3-58
ELECTRICAL TROUBLESHOOTING GUIDE
DVD PART(NS MODEL)
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 ABV341 Series
Страница 2: ......
Страница 36: ...3 34 3 35 2 TU IF CIRCUIT DIAGRAM PB REC...
Страница 39: ...3 40 3 41 5 JACK CIRCUIT DIAGRAM...
Страница 41: ...3 44 3 45 7 TIMER CIRCUIT DIAGRAM XBV343...
Страница 42: ...3 46 3 47 8 TIMER CIRCUIT DIAGRAM XBV342...
Страница 45: ...3 52 3 53 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE...
Страница 65: ...02 12 04 R17149A ZENITH DAP202K 3 80 3 81 6 JACK CIRCUIT DIAGRAM...
Страница 70: ...LOCATION GUIDE 3 90 3 91 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW...
Страница 71: ...LOCATION GUIDE 3 92 3 93 2 MAIN P C BOARD BOTTOM VIEW...
Страница 92: ...3 114 2 Audio related Signal ASDAT3 IC501 PIN 157 ABCK IC501 PIN 148 ALRCK IC501 PIN 149 ASDATA3 FIG 14 2...
Страница 98: ...3 121 3 122 2 RF DSP SERVO CIRCUIT DIAGRAM CD DVD LD will not on COMBI SCART MTK 03 3 25 SR17445A...
Страница 99: ...3 123 3 124 3 AUDIO CIRCUIT DIAGRAM COMBI SCART MTK 03 3 25 SR17447A...
Страница 100: ...3 125 3 126 4 AV JACK CIRCUIT DIAGRAM COMBI SCART MTK 03 3 25 SR17446A...
Страница 103: ...3 131 3 132 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE...
Страница 110: ...EXPLODED VIEW 1 Deck Mechanism Exploded View 5 1 CONTENTS SECTION 5 MECHANISM OF DVD PART MTK MODEL...
Страница 134: ...4 22 GEAR F R GEAR AY P2 P3 F R Lever Tension Base Boss CAM...