Waveforms - Hitachi DV-PF73U Service Manual

4 WAVEFORMS

(TP751 of Main CBA)
WF 1
V-OUT E-E
10usec 50mV x 10
(TP751 of Main CBA)
WF1
UPPER
WF2 (TP302 of Main CBA)
LOWER
V-OUT 0.1V x 10
RF-SW 0.5V x 10
50usec
(TP301 of Main CBA)
WF3
UPPER
(TP302 of Main CBA)
WF2
LOWER
C-PB 10mV x 10
RF-SW 0.5V x 10
5msec
Pin 7 of CN1601
WF4
VIDEO-Y 0.2V 20µsec
Pin 9 of CN1601
WF5
VIDEO-C 0.2V 20µsec
Pin 21 of IC1402
WF6
VIDEO-CVBS 0.5V 20µsec
NOTE:
Pin 13 of CN1601
WF7
Input
CD: 1kHz PLAY
DVD: POWER ON (STOP) MODE
AUDIO-L 1V 0.5msec
Pin 15 of CN1601
WF8
AUDIO-R 1V
Pin 18 of CN1601
WF9
SPDIF 1V 0.1µsec
(WF7~WF9)
(WF4~WF6)
19