Haier L42A8A-A1 User manual

L42A8A-A1

Contents

1. Summarize

2. Main features

3. Appearance picture of complete set

4. Chassis appearance picture

5. Interface definition and interface electric requirements

6. Factory mode instructions

7. Structure size

8. The requirements of transportation, storage and usage

9. Appendix

1. Summarize

this chassis is used to match and connect the big screen LCD TV, it supports multi-system TV input signal ,

it can stored 128 TV programs at most, at the same time the highest resolution of this chassis can be up to

SXGA or appear R, G, B input signal of WXGA of 16:9 again, color appear again can support 24 bit, and it

can realize synchronous automatic check. It can support 1080P HD signal input at most, and includes two

rows CVBS signal, one row S terminal signal input, one row HDMI signal one row CVBS signal output.

Inbuilt 2x10W medium sound + 2x3W treble sound output, four rows two channels external audio signal

input, one row sound output. Support left and right sound balance, equalizer adjustment function.

Meanwhile, this chassis can support TV signal and digital display in HD signal at the same time, and there are

3A picture optimise, 3A demo.

2. Main Features

LCD TV control panel support specifications:

Input/Output signal

Analog RHB(0.7Vp-p)

Composite Video Signal(1.0Vp-p +/-5%)

TV Video

Four rows two rows external audio input(PC sound

effect card and AV equipment sound input)

Video support system PAL: NTSC(AV)

TV receiving band VHF-L:49.75-160.25MHz

VHF-H:168.25-450.25MHz

UHF:451.25-863.25MHZ

Support Mode VGA, SVGA, XGA, SXGA , WXGA

Color 24bit

H-synchronous range 30-70KHz

V-synchronous range 56-75Hz

Output signal LVDS standard

Audio Output power 2Χ10WΧ

Control button TV/AV, VOL-, VOL+, POWER, CH-, CH+, MENU

(All the function can be operated by remote

controller)

OSD menu VGA: picture screen sound route function menu

TV: picture sound route function menu

OSD language English

Power input 150-240V(AC)

Power operations Normal working mode, standby mode

Power consumption 140W (without load)

Plug and play function Support

Power manage Standby Power consumption

3. Appearance picture of complete set

The sound box part and the structure of complete set is separable,so it need install solely.

4. Appearance picture of chassis

5. Interface definition (see appendix 2) and interface electric requirements

1. Power interface: supply the working power to chassis from power board..

2. Background light control panel interface: control the switch and brightness of screen background light

S-VIDEO input

PC audio input

VGA input

Power input

socket

Key control

socket

Screen connecting

Wire socket

Background light

control interface

Up grading

socket

CVBS input

AV1video input

AV video output

Speakeroutput

Remote control

socket

（down）HD signal input

AVaudio output

AV1audio input

HD signal audio input

Earphone socket

The speaker power socket

HDMI input

Side AVsocket

3. Remote control interface: support Toshiba receiving negotiation.

4. Control panel interface: 7 button control.

5. Sound output interface: sound signal output.

6. Program upgrading interface: upgrading program. Only for factory use.

6. Factory mode instructions

This chassis use new HYF-35R remote controller (grey, 41 button, can not share with the original blue 35

button HYF-35R ), the method to enter the factory mode is: Screen-----P.STD------S.STD------Sleep Time.

The following is the instructions of the factory menu of V2.1 version program

. DEBUG MENU.

Name Description

P.STD

S.STD

VOL SET

PICTURE MODE ADJUST

SOUND MODE ADJUST

VOLUME ADJUST

SAVE MODE

M.CLK

AGC

NO SET

DDRAM SET

AGC ADJUST

ENABLELOGO ON: open OFF: close

E2P SET ADJUST the DATA of EEPROM

FAC.MENU

Name Description

PWR. STB ON: power standby OFF: standby memory

ENABLELOGO Screen saver without signal ON: open OFF: close

TEST PAT. picture test

TV INIT Initialised factory signal do not use

E2P INIT Initialize EEROM

VERSION software property

BUS-SEL open or close BUS

WHITE BLC White blance adjust

Never adjust the following other items

7. Structure dimension (see appendix 1)

Relevant dimension specifications of control panel PCB，The specification of screw hole: diameter 3.3mm

screw hole , the structure diagram of hole position

8. Transportation, storage and usage requirements

1. Never press heavily and bend

2. Eliminated static

3. Relative humidity: below 80%

4. Storage temperature: -10¬+40℃

5. Usage temperature: 0¬+40℃

9. Appendix

Appendix 1: the dimension diagram of structure

Appendix 2: interface definition table

XP600 (9PIN/2.5): Power interface

NO. Definition Description

1 STN Power-on signal(high-level is available)

2 GND Ground

3 5V CPU working voltage(standby but not power

off)

4 GND Ground

5 GND Ground

GND

12V

Ground

Chassis working power (standby but power off)

XP601 XP601A (3PIN/2.0):Background light control interface

NO. Definition Description

1 ADJ Background light brightness control

2 ON/OFF INVERTER ON/OFF (high level is

available )

3 GND Ground

XP501(4PIN/2.0): Remote control button interface

NO. Definition Description

1 IR Remotecontrolreceiving

2 +5V 5VPower

3 GND Ground

4 LED Powerindicatorcontrol

XP502(4PIN/2.0):

NO. Definition Description

1 KEY1 Control panel signal 1

2 GND Ground

3 KEY0 Controlpanelsignal2

4 GND Ground (air connect)

XP301 (Right sound), XP302 (left sound) (2PIN/2.5): Sound output interface

NO Definition Description

1 SPK+ Sound output signal +

2 SPK- Sound output signal -

XP503 (4PIN/2.5):

NO. Definition Description

1 5V CPU Power

2 GND Ground

3 RXD Signal interface

4 TXD Signal interface

L42A8A-A1

Drafted by：Chen Long Checked by：Peng You Approved by：Hu Xijia

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