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J. AUDIO OUTPUT (A/C HEAD TILT & HEIGHT ADJUSTMENT)
a. Connect the OSCILLOSCOPE to the AUDIO OUTPUT JACK.
b. Play back the ALIGNMENT TAPE (NTSC: DN1 (SP, 1KHz), PAL: DP1 (SP, 1KHz)).
c. Check the AUDIO OUTPUT SIGNAL is -9~-3dBm.
d. If the requirement "c" is not satisfied, adjust the A/C HEAD TILT SCREW and A/C HEAD HEIGHT NUT
to obtain the maximum audio output. (Fig. 5-3)
K. A/C HEAD AZIMUTH ADJUSTMENT
a. Connect the OSCILLOSCOPE to the AUDIO OUTPUT JACK.
b. Play back the ALIGNMENT TAPE (NTSC: DN2 (SP, 7KHz), PAL: DP2 (SP, 6KHz)).
c. Adjust the A/C HEAD AZIMUTH SCREW to obtain the audio output -9~-3dBm. (Fig. 5-3)
d. Repeat the process "H. DRUM ENTRANCE/EXIT".
TEST POINTS AUDIO OUTPUT AUDIO OUTPUT JACK
MEASURING EQUIPMENT OSCILLOSCOPE
TEST POINTS AUDIO OUTPUT AUDIO OUTPUT JACK
MEASURING EQUIPMENT OSCILLOSCOPE