JVC CA-MXG9BK - Adjustment Procedures; Clock and Tuning Adjustments

RX-MXG9BK
Adjustment Procedures
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TP102 T102
FM center meter
TP101 W133
ly a] ————
=) W132._,
TC106
FE101
Tuner CB (ENA-141)
Clock Adjustment
1. After connecting W901 and W902 with some
wire, connect ac power cord into ac outlet.
2. Confirm that the display is off and remove
the wire.
3. Connect a frequency counter to W705 and
Wwo902.
4. Adjust TC901 so that the frequency becomes
34952.5 £0.15Hz.
T107
Parts side
ND(W902)
TU TEST
FREQ (W901)
CHECK
(W705)
Front CB (ENB-173-1) Pattern side
(1) Tuning voltage
Confirm
the
voltages
at
TP101
is
within
the
standard
values
shown
in
the
table
below.
If
the
voltages are not satisfied, replace FE101 for FM, adjust T103 for MW and adjust T104 for LW.
FM Tuning voltage (Unit: V)
r
Frequency
ree
64.0MHz
|
74.0MHz
|
87.5MHz
|
108MHz
eS
[the
UK,
Continental
Europe,
Ausvala,
Unvewal
‘|__|
=
[rssiow)
AM
Tuning
voltage
(Unit
:
V)
(2) FM center meter
Receive a broadcast by using the function of ‘AUTO STOP’.
Adjust
T105
(detector
coil)
so
that
the
voltage
at
TP102
becomes
0+1.5mV.
(3) MW Tracking
Adjust
T101
(antenna
coil)
to
obtain
the
best
receiving
sensitivity
on
603kHz.
Adjust
TC105
(antenna
trimmer)
to
obtain
the
best
receiving
sensitivity
on
1404kHz.
(4) LW Tracking
Adjust
T102
(antenna
coil)
to
obtain
the
best
receiving
sensitivity
on
164kHz.
Adjust
TC106
(antenna
trimmer)
to
obtain
the
best
receiving
sensitivity
on
353kHz
or
245kHz.
(No.20434) 1-51