3-52
ELECTRICAL TROUBLESHOOTING GUIDE
DVD PART
Replace IC301.
Refer to VCR Part
Check short
Reconnect it.
1.
µ
-COM Circuit
A. No Power
Does Logo appear
on the screen?
Is oscillation of
X501 normal?
Are IC501 normal?
Does no DISC appear?
Does Hello
appear at FLD?
Is PDV02
connected normally?
Is PDV02 Pins8, 9,
10, 11 normal?
The waveform
on AD(0~21) of IC501
normal?
Are IC301 Pins5, 26 normal?
Replace Main B/D.
Check the oscillation
Check short.
OK
Replace IC501
Check power.
(Refer to power)
If power is
normal
OK
POWER ON
1
1
YES
YES
YES
YES
NO
YES
YES
YES
YES
A
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
A
Содержание HR-XV2EK
Страница 3: ...SECTION 1 SUMMARY CONTENTS Safety Precautions SPECIFICATIONS 1 5 ...
Страница 77: ...3 32 3 33 2 TU IF NICAM A2 CIRCUIT DIAGRAM EE MODE VIDEO TU MODE AUDIO 03 4 7 SR14506A VJW602CP s ...
Страница 80: ...3 38 3 39 5 SCART JACK CIRCUIT DIAGRAM 03 4 7 SR14505B VJW602CP s ...
Страница 85: ...3 48 3 49 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE ...
Страница 96: ... 02 12 04 R17149A COMBI NS DAP202K 3 74 3 75 6 JACK CIRCUIT DIAGRAM ...
Страница 101: ...LOCATION GUIDE 3 84 3 85 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW ...