Repair Flow Chart - Philips 190P7 Service Manual

www.DataSheet.co.kr
19" LCD Color Monitor

11. Repair Flow Chart

(1). No Power
No power
Press power key and look if the
picture is normal
NG
Please reinsert and make sure the
AC of 100-240 is normal
NG
OK
Measure U502 Pin2=3.3V,
U501 Pin2=1.8V?
NG
OK
X301 oscillate waveforms are
normal
NG
OK
Replace U301, U401
Reinsert or check the
power section
Replace U501, U502
Replace X301
50
190P7
Datasheet pdf - http://www.DataSheet4U.net/