LG DA-W6100A Service Manual page 44

www.freeservicemanuals.info
3. RF/Servo Circuit
A.
CHECK POINT(General)
Does signal goes
"High" to IC201 Pin186 when the
power is on?
Does signal pulse
Check "2.µ-COM Part".
input to IC201 Pins53, 54 when
the power is on?
Does
Does
Replace X201 or IC206
TTL pulse output to
33.8688MHz clock input
(33MHz clock defect)
IC201 Pin156?
to IC201 Pin59?
Replace IC201
(IC206 soldering or IC defect).
Is IC201
Check power circuit.
Pins79, 80, 84, 88 voltage
about 2.2V?
END
- 3-5 -
Digitized in Heiloo Netherland