SAMSUNG PN42C450B1DXZA troubleshooting

PN42C450B1DXZA
FIRMWARE
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--6/25/10. 1006.0
-Buzzing noise level will be reduced
HELP : 1-888-751-4086 (Tech Support)
1-866-894-0637 (FE)
GSPN http://gspn3.samsungcsportal.com PLUS ONE
http://my.plus1solutions.net/clientPortals/samsung
HOT TIPS
-Power On Problems: (pg. 3)
-Video Problems: (pg. 4)
Fast Track Troubleshooting Manual - Rev 1/9/2012
Vs Va Vsc Ve Voltages
Buffer Y
SMPS
Y Main
Spkr R
X Main
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Logic Main PCB
Buffer X
Main PCB
Buffer F Buffer E
Spkr L
1
Fast Track Troubleshooting Manual PN42C450B1DXZA
Power On Sequence
-STBY 5V (Pin 2 CN801)
-PS_ON (approx 3.3V – 0V) (Pin 1 CN801)
-VS_ ON (approx 0V – 3.3V) (Pin 6 CN802)
2
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