:4:4

60p ---

4096x2160 4:2:0

60p ---

4096x2160 4:4:4

30/25/24p ---

4096x2160 4:2:2

30/25/24p ---

PC format VGA (640 x 480) 60Hz

SVGA (800 x 600) 60Hz

XGA (1024 x 768) 60Hz

WXGA (1280x768) 60Hz

WXGA (1360x768) 60Hz

SXGA (1280 x 1024) 60Hz

Audio format L-PCM / AC3 yes / yes

Ver 1.4 ARC (Audio Return

Channel) Yes (HDMI-1 only)

CEC CEC yes

CEC unified 0.9 yes

HDMI CEC Player

Control Root Menu

Contents Menu yes

Setup Menu yes

Top Menu yes

Menu yes

Information of

connected device yes

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