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TV Productor Service Manual
DATE 2013-12-09
YOUR COMPANY NAME:
YOUR MODEL NAME:
Production & Function Describtion:
Action TP.SIS231.P85
Function USB HDMI CVBS/AUDIO SCART
PC AUDIO IN VGA ATV YPBPR
COAXIAL OUT EARPHONE OUT
TV System PAL SECAM
Approved Signatures:
Approved By
Reviewed By Issued By
Customer Project
Project Leader D.C.C.
Leader
Express Luck Industrial Limited
Address:No.88,BaoTong,NanRoad,Xikeng,HengGangTown,LongGangDist
ric,Shenzhen,Guangdong, China
TEL 0086-0755-89739888 FAX 0086-0755-89739666
1. Basic Function & Specifications-----------------------------------------------------3
2. Maintenance & Safety-------------------------------------------------------------------3
3. Instruments --------------------------------------------------------------------------------4
4. Software Upgrade-------------------------------------------------------------------------4
5. Main Function & Specifications -------------------------------------------------5-24
6. Main board circuit diagram ------------------------------------------------------25-33
7. Main board service manual ------------------------------------------------------34-48
1. Basic Specifications
Working Temp 0 40
Storage Temp -20 60
Humidity Working 10 90%
Humidity Store 10 90%
LED Lifespan 50 Lum Tube current < Rating 60000 hour Il=4.5Ma
25
MTBF:50000 hour (Panel Module NOT inculded)
Power requirement Voltage 100~240 V 50 / 60 Hz
( Note: The above specifications are suitable for most of the TV models, and
for your reference only.)
2. Maintenance & Safety
2.1 Safety Warning:
(1) The inside key components in the LED must be offered and replaced
by qualified and
appointed manufacturer. Otherwise it may generate electricshocks,
fires or other important unsafety cases.
(2) Don't try to change the circuits without authorized permission.
(3) Ensure to study the maintenance and service manual thoroughly
before doing any of
the maintaining actions.
2.2 High Voltage Warning:
Please be highly noted the high voltages in the circuit.
2.3 Electricshocks and Fires Warning:
*Connect the insulate transformer between the AC current to the LED
before repairing the panel.
*Take care of the Soldering Pad related to the high voltage circuit. When
there occurs
short-circuit case, please replace the overheated components in time.
*All protective equipments must be re-installed according to the original
design.
*Check the rosin joints, stack welds and the insulations, ensure there is no
objection attached.
2.4 Antistatic Warning:
*The inner circuit boards in the LED TV are sensitive to the statics. Please
take care of the
ESD protection when replace the circuit boards.
*The circuit boards must be packed by antistatic bags.
*Please wear antistatic ring and gloves when during repairing works.
2.5 Attention:
LVDS VDD