3-10
6. Y/C Circuit
(1)
EE Mode
Check part or jack of TU/IF.
Check Video at Pin28(Line Video
input) Pin30(DVD/Fr Video input)of
IC301 or Pin31(Video Input tuner).
Is 5V power supplied at
Pins12, 36, 61, 67, 90, 96 of
IC301?
Is Video Signal appear at
IC301 Pin52?
Is Video Signal appear at
IC501 Pin43?
Is Video Signal appear at
Q801 Emitter?
Check Power circuit.
Is I
2
C BUS applied at
IC301 Pins62, 63 ?
Replace IC301.
Check path from IC301
Pin52 to IC501 Pin43
Check Power Circuit.
Does 12V power flow at
C822 + Head ?
Replace Q701.
Check System.
YES
YES
YES
YES
Is Video Signal appear at
TU701 Pin6?
YES
Is 5V supplied at TU701
Pins13,14?
YES
Is VCR ’H ’Signalin TU701
Pin5?
YES
Replace TU701.
YES
YES
YES
NO
NO
NO
NO
NO
Check path from Q701
emitter to TU701 Pin6.
NO
Check Power Circuit.
NO
Check System.
NO
NO
NO
Summary of Contents for D35
Page 11: ...2 5 3 Speaker Section DTE 550TE Speaker Section Part List 850 852 851A 851 853 854 857 858...
Page 34: ......
Page 49: ...3 92 INTERNAL BLOCK DIAGRAM OF ICs CS8415A...
Page 50: ......
Page 59: ...3 38 3 39 2 POWER SMPS CIRCUIT DIAGRAM 2...
Page 60: ...3 40 3 41 3 TU IF ACSS A2 CIRCUIT DIAGRAM EE MODE VIDEO TU MODE AUDIO...
Page 66: ...3 52 3 53 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE...
Page 67: ...3 54 3 55 2 KEY RIGHT P C BOARD LOCATION GUIDE 3 KEY LEFT P C BOARD LOCATION GUIDE...
Page 68: ......
Page 71: ...3 72 3 73 3 MPEG CIRCUIT DIAGRAM Optical Coaxial out CVBS Y Pb Pr Componet Y C S VHS WAVEFORM...
Page 74: ...3 78 3 79 6 JACK CIRCUIT DIAGRAM...
Page 78: ...3 86 3 87 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW LOCATION GUIDE...
Page 79: ...3 88 3 89 2 MAIN P C BOARD BOTTOM VIEW LOCATION GUIDE...
Page 80: ......
Page 83: ...3 97 3 98 CIRCUIT DIAGRAMS 1 AMP CIRCUIT DIAGRAMS...
Page 84: ...2 DSP DIGITAL AUDIO PROCESSING CIRCUIT DIAGRAMS 3 99 3 100...
Page 85: ...3 101 3 102 3 COM CIRCUIT DIAGRAMS...
Page 86: ...PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD SOLDER SIDE LOCATION GUIDE 3 103 3 104...
Page 87: ...3 105 3 106 2 MAIN P C BOARD LOCATION GUIDE...
Page 88: ......
Page 111: ...4 22 GEAR F R GEAR AY P2 P3 Lever F R Base Tension Boss CAM...
Page 120: ...MEMO...
Page 156: ......