LG DPDP60 Service Manual page 10

From Page 9
Distorted video
Test voltages on P805 on the Scann Converter.
12V pin 2,5,6. 5V pin 10.
Are any supply voltages missing or low?
YES
Replace Switch Mode Power Supply and Video
Scann Converter.
Replace Video Scann Converter.
SERVICING
NO
Check P806B pin 1 is 24V present?
YES
Is +180V present on CN3 on DC/DC Converter
pin 1?
YES
Is 92V present on CN3 on DC/DC Converter
pin 7?
YES
YES
Is +230V present on CN3 on DC/DC Converter
pin 10?
Replace DC/DC Converter.
Replace A/C Line Filter/Primary Supply and Video
Scann Converter.
10
NO
NO
NO
NO
PDP 60" - SERVICING