JVC CA-C55BK - Switch Operation Check

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XT-C55BK
Operation check by each switch.
SW801 : Single tray open/close detect switch.
When a single tray is ejected, the open signal is “L” and when it is closed, the close
signal is “L“.
SW802 : Magazine in switch.
When a magazine is inserted, the switch is turned on.
SW803 : JAB switch.
When drive plate comes toward, the switch is turned on. (The switch is turned on
momentarily.)
SW803_ : Tray load switch. “
When the tray of a disc is loaded, the switch is turned on.
SW804_ : UP/DOWN switch.
When the mecmanism goes up or down, this sw turns on and off alternately.
$W805 : Reset switch.
When the mechanism comes to the point undeer the initial position, the switch is
turned on.
SW805 : Memory switch.
When the power is off in playing a disc, and on again, the switch detect which height
the tray should be returned. ‘:
SW807_ : Pickup rest switch.
When pickup comes to the initial position, the switch is turned on.
$W251 : FD Close switch.
This switch turns on when the front door is closed.
$W252 : FD Open switch.
This switch turns on when the front door is opened.
Pickup rest switch
Lower:::Up/Down switch
Upper--: Reset/Memory switch
Magazine in switch
FD Open/Close switch
FRONT PANEL
Load/jab switch Open/Close switch
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