XR-A100, XR-A100-K
27
5. ADJUSTMENT
Note: Adjustment of MYXK, NVXK and YPWXJ types are the same as those of base model except for the following.
5.1 FM/AM TUNER MODULE (AXQ7077: MYXK and NVXK types only)
7
FM Tuner Section
÷
Set the mode selector to FM BAND.
÷
Connect the wiring as shown in Fig. 1.
Step No.
Adjustment
Title
FM SG (1kHz, ±75kHz dev.) Reception
Frequency
Display
Specifications
Adjustment
Location
Frequency
(MHz)
Level
(dB
µ
V)
106
L6104
L6105
L6102
T6101
1
Front End
Sensitivity
0 to 30
106 MHz
Stereo
Distortion
T6101
Minimize the distortion with 1/8 rotation of the
core.
98 MHz
80
98
(ON STEREO)
2
Note: Before adjusting, make sure there is no gap between L6101 and L6102 as well as between L6103 and L6104. If there is a gap between
them, bring them into contact with each other first, and then make adjustments.
Step No.
Adjustment
Title
Reception
Frequency
Display
Specifications
Adjustment
Location
Frequency
(kHz)
Level
(dB
µ
V/m)
Front End
Sensitivity
AM SG (400Hz, 30% Mod.)
7
AM Tuner Section
÷
Set the mode selector to AM BAND.
÷
Connect the wiring as shown in Fig. 1.
T6201
999kHz
*
1
35 to 45
999
*
1
1
*1: For the area using 10kHz step, frequencies should be 1000 kHz.
Adjust so that the DC voltage between the IC6201-
Pin 20 and GND becomes at maximum level.
Adjust so that the DC voltage between the IC6201-
Pin 20 and GND becomes at maximum level.
FM SG
PRODUCT
DC
Voltmeter
FM75
Ω
antenna terminal
AM antenna terminal
60cm
Center
Center
Loop antenna
TUNED IND.
Lighting Level
VR6201
Adjust so that the indicator of TUNED IND. starts
to light up.
98 MHz
18 ± 2
98
3
Fig. 1 AM and FM Adjustment Wiring Diagram
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