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3-62
Normal IR.VFD & Front
pannel key functions?
Communications between
IR.VFD Front pannel key & MT1389
is normally?
Check communication lines on
MT1389.
NO
YES
Check the cable connection on
Front pannel.
TEST END
YES
Normal Audio output
when disc playback?
Audio DAC received
correct data stream?
Check connection between MT1379
&Audio DAC.
Normal Audio DAC
out?
Check the related
circuit of Audio DAC.
Check Audio filter,amplify,mute
circuit.
NO
NO
NO
YES
YES
YES
E
NO
Содержание DVP 721VR
Страница 36: ...3 32 3 33 2 POWER SMPS CIRCUIT DIAGRAM 2 ...
Страница 37: ...3 34 3 35 3 TU IF NICAM A2 CIRCUIT DIAGRAM EE MODE VIDEO TU MODE AUDIO ...
Страница 40: ...3 40 3 41 6 SCART JACK CIRCUIT DIAGRAM ...
Страница 45: ...3 50 3 51 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD VCR DVD _SOLDER SIDE LOCATION GUIDE ...
Страница 46: ...3 52 3 53 2 MAIN P C BOARD VCR DVD _COMPONENT SIDE LOCATION GUIDE ...
Страница 60: ...3 68 F FE RFL FIG 7 2 DVD F FE RFL FIG 7 3 CD ...
Страница 61: ...3 69 F FE RFL FIG 7 4 CD 8 FOCUS ON WAVEFORM FE FOSO F F FIG 8 1 DVD ...
Страница 63: ...3 71 10 TRACKING CONTROL RELATED SIGNAL System checking TE TRSO T T FIG 10 1 DVD TE TRSO T T FIG 10 2 CD ...
Страница 64: ...3 72 11 MT1389 AUDIO OPTICAL AND COAXIAL OUTPUT SPDIF FIG 11 1 12 MT1389 VIDEO OUTPUT WAVEFORM 1 100 FIG 12 1 ...
Страница 65: ...3 73 13 MT1389 AUDIO OUTPUT TO AUDIO DAC 2 COMPOSITE VIDEO SIGNAL FIG 12 2 FIG 13 1 ...
Страница 66: ...3 74 FIG 14 1 14 AUDIO OUTPUT FROM AUDIO DAC ...
Страница 71: ......
Страница 72: ...3 79 3 80 CIRCUIT DIAGRAMS 1 SYSTEM CIRCUIT DIAGRAM ...
Страница 73: ...3 81 3 82 2 RF DSP SERVO CIRCUIT DIAGRAM ...
Страница 74: ...3 83 3 84 3 AV JACK CIRCUIT DIAGRAM ...
Страница 107: ......
Страница 113: ......
Страница 115: ......