Spindle Control Waveform (No Disc Condition) - LG V9120W Service Manual

FE
FOSO
F+
F-
FIG 8-2 (CD)

9. SPINDLE CONTROL WAVEFORM (NO DISC CONDITION)

DMSO(1.4V/1.8V)
SP-(3.6V/2.4V)
SP+(3.6V/4.8V)
FIG 9-1
3-70