
5-48
AUDIO OUT
L
47k
Ω
47k
Ω
(1-249-437-11)
Main unit
Audio level meter
R
IR receiver jig
Fig. 5-3-15.
3. IR Audio Deviation Adjustment (MI-041 board)
Mode
Playback
Signal
Alignment tape:
For checking operation
(WR5-5NSP(NTSC))
Measurement Point
AUDIO L terminal and AUDIO R
terminal of IR receiver jig
(Terminated at 47k
Ω
)
Measuring Instrument
Audio level meter
Adjustment Page
F
Adjustment Address
7F
Specified Value
Signal level: –7.5 ± 2.0 dBs
Note:
This adjustment should be carried out upon completion of the audio
system adjustments.
Connection of Equipment:
Connect the measuring device as shown in the following figure,
and adjust.
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
Connect the audio level meter to
the AUDIO L terminal of the IR
receiver jig.
3
F
7F
Change the data and set the 400Hz
audio signal level to the specified
value.
4
F
7F
Press PAUSE button.
5
Connect the audio level meter to
the AUDIO R terminal of the IR
receiver jig.
6
F
7F
Check that the 400Hz audio signal
level is within the specified value.
If outside, repeat from step 2.
7
0
01
00
Set the data.
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