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:
Page 3
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)
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
Page 4
Page 5
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
Page 6
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.STDS.STD VOL SET SAVE MODEM.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 testTV INIT Initialised factory signal do not use E2P INIT Initialize EEROMVERSION software property
BUS-SEL open or close BUS
PICTURE MODE ADJUSTSOUND MODE ADJUSTVOLUME ADJUST
NO SETDDRAM 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%
Page 7
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)
Chassis working power (standby but power off)
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 )
Page 8
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
Page 9
Page 10
L37TA6A
User’s Manual
Drafted by:Chen Long Checked by:Peng You Approved by:Hu Xijia
Page 11
①
Check power board 5V supply
Check CPU Power-on signal
NO Power
without
with
without
CPU is damaged replace
with
without
with
Check power board 24V supply See background light is not on part Check power board 12V supply
Power boad is damaged,replace
without
Check power board AC input
with
with
without
Check and repair Power input part
Page 12
TV Without
②
Check tuner 5V supple
with
without
Check and repair 5V supple part
Yes
Video Without Signal
Check if the bus control is normol
Yes
Check if the tuner is output
Yes
Check if the signal is input the
picture decode chip
Yes
Check if the chip supple,crystal
osciuator or bus control is normal
Yes
Chip is damaged,replace
No
No
No
No
Deck and repair bus control part
Tuner is damaged,replace
Check and repair if the signal
circuit is erroneous
Check an repair the chip relevant
circuit
Page 13
③
Background is not/Background is
always on
Not on
Always on
Check it on/standly CPUbackground
light control pin is changed
without
Check the power board 24Vsupply
Check and repair logic control
circuit
Connect the wire cluster again
with
without
without
with
Power board is damaged, replace
with
Check it inverter background
light control pin is changed
Drafted by:Huang mingjing
Checked by :Xiao xigang
Approved by:Hu xijia
Date:January 6th,2007
Page 28
Contents
1、Summarize
2、Module appearance diagram
3、Interface definition
4、Structure dimension
5、Transportation , store and usage requirements
6、Appendix
Page 29
1、Summarize
This chassis is DVB-T digital module, it can receive European digital broadcasting
TV.
2、Module appearance diagram
Signal input
Power interface 2
Sound output interface
Signal output
Serial port
Serial port
Power interface 1
3、Interface definition(see appendix)
1. Power interface 1: Supply the working power to chassis from power board
2. Power interface 2: Supply the working power to electric tuner from power
board.
Page 30
3. Sound output interface:Output the sound signal to the interface of speaker.
4. Signal interface: Output the image signal to the interface of image source..
5. Control panel interface: Connect control panel, press 7 button to control.
6. Speaker interface: Output the sound signal to the interface of speaker.
7. Serial port interface: For updating the process. Only use for factory.
4、Structure dimension
PCB dimension specification
(1)PCB thick + the height of the tiptop component=20 mm
(2)PCB = 140mm*140mm
Screw hole specification: diameter 3.5 mm ,the hole position structure diagram
5、Transportation , store and usage requirements
1. Do not stress and bend.
2. Prevented static
3. Relative humidity:≤80%
4. Storage temperature:-10~+60℃
5. Usage temperature:0~+40℃
Page 31
6、Appendix
Interface definition table
XP301(4PIN/2.5):power interface
No. Definition Description
1 5V Chassis working power(standby cut off)
2 5V Chassis working power(standby cut off)
3 GND Ground
4 GND Ground
XP302(4PIN/2.5):power interface
No. Definition Description
1 5V Chassis working power(standby cut off)
2 5V Chassis working power(standby cut off)
3 GND Ground
4 GND Ground
XP3(9PIN/2.5):signal output interface
No. Definition Description
1 TV-IPQ Interrupt signal
2 Pb Pb
3 Y Y
4 GND Ground
5 Pr Pr
6 GND Ground
7 C C
8 SCL Clock
9 SDA Data
XP5 (3PIN/2.5):Remote button interface
No. Definition Description
1 R Right audio
2 GND Ground
3 L Left audio
Page 32
XP7(4PIN/2.5):Serial port interface
No. Definition Description
1 5V CPU power
2 GND Ground
3 RD0 Signal interface
4 TD0 Signal interface
XP78(4PIN/2.5):Serial port interface
No. Definition Description
1 5V CPU power
2 GND Ground
3 RX2 Signal interface
4 TX1 Signal interface
Page 33
Sincere Forever
Haier Group
Haier Industrial Park, No.1, Haier Road
266101, Qingdao, China
http://www.haier.com
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