Adjustment; Am Tuner Section; Fm Tuner Section - Pioneer VSX-D412-K Service Manual

1

6. ADJUSTMENT

A

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
B
T-METER
1
Adjustment
C
X
D
E
F
62
1
2
ANT. Input level and signal condition
Frequency
Modulation
(MHz)
98 OFF
MPX SG FM SG
FM75Ω antenna terminal
Fig.1 Adjustment Wiring Diagram
FM/AM TUNER MODULE
L201
IC201
Fig.2 Adjustment Point
2
3
Input Level Adjust
(dBµV)
point
L201
80
PRODUCT
pin 21 pin 23
SIDE B
VSX-D412-K
3
4
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
4