LG CM9550 - Page 58

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2. WAVEFORM OF MOTOR DRIVE
Figure 2-1. SP- & SP+ for driving SPINDLE motor
(IC408 Pin17, 18)
Figure 2-2. SL- & SL+ for driving SPINDLE motor
(IC408 Pin11, 12)
SP-
SL+
SP+
SL-
Figure 2-3. LO- & LO+ for driving Tray motor
(IC408 Pin9, 10)
LO-
LO+(RED)
MOT_OPEN
MOT_CLOSE