Tuner Section; Am Tuner Section; Fm Tuner Section - Pioneer XV-DV303 Service Manual

1
Initialization of the Focus Sweep Setting
3
Purpose: To set the sweep which was correct with the individual Traverse mechanism.
Turn on the Player
POWER
Note: Be sure to perform this step when replaced the Pickup or Traverse mechanism.

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.
[ANT. INPUT SIGNAL]
• Frequency : 98 MHz
• Modulation : OFF
• Input Level : 80 dBµV
Step Adjustment Adjustment
No. Title point
T-METER
1
Adjustment
MPX SG
E
FM/AM TUNER MODULE
1
2
ESC
Measurement Adjustment
point
IC201
0 ± 50mV
L201
Pin 21/Pin23
FM SG
FM75Ω antenna terminal
Fig.1 Adjustment Wiring Diagram
L201
IC201
pin 21 pin 23
SIDE B
2
3
CLEAR
value
Adjust L201 so that the DC voltage between Pin 21 and Pin 23
of IC201 (Test point "Vtm") gets within 0 ± 50mV.
PRODUCT
XV-DV303
3
4
Adjustment State
DC
Voltmeter
4
A
B
C
D
E
F
77