Waveforms Of Major Check Point - LG TCH-M1000 Service Manual

WAVEFORMS OF MAJOR CHECK POINT

#1. MICOM INTERFACE WAVEFORM
(CN503 1 9,2 1 ,1 8,20) during normal play
#3. FOCUS DRIVE AND MOTOR WAVEFORM
(R5 1 3, IC504 pin 1 5)
• When focus search failed or there is no disc on the
tray
#2. SLED DRIVE AND MOTOR WAVEFORM
(IC504 pin5, 1 4) when focus search
• There is disc on tray and focus search success
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