AV-32430
AV-32432
(No.52104)1-23
3.6.7 MTS CIRCUIT
Item
Measuring
instrument
Test point
Adjustment part
Description
MTS INPUT
LEVEL
check
Remote
control unit
[3.SOUND(A)]
A01 : IN LEVEL
(1) Select the <A01>(IN LEVEL).
(2) Verify that the <A01> is set at its initial setting value.
MTS
STEREO VCO
Frequency
counter
Signal
generator
Remote
control unit
R OUT
[AUDIO OUT]
[3. SOUND(A)]
A02 : FH MON
A03 : ST VCO
(1) Receive the RF signal (no modulated sound signal)
from the antenna terminal.
(2) Select 3.SOUND(A).
(3) Select the <A02>(FH MON) and change the setting
value from 0 to 1.
(4) Connect the frequency counter to R OUT of the
AUDIO OUT.
(5) Select the <A03>(ST VCO).
(6) Set the initial setting value of the <A03>.
(7) Adjust the <A03> so that the frequency counter will
display 15.73kHz
±
0.1kHz.
(8) Select the <A02> of the SOUND mode, and reset the
setting value from 1 to 0.
MTS SAP
VCO
Frequency
counter
Signal
generator
Remote
control unit
R OUT
[AUDIO OUT]
[3. SOUND(A)]
A08 : 5FH MON
A09 : SAP VCO
(1) Receive the RF signal (non modulated sound signal)
from the antenna terminal.
(2) Select 3.SOUND(A).
(3) Select the <A08> (SFH MON) and reset the setting
value from 0 to 1.
(4) Connect the frequency counter to R out of the
AUDIO OUT.
(5) Select the <A09> (SAP VCO).
(6) Set the initial setting value of <A09>.
(7) Adjust the <A09> so that the frequency counter will
display 78.67kHz
±
0.5kHz.
(8) Select the <A08>, and reset the setting value from 1
to 0.
MTS FILTER
Remote
control unit
[3. SOUND(A)]
A04 : PILOT CAN
A05 : FILTER
(1) Select 3.SOUND(A).
(2) Select the <A05> (FILTER).
(3) Select the <A04> (PILOT CAN) and reset the setting
value from 0 to 1.
(4) Verify that the <A05> is set at its initial setting value.
No.
A01
Setting item
IN LEVEL
0~63
Variable
range
Initial setting
value
036
No.
A02
Setting item
FH MON
0
㨪
63
Variable
range
Initial setting
value
0
A03
ST VCO
0
㨪
63
043
No.
A08
Setting item
5FH MON
0
㨪
1
Variable
range
Initial setting
value
0
A09
SAP VCO
0
㨪
63
044
No.
A04
Setting item
PIL CAN
0
㨪
1
Variable
range
Initial setting
value
0
A05
FILTER
0
㨪
63
035