Sanyo RB-7201 Service Manual page 11

DVD P.W.BOARD OPERATION(SIGNAL)
D. Seld Servo (Sled motor drive signal)
RF
TE
SLDO
E. Spindle Servo (Spindle motor drive signal)
U
V
W
SPD
Spindle Drive (U, V, W)
F. Tray open and close
CLOSE
OPEN
OPEN SW
CLOSE SW
Tray Close
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RF
TE
Zoom
SLDO
U
U+
FG
Spindle (W, W+, FG)
CLOSE
OPEN
OPEN SW
CLOSE SW
Tray Open