Pioneer XC-F10 Manual de serviço - Página 31
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6.2 TUNER SECTION
AM Tuner Section
• There is no adjustment in the AM tuner.
FM Tuner Section
• Set the mode selector to FM BAND.
• Connect the wiring as shown in Fig. 1.
Step
Adjustment
No.
Title
T-METER
1
Adjustment
TE
L 13942296513
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.
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ANT. Input level and signal condition
Frequency
Modulation
(MHz)
98
OFF
MPX SG
FM75Ω antenna terminal
Fig.1 Adjustment Wiring Diagram
A
FM/AM TUNER UNIT
IC201
Fig.2 Adjustment Point
x
ao
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i
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2 9
8
Input Level
Adjust
(dBµV)
point
80
L201
PRODUCT
FM SG
Q Q
3
6 7
1 3
L201
pin 21 pin 23
SIDE B
.
9 4
2 8
Adjustment
Contents
Adjust L201 so that the DC voltage between Pin
21 and Pin 23 of IC201 (Test point Vtm) gets
within 0 ± 50mV.
DC
Voltmeter
1 5
0 5
8
2 9
9 4
m
co
XC-F10
9 9
2 8
9 9
31