Spindle Drive And Motor Waveform; Track Drive And Motor Waveform - LG FFH-M217X Service Manual

#4.SPINDLE DRIVE AND MOTOR WAVEFORM

(IC503 pin6,12) when TOC reading
#6.RF,TRACKING AND FOCUS ERROR WAVEFORM
(IC802 pin8,21,23)during normal play
IC503:SPIN
IC503:SP+
IC502:ARF
IC502:TE
IC502:FE
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#5.TRACK DRIVE AND MOTOR WAVEFORM

(TP560,IC503 pin23)during normal play
TP 560
IC503:TA+