Read LG 50PT250R-TA (CHASSIS:PP11K) Service Manual online
Making
Revision
PDP TV
Symptom
A. Picture Problem
Control Board Checking Method(42G2/50G2)
Repair Process-Reference data
A13
① Check input voltage(5V of P101) on Control B/D
② Check LED On
③ If LED light doesn’t appear, check Crystal X101 output
④ Check 3.3V, 5V,1.8V FET
⑤ Check MCM at VS_DA by using Multi meter
▣ Checking Method
③ Check Crystal(X101)
3.3 V
5 V
1.8 V
② Check LED On
① Check Input voltage
GND
④ Check Crystal(X101)
Check oscillation of Crystal
(Normal: 100 MHZ, 1.6v)
MCM Check point
(+)VS_DA / (-) GND
(Normal: 3.3V )
⑤ Check MCM
Click on the first or last page to see other 50PT250R-TA (CHASSIS:PP11K) service manuals if exist.