Audio System Adjustments - Sony HVR-A1J Service Manual

3-5.

AUDIO SYSTEM ADJUSTMENTS

[Connecting the measuring instruments for the audio]
Connect the audio system measuring instruments in addition to
the video system measuring instruments as shown in Fig. 6-3-9.
In Playback
Main unit
A/V jack
Audio (L)
Audio (R)
Video
Fig. 6-3-9
HVR-A1J/A1U/A1N/A1E/A1P/A1C
Audio level meter
47 k Ω
47 k Ω: 1-249-437-11
TV monitor
1. Playback Level Check
Mode
Signal
Measurement Point
Measuring Instrument
Specified Value
Checking Method:
1) Check that the playback signal level is the specified value.
6-122
VTR playback (PLAY/EDIT mode)
Alignment tape:
For audio operation check
(XH5-3 (NTSC))
(XH5-3P (PAL))
Audio left or right terminal of A/V
jack
Audio level meter and frequency
counter
32 kHz mode: 1 kHz, + 3.0 ± 2.0 dBs
48 kHz mode: 1 kHz, + 3.0 ± 2.0 dBs
44.1 kHz mode:
The 7.35 kHz signal level during EMP
OFF is +2.0 ± 2.0 dBs.
The 7.35 kHz signal level during EMP
ON is −6 ± 2 dB from the signal level
during EMP OFF.