CCD-TR913E, CCD-TR950E - Sony Movie Service Manual (repair manual). Page 126

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Sets the BPF passing frequency so that the AFM signal can separate
from the playback RF signal properly. If deviated. the mono/stereo
mode will be differentiated incorrectly, and noises and distortions
will increase during high volume playback.

Mode

Playback

Signal

Alignment tape:

For BPF adjustment
(WR5-11CS)

Measurement Point

Audio output terminal left or right

Measuring Instrument

distortion meter

Adjustment Page

F

Adjustment Address

64

Specified Value

The Main and Sub channel distortion
rate should be almost the same
(within ± 1%) and minimum.

Adjusting method :
1)

Select page: 0, address: 01, and set data: 01.

2)

Set the Hi-Fi sound switch (menu display) to “2”.

3)

Select page: F, address: 64, change the data and minimize the
distortion rate.

4)

Press the PAUSE button of the adjustment remote commander.

5)

Set the Hi-Fi sound switch (menu display) to “1”.

6)

Select page: F, address: 64, change the data and minimize the
distortion rate.

7)

Press the PAUSE button of the adjustment remote commander.

8)

Repeat steps 2) to 7) and set the data of address: 64 so that the
distortions rates when the Hi-Fi sound switch is set to “2” and
set to “1” respectively are almost the same and minimum.

9)

Press the PAUSE button of the adjustment remote commander.

10) Select page: 0, address: 01, and set data: 00.
11) Set the Hi-Fi sound switch to “STEREO”.