Alpine CDA-9830R, Service Manual

Page: 9 / 68

(3) Control Settings
Power Switch .............................................. ON Band Switch .............................. FM/MW/LW
Fader Control ........................... Center Position T-CORR ...................................... Non Effect
Balance Control ....................... Center Position EQ ....................................................... FLAT
Treble Control .......................... Center Position DEMO ................................................... OFF
Bass Contro ............................. Center Position Others ................................................... OFF
MX ................................................... Non Effect
(4) Adjustment Procedures
Step Description
Connectio
n
Signal Generator Dial Control
Test Point /
P.W.Board
Coordinates
Adjustment
1
Signal Meter
Auto
Adjustment
(FM)
Figure 3
(1)
87.5MHz ,
26dBµ
(Mod. OFF)
87.5MHz
TP012
(3-F)
TP011
(3-F)
Auto Adjustment :
After setting up of Signal Genarator,
short GND and TP011 (Pull-Down)
for 2~3 seconds.
(2)
87.5MHz ,
26dBµ
(Mod. OFF)
87.5MHz
TP012
(3-F)
TP011
(3-F)
Proceed same Auto Adjustment of step
(1) under step (2).
(SPEC) TP012 : 1.5±0.1V
OK
(SPEC) TP012 : others 1.5±0.1V NG
NOTE : NG : Proceed same Auto
Adjustment of step (1)
under step (3).
(3)
87.5MHz ,
21~23dBµ
(Mod. OFF)
87.5MHz
TP012
(3-F)
TP011
(3-F)
Proceed same Auto Adjustment of step
(1) under step (3).
(4)
87.5MHz ,
26dBµ
(Mod. OFF)
87.5MHz
TP012
(3-F)
TP011
(3-F)
Proceed same Auto Adjustment of step
(1) under step (4).
2
Signal Meter
Auto
Adjustment
(MW)
Figure 4
(1)
999kHz ,
34dBµ
(Mod. OFF)
999kHz
TP012
(3-F)
TP011
(3-F)
Auto Adjustment :
After setting up of Signal Genarator,
short GND and TP011 (Pull-Down)
for 2~3 seconds.
(2)
999kHz ,
34dBµ
(Mod. OFF)
999kHz
TP012
(3-F)
TP011
(3-F)
Proceed same Auto Adjustment of step
(1) under step (2).
(SPEC) TP012 : 1.0±0.1V
OK
(SPEC) TP012 : others 1.0±0.1V NG
NOTE : NG : Proceed same Auto
Adjustment of step (1)
under step (3).
(3)
999kHz ,
29~31dBµ
(Mod. OFF)
999kHz
TP012
(3-F)
TP011
(3-F)
Proceed same Auto Adjustment of step
(1) under step (3).
(4)
999kHz ,
34dBµ
(Mod. OFF)
999kHz
TP012
(3-F)
TP011
(3-F)
Proceed same Auto Adjustment of step
(1) under step (4).
CDA-9830R
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