Alpine TDM-7529T - Page 10

TDM-75297T/F
TDM-7526T/W/F
FM Stereo Modulator
°
°
FM Signal Generator
(3)
(4)
Step
FM Signal Generator
Antenna
Receptacle
FM Dummy
Antenna
Figure 10
Oscilloscope
FM Dummy
Antenna
Unit Under Test
Figure 11
Control Settings
Power Switch: i dticcsssceeatietn tender ahead ON
Fader Control
Balance Control Center Position
Treble Control .........cccsceeecesseseeesceseceeeeees Center Position
Bass Control .........scssscsccsssssccssesereesessers Center Position
Band: SWitCh): ox.cscssecevciatesree itis es hessentasteteeienteneess FM
QU OTS iisenseasced cadecabcevenedageidoa sens leedasoactastesesteceusesseade OFF
Adjustment Procedures
Joa : ; . fh: eee |
Description Signal Generator | Dial Control | Test Point
IF 98.1MHz, 72dB TP
Fi 1MH
Adjustment tgure'é (Mod. OFF) iM TP2
Adjustment
Adjust L2005 to 9+15mvV.
98.1MHz, 47dB
(Mod. 400Hz,
Signal Meter
Adjustment
Figure 7 98.1MHz T.P.4 Adjust VR2004 to 3 +0.1V.
Dev. 40kHz)
98.1MHz, 72dB Speaker
(1) | Figure8 | (Mod. 400Hz, Dev. | 98.1MHz sn
Noise Level 40kHz)
Adjustment 98.1MHz, -19dB
(2) Figure 8 (Mod. 400Hz, Dev.
40kHz)
Adjust MAIN VOLUME (S407, S08,
$408) to obtain 2V output. This viwie
is OdB.
98.1MHz
Adjust
VR2002
to
-30
+30B
outpu
at
SG level minimum.
~14-
a Le i ee eg