2-4. AUDIO SYSTEM ADJUSTMENT
[Connecting the measuring instruments for the audio][How to record the 400Hz, �7.5dBs audio signal]
Connect the audio system measuring instruments as shoBefore adjusting the audio system, prepare a video cartridge whichwn in Fig.
5-2-10.is recorded 400Hz, �7.5dBs audio signal.
Note :To record the audio signal on a video cartridge, use another main
unit which is adjusted correctly.
Recording method:
1) Install a video cartridge.
2) Connect the adjustment remote commander.
3) Select page: 3, address: 01, set data: 73 and press the PAUSE
button of the adjustment remote commander.
4) Input the 400Hz, �7.5dBs signal in the audio input terminal of
AUDIO VIDEO jack.
5) Press the START/STOP button and set to camera recording
mode.
6) Record the signal for a few minutes.
After completing recording, select page: 3, address: 01, set data:
00, and press the PAUSE button of the adjustment remote
commander.
Recording
TV monitor
Video (Yellow)Main unit
AUDIO/
VIDEO
Audio oscillator600 1AUDIO INPUT (Red)
Attenuator600 1: 270 1 (1-249-410-11) + 330 1 (1-249-411-11)
AUDIO OUTPUT (White)
Audio level meter
or Distortion meter47k 1
47k 1 (1-249-437-11)
Playback
Main unit
TV monitor
Video (Yellow)
AUDIO INPUT (Red)
Audio level meter
AUDIO/or Distortion meter
VIDEOAUDIO OUTPUT (White)
47k 1
47k 1 (1-249-437-11)
Fig. 5-2-10.
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