Re: LCD TV and Monitor basic troubleshooting guides
HALLO BUDM
I love your threads it is logic and solve the problem quickly .
please point to steps of solving problems generally to solve certain fault .
this is BN44-00520F to complete the group .
thanks
Re: LCD TV and Monitor basic troubleshooting guides
hallo thoma
to take prepaired some thing better than from take it from another place .
here is PDF BN44-OO458A and BN44-00472A are note found in net but can be replaced by BN44-OO421A or BN44-00427A which are found in net .
once more thank you
Re: LCD TV and Monitor basic troubleshooting guides
Thank you very much for all the information provided, it has been exceptionally helpful! I am taking up working on broken Televisions as a hobby and definitely appreciate all of the expertise in this forum.
Re: LCD TV and Monitor basic troubleshooting guides
Hello I am new to the site, I have an Hisense LED 32K20DW TV that was given to me and I have tried to power on the unit and the stby LED will blink 6 times, return to a steady state then turn off, I have not opened the case yet as I was not too sure where to start, I can check the supply voltages printed on the PCB as they state, but if possible could someone help guide me where to start? Thanks
Re: LCD TV and Monitor basic troubleshooting guides
Samsung LED for SAMSUNG TV
I order this in May from Aliexpress: http://www.aliexpress.com/item/SAMSU...612202958.html
Guoxin Electronics Co., Ltd.:
SAMSUNG LED Backlight High Power LED 1W 3537 3535 100LM Cool white SPBWH1332S1BVC1BIB LCD Backlight for TV TV Application.
MODEL NAME : SPBWH1332S1BVC1BIB
Manufacturer : SAMSUNG
Origin : Korea
Package Model:Loaded Quantity 5000PCS Per Reel
Forward Current (IF ): 350mA
Pulse Forward Curren t1 (IFp): 500mA
Reverse Current (IR): 25mA
Reverse Voltage (VR): 5V (5mA)
Power Dissipation (PD): 1.25W
Operatin Tgemperature (Topr): -30 - +85 °C
Storage Temperature (Tstg): -40 - +85 °C
Soldering Temperature (Tsld): Reflow Soldering:260 °C
for 10secs
Hand Soldering:350 °C
for 3secs
Junctio Tnemperature (Tj ): 125°C
Forward Voltage (VF): 3.0-3.6V (350mA)
Luminous Flux (LM): 100-110lm (350mA)
Luminous Intensity ( IV ) : cd (350mA)
Wavelength (nm) : -nm mA
CIE : x=0.270 y=0.240 (350mA)
Color Correlated Temperature (CCT):
CRI : °
Viewing angle : 120°
Lead Frame Type LED Package: 3.5x3.5x0.8mm LxWxH d=mm
It has LARGE pad for CATHODE.
I installed them into 32" (6 pieces) and 40" (14 pieces) and burn them in for 24 Hour, so far so good.
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