LG 50PS60 Training Manual page 121

Main PWB Crystal X1 and X501 Check
Main PWB Crystal X1 and X501 Check
X1 (1.5V DC) / (2.4V p/p)
12Mhz
X1 Runs all the time
X501 (1.5V DC) / (110mV p/p)
X501 Runs only when set is on
25Mhz
X501
X1
MAIN PWB
Crystal Location
120 Fall 2009 1080P Plasma 50PS60