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DCR-TRV360/TRV361/TRV460/TRV460E/TRV461E
6-51
1. Hi8/Standard8 AFM BPF f
0
Adjustment
(VC-345 Board) (DCR-TRV460/TRV460E/TRV461E)
Sets the BPF passing frequency of IC5401 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.
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 (PLAY/EDIT mode)
Signal
Hi8/Standard alignment tape:
For BPF adjustment
(WR5-11NS (NTSC))
(WR5-11CS (PAL))
(WR5-11NS (NTSC))
(WR5-11CS (PAL))
Measurement Point
Audio left or right terminal of A/V
jack
jack
Measuring Instrument
Distortion meter
Adjustment Page
C
Adjustment Address
3A
Specified Value
The Main and Sub channel distortion
rate should be almost the same
(within
rate should be almost the same
(within
± 1%) and minimum.
Note:
Check that the data of page: 0, address: 10 is “00”.
Adjusting method:
1) Select page: 0, address: 01, and set data: 01.
2) Set the MULTI sound switch (menu display) to “2”.
3) Select page: C, address: 3A, change the data and minimize the
1) Select page: 0, address: 01, and set data: 01.
2) Set the MULTI sound switch (menu display) to “2”.
3) Select page: C, address: 3A, change the data and minimize the
distortion rate.
4) Press the PAUSE button of the adjustment remote commander.
5) Set the MULTI sound switch (menu display) to “1”.
6) Select page: C, address: 3A, change the data and minimize the
5) Set the MULTI sound switch (menu display) to “1”.
6) Select page: C, address: 3A, 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: 3A so that the
8) Repeat steps 2) to 7) and set the data of address: 3A so that the
distortions rates when the MULTI sound switch is set to “2”
and set to “1” respectively are almost the same and minimum.
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 MULTI sound switch to “STEREO”.
10) Select page: 0, address: 01, and set data: 00.
11) Set the MULTI sound switch to “STEREO”.
3-5.
AUDIO SYSTEM ADJUSTMENTS
Before performing the audio system adjustments, check that the
data of page: 0, address: 10 is “00”.
If not, select page: 0, address: 10, and set data “00”.
data of page: 0, address: 10 is “00”.
If not, select page: 0, address: 10, and set data “00”.
[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.
the video system measuring instruments as shown in Fig. 6-3-9.
[Adjustment Procedure]
1) Hi8/Standard8 AFM BPF f
0
adjustment (Note)
2) Hi8/Standard8 AFM 1.5 MHz deviation adjustment (Note)
3) Hi8/Standard8 AFM 1.7 MHz deviation adjustment (Note)
4) Digital8 playback level check
3) Hi8/Standard8 AFM 1.7 MHz deviation adjustment (Note)
4) Digital8 playback level check
Note:
DCR-TRV360/TRV361/TRV460/TRV460E/TRV461E only
Fig. 6-3-9
Main unit
47 k
Ω
47 k
Ω
: 1-249-437-11
Audio level meter or
distortion meter
TV monitor
A/V jack
Video
Audio (L)
Audio (R)
In Playback
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