2) When switching the
video output mode from
480P to 720p/1080i, TV
display becomes blank
1) Supply for Up-Con
(IC3901)
2) GND for Up-Con
- Pin 7, 125
3) Check for capacitor short
to GND
1) Check digital video data
line from LSI (IC8001) to
Up-Converter (IC3901),
VOUT0-VOUT7.
- Pin 9, 124
LB3902
C3902, C3928, C3925
RX3707, RX3708
3) Color Problem. TV
screen is White/Blue/ Purple
4) HDMI got no audio output
1) Audio data lines
2) Check setting of the set
in Setup Menu whether the
HDMI Audio output is
turned ON
R8402, RX8402
* Check for solder short
and/or component
missing/damaged as well as
signal condition.
Problems
Checking Points
Checking Components
121
SA-PT550GCP
Summary of Contents for SA-PT550GCP
Page 3: ...3 SA PT550GCP ...
Page 12: ...12 SA PT550GCP ...
Page 23: ...8 1 3 Advanced Digital Sound 8 1 4 Easy to Use 8 1 5 HDMI Compatible Products 23 SA PT550GCP ...
Page 49: ...10 2 Main Components and P C B Locations 49 SA PT550GCP ...
Page 65: ...Step 3 Remove the middle chassis Step 4 Remove the traverse unit 65 SA PT550GCP ...
Page 68: ...68 SA PT550GCP ...
Page 82: ...SA PT550GCP 82 ...
Page 92: ...92 SA PT550GCP ...
Page 110: ...SA PT550GCP 110 ...
Page 118: ...SA PT550GCP 118 ...
Page 126: ...25 Exploded Views 126 SA PT550GCP ...
Page 127: ...25 1 Cabinet Parts Location SA PT550GCP 127 ...
Page 128: ...SA PT550GCP 128 ...
Page 129: ...25 2 Packaging SA PT550GCP 129 ...