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DVD START-UP PROGRAM FLOW CHART
data:Tm
D = 8cm
D = 12cm
NoDisc
Spindle Servo
Gain down
pk0 : Th0
pk1 : Th1
D-type = CD
D-type = CDRW
D-type = DVD
SGC(pk0)
Fofst Adj
DVD Mode
SGC(pk1)
Fofst Adj
pk2 : Th2
D-type = DVD Dual
D-type = DVD Single
SGC(pk2)
pk2 > Th2
pk2 < Th2
Start
D-type : Disc Type
pk0 : pk1
1
Start
Vref
compensation
Kick
Spindle
pk0 : Th0
FG servo
500 rpm
CD Mode
DVD Mode
Fofst Adj
Fcs Aji
data:pk0
Fofst Adj
Fcs Adj
data:pk1 & pk2
one rev
not yet
done
data:Tm
Rising Time
Tm : Th1
Tm : Th2
Disc diameter identification
Tm < Th1
Tm < Th2
pk1 : Th1
pk2 : Th2
pk2 > Th2
pk0 > Th0
pk2 < Th2
pk0 > Th0
pk0 > pk1
pk0 < pk1
pk0 < Th0
pk1 < Th1
pk1 > Th1
CD Mode
Tm > Th2
Tm > Th1
pk1 > Th1
pk1 < Th1
Th1=300 ms
Th2=155 ms
Th : Time threshold
pk0 : S-Peak value
pk1 & pk2 : 1st & 2nd S-Peak value
pk0 < Th0
Th0 : Level threshold
Disc Type identification
1. Disc Identification
Содержание DVD-1500A
Страница 2: ......
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Страница 13: ... 12 DVD P W BOARD OPERATION WIRING DIAGRAM FOR SIGNAL CHECK TP202 TP201 TP254 B B side ...
Страница 14: ......
Страница 15: ......
Страница 16: ......
Страница 17: ......
Страница 27: ... 26 MPEG P W BOARD SCHEMATIC DIAGRAM FOR WAVEFORM CHECK 7 9 17 17 18 19 20 21 78 79 6 ...
Страница 28: ... 27 FRONT END P W BOARD TYPE 2 SCHEMATIC DIAGRAM FOR WAVEFORM CHECK 17 17 7 6 76 77 78 79 ...
Страница 29: ......
Страница 30: ......
Страница 31: ......
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Страница 63: ......
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Страница 72: ......
Страница 75: ... 74 SCHEMATIC DIAGRAM DVD This is a basic schematic diagram ...
Страница 76: ... 75 SCHEMATIC DIAGRAM MPEG This is a basic schematic diagram ...
Страница 77: ... 76 WIRING DIAGRAM DVD A SIDE ...
Страница 78: ... 77 WIRING DIAGRAM DVD B SIDE ...
Страница 79: ... 78 WIRING DIAGRAM MPEG A SIDE ...
Страница 80: ... 79 WIRING DIAGRAM MPEG B SIDE ...
Страница 86: ... 90 WIRING DIAGRAM FRONT 1500A AU 1500 AR S1500 US2 6070 CA 1500A SS 1500 XE UK ...
Страница 87: ... 91 WIRING DIAGRAM FRONT 6000 XE 6040 CA ...
Страница 88: ... 92 WIRING DIAGRAM SOCKET 1500A AU 1500 AR 1500A SS 1500 XE 1500 UK ...
Страница 89: ... 93 WIRING DIAGRAM SOCKET 6070 CA S1500 US2 6040 CA 6000 XE ...
Страница 90: ... 94 WIRING DIAGRAM DG 1500A AU 1500 AR 1500A SS 1500 XE UK 6000 XE ...
Страница 91: ... 95 WIRING DIAGRAM DG SCART DG 6070 CA S1500 US2 6040 CA SCART 6000 XE SCART 1500 XE UK ...
Страница 93: ...SANYO Technosound Co Ltd Osaka Japan Sep 00 5950 BB Printed in Japan ...