Haier L37TA6A Schematic

L37TA6A

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

Speakeroutput

The speaker power socket

CVBS input

Earphone socket

Side AVsocket

AVaudio output

AV video output

AV1audio input

AV1video input

Up grading socket

Remote control socket

Key control socket

Power input socket

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

Background light control interface

S-VIDEO input

HD signal audio input

（down）HD signal input

PC audio input

VGA input

HDMI input

Screen connecting Wire socket

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 SAVE MODE M.CLK

AGC ADJUST

AGC ENABLELOGO ON: open OFF: close

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

PICTURE MODE ADJUST SOUND MODE ADJUST VOLUME ADJUST

NO SET DDRAM SET

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 6 7 8 9

GND 12V 12V 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 Remote control receiving 2 +5V 5V Power 3 GND Ground 4 LED Power indicator control

XP502(4PIN/2.0): NO. Definition Description 1 KEY1 Control panel signal 1 2 GND Ground 3 KEY0 Control panel signal 2 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

L37TA6A

User’s Manual

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