XC-IS22CD
54
6.3 TUNER SECTION
6.3.1 AM TUNER SECTION
There is no adjustment in the AM tuner.
6.3.2 FM TUNER SECTION
Set the mode selector to FM BAND.
Connect the wiring as shown in Fig. 6-5.
MPX SG
FM SG
PRODUCT
DC
Voltmeter
L201
IC201
pin 21 pin 23
FM/AM TUNER UNIT
A
SIDE B
Step
No.
Adjustment
Title
ANT. Input level and signal condition
Adjustment
Input Level
(dB
µ
V)
Adjust
point
Contents
Frequency
(MHz)
Modulation
1
T-METER
Adjustment
98
OFF
80
L201
Adjust L201 so that the DC voltage between Pin
21 and Pin 23 of IC201 (Test point Vtm) gets
within 0
±
50mV.
FM75
Ω
antenna terminal
Fig.6.5 Adjustment Wiring Diagram
Fig.6.6 Adjustment Point
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