Marantz CD-7 - Page 21

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TRAY OPERATE [15 FOLLOWING
TRAY MOTOR IS HIGH ACTIVE
UPD78076 (QF0})
DETECT SW 98 TRUM (TRAY UP=H)
Tp -Sy MOTOR
UP SW
ono 93 = UP/BOWN
CPU DRIVER (M)
Ronee TROM (TRAY BOWN=H)
Ono DOWN SW 94 97
aoe 31 og TRIM CTRAY_IN=H)
MO TO R IN/OUT
DRIVER
~_ IN SW a3
gs |__TROM (TRAY OUT=H)
DETECTOR SW IS LOW ACTIVE
TRAY TIMING
TOTAL TIME
TRAY IN—» DOWN OPERATING MAX TIME (2SEC)
1
MOV
UP
UP MOT Zw H
i 1 MOVE SOWN H
UP SW i VIMLLLLLLLLLLLLLLLLLLLLL LIL LLLL IAA illiltiliiiids '
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H | 20 MSEC
TRAY UP -——»OUT OPERAING MAX TIME (2 SEC) - i TRAY OPEN (MOBE)
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32