Adjustment Procedures
(3) Control Settings
Fader Control
...................................... Center Position
Bass Control
.................................. Center Position
Balance Control ................................... Center Position
Band Switch
...................................................... FM
Treble Control
.....................................
Center Position
Others .............................................................. OFF
(4) Adjustment Procedores
45ohm
10ohm
60ohm
Input
Output
For 50 ohm FM Signal Generator
Figure 1
FM Signal Generator
FM Dummy
Antenna
Antenna Receptacle
+
-
+
-
CVA-1004R/
CVA-1004RR
Figure 2
* only short-circuit at adjustment
TP504
GND
TP502
DC Volt Meter
-1. FM SECTION
1. TUNER Adjustment
(1) Dummy Antenna Circuit
(2) Connection
Step
Description
Connection
Signal Generator
Dial Control
Test Point /
P.W.Board
Coordinates
Adjustment
1
FM
Adjustment
Figure 2
87.5MHz, 26dBuV
(Mod. OFF, MONO,
40KHz(53.8%),
Pilot(19KHz) :
6.0KHz(8%))
87.5MHz
TP502
(4-A)
TP504
(4-A)
Auto Adjustment : After setting up of
Signal Genarator, short GND and
TP502.
(SPEC) TP504 : 1.5±0.05V
For 50 ohm AM Signal Generator
15pF
30ohm
65pF
Input
Output
Figure 3
AM Dummy
Antenna
Antenna Receptacle
+
-
+
-
CVA-1004R/
CVA-1004RR
Figure 4
* only short-circuit at adjustment
TP504
GND
TP502
DC Volt Meter
-2. MW/LW SECTION
(1) Dummy Antenna Circuit
(2) Connection
TO CONTENTS
