Pioneer PD-T303 Service Manual page 17

NOTE: The encircled numbers denote measuring points in the circuit and
WAVEFORMS pattern diagrams.
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() CN11-5 Pin: PLAY MODE (3) TP1-6 Pin: SEARCH
() 1c18-8 Pin: PLAY (Q) 1c1 27 Pin: PLAY (2) TP21: PLAY
103-76: STOP IC
100mV/div 5m sec/div 500mV/div 10mS/div 2V/div 10mS/div 2V/div 500m sec/div 2V/div 200 uS/div 2V/div 200mS/div
(2) TP1-1 Pin: PLAY _ |@ TP1-2 Pin: SEARCH (@) O28: PLAY 1C3-4: SEARCH | (3) 1¢2-38: PLAY 1C3-80: STOP
1Vidiv ' 200n sec/div 1Vidiv. 10mS/div
2V/div 50mS/div 2V/div 100mS/div 2V/div
200uS/div 2V/div 5 uS/div
te NN Na
=
(2) TP1-1 Pin: SEARCH () ic18-2 Pin: PLAY: @) oe: SEARCH (7) 1033: PLA 103-8: PLAY
500mV/div 5m sec/div 2V/div 10mS/div 2V/div 100mS/div 2V/div 200 uS/div 2V/div 200 uS/div
1C2, 33, 34 Pin: PLAY
2V/div © 10mS/div
|(3) TP1-6 Pin: PLAY (5) 1c18-2 Pin: SEARCH
(1) Ic3.3: SEARCH TP2-2: PLAY
500mV/div 10m sec/div 2V/div 10mS/div
2V/div 10mS/div 2V/div 200 uS/div