SECTION 3
ELECTRICAL ADJUSTMENTS
CD SECTIONFM Auto Scan/Stop Level Adjustment
CD section adjustments are done automatically in this set.Setting :
SOURCE button : FM 97.9 (MHz)
FREQUENCY SELECT switch (CDX-C9500) : FM200K
TUNER SECTION0 dB = 1 ?V
Cautions during repair
FM RF signal
When the tuner unit is defective, replace it by a new onegenerator
because its internal block is difficult to repair.antenna
terminal
TEST MODE0.01 ?F
This set have the test mode function. In the test mode, FM Autoset
Scan/Stop Level and AM Auto Scan/Stop Level adjustments can be
Carrier frequency : 97.9 MHz
performed easier than it in ordinary procedure.
Output level: 22 dB (12.6 ?V)
Mode: mono
<Set the Test Mode>
Modulation: 1 kHz, 22.5 kHz deviation (30%)
1. Set the OOFF� mode.
2. Push the preset 4 button.
Procedure :
3. Push the preset 5 button.
1. Set to the test mode.
4. Press the preset 1 button for more than two seconds.
2. Push the SOURCE button and set to FM.
5. Then the display indicates all lights, the test mode is set.
Display
<Release the Test Mode>
1. Push the OFF button.SHUF
Note on Adjustment
The adjustments of tuner section, should be performed according
to the following sequence.
1. FM Auto Scan/Stop Level Adjustment3. Push the preset 3 button.
2. FM Stereo Separation Adjustment (WIDE)Display
3. FM Stereo Separation Adjustment (NARROW)
4. AM Auto Scan/Stop Level Adjustment
SHUF
4. Adjust with the volume RV2 on TU101 so that the OFM�
indication turns to OFM0� indication on the display window.
But, in case of already indicated OFM0�, turn the RV2 so that
put out light O0� indication and adjustment.
Display
SHUF
Adjustment Location : See page 22.
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ACEC
