32
33
31
30
1
2
3
4
5
6
A
B
C
D
E
All DC voltage to be measured with a tester (100k
/V). Voltage taken on a complex color bar signal including a standard color bar signal.
Since this is a basic circuit diagram, the value of the parts is subject to be altered for improvement.
PT3-H Signal/Audio 1
PRODUCT SAFETY NOTE: Components marked with a and shaded have special characteristics important to
safety. Before replacing any of these components, read carefully the PRODUCT SAFETY NOTICE of this Service
Manual. Don’t degrade the safety of the receiver through improper servicing.
BASIC CIRCUIT DIAGRAM
PT3-H AVC3-U
Signal/Audio 1
79
To Filter
To Signal 4
To Filter
To Signal 4
Summary of Contents for 50HDT50
Page 34: ...34 PT3 H AVC3 U 4 7 WHITE BALANCE ADJUSTMENT OSD FLOW DIAGRAM BACK TO ADJUSTMENTS ...
Page 83: ...PRINTED CIRCUIT BOARD AVC3 U Audio Video PWB 83 PT3 H AVC3 U TABLE OF CONTENTS ...
Page 84: ...PRINTED CIRCUIT BOARD AVC3 U Audio Video PWB 84 PT3 H AVC3 U ...
Page 85: ...PRINTED CIRCUIT BOARD AVC3 U Power PWB 85 PT3 H AVC3 U ...
Page 86: ...PRINTED CIRCUIT BOARD AVC3 U Power PWB 86 PT3 H AVC3 U ...
Page 87: ...PRINTED CIRCUIT BOARD AVC3 U Control SW Jig PWB 87 PT3 H AVC3 U PT3 H FILTER PWB ...
Page 88: ...PT3 H AVC3 U PRINTED CIRCUIT BOARD PT3 H Signal Audio PWB 88 ...
Page 89: ...PRINTED CIRCUIT BOARD PT3 H Signal Audio PWB 89 PT3 H AVC3 U ...
Page 91: ...PT3 H AVC3 U BLOCK DIAGRAM FC4 Unit 91 BACK TO TABLE OF CONTENTS ...
Page 97: ...PT3 H AVC3 U AVC3 U CHASSIS WIRING DRAWING 97 ...
Page 98: ...98 PT3 H AVC3 U PT3 H CHASSIS WIRING DRAWING POWER UNIT X SUS FILTER INLET AUDIO VIDEO Y SUS ...