3-10
4. Y/C CIRCUIT
(1) No Video in EE Mode,
No Video in EE Mode
Check the 19Pin of Tuner.
Does the Video signal
appear at the IC301 Pin48?
Is 5V applied to the IC301
Pins18, 24, 42, 55, 72, 91?
Does the Video signal
appear at the IC301 Pin65?
Does the Video signal
appear at the IC501 Pin47?
Does the Video signal appear
at the Emitter terminal of the
Q309?
Check the 5.0VT, 5.3VA
Line. (Power Circuit)
Is I
2
C BUS signal applied to
the IC301 Pins68, 69?
Check C316. (AGC)
Chck the path of the signal
between the IC301 Pin65
and IC501 Pin49.
Replace the IC301.
Does the 12VT, 5.3VA
appear at the Emitter
terminal of the Q309.
Replace the Q309.
Check the 12VT, 5.4VA
Line. (Power Circuit)
Check the System Circuit.
(Refer to ‘SYSTEM I
2
C BUS
CHECK Trouble Shooting’)
YES
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
Содержание DVP3350V
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Страница 45: ...3 37 3 38 5 SCART JACK CIRCUIT DIAGRAM A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T ...
Страница 52: ...3 51 3 52 IC301_LA71750EM IC801_TDA9605H IC501_MN101D10X IC751_MSP3417 3407 ...
Страница 53: ...3 53 3 54 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP SIDE ...
Страница 54: ...3 55 3 56 2 MAIN P C BOARD BOTTOM SIDE 2 MAIN P C BOARD BOTTOM SIDE ...
Страница 56: ...3 59 3 60 4 KEY P C BOARD ...
Страница 57: ...3 61 3 62 ...
Страница 68: ...3 73 2 Tray open waveform FIG 3 2 3 Tray close waveform FIG 3 3 OPEN CLOSE LM LM OPEN CLOSE LM LM ...
Страница 71: ...3 76 FIG 7 2 DVD FIG 7 3 CD FACT FACT FE FE SBAD SBAD ...
Страница 72: ...3 77 FIG 7 4 CD 8 FOCUS ON WAVEFORM FIG 8 1 DVD FE FOSO FACT FACT FACT FE SBAD ...
Страница 73: ...3 78 FIG 8 2 CD 9 SPINDLE CONTROL WAVEFORM NO DISC CONDITION DVD FIG 9 1 FOCUS FACT SPINDLE_S SP SP FE FACT ...
Страница 75: ...3 80 11 RF WAVEFORM FIG 11 1 12 ZR36882 AUDIO OPTICAL AND COAXIAL OUTPUT SPDIF FIG 12 1 RFO SPDIF ...
Страница 76: ...3 81 13 ZR36882 VIDEO OUTPUT WAVEFORM 1 Full colorbar signal CVBS FIG 13 1 2 Y FIG 13 2 JK702 pin6 JK702 pin7 ...
Страница 77: ...3 82 14 AUDIO OUTPUT FROM AUDIO DAC 1 AUDIO L R FIG 14 1 3 C FIG 13 3 JK702 PIN8 JK702 PIN4 5 1KHz 0DB ...
Страница 78: ...3 83 2 Audio Related Signal FIG 14 2 AOUT0 ABCK ALRCLK ...
Страница 83: ...3 89 3 90 2 SERVO CIRCUIT DIAGRAM A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T ...
Страница 84: ...3 91 3 92 3 AV JACK CIRCUIT DIAGRAM A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T ...
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