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Featured Product
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- GENERAL
- TEST MODE
- ELECTRICAL ADJUSTMENTS
- DIAGRAMS
- Circuit Boards Location
- Schematic Diagram - Tuner Section
- Printed Wiring Board - Tuner Section
- Schematic Diagram - Display Section
- Printed Wiring Board - Display Section
- IC Pin Function
- IC Block Diagrams
- EXPLODED VIEW
- ELECTRICAL PARTS LIST
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Detailed SONY CFD980 Service Manual at an easy to find one stop shopping. Make my radio hobby technically interesting. Thanks.
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Excellent service from Owner-Manuals.com, good prices and quick turn around. The supplied PDF was good enough quality to be enlarged sufficiently to read component values.
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Very complete shop manual. It contains everything needed to troubleshoot bascially any problem. Instructions, diagrams, schmeatics, illustrations... it's all there. Highly recommended!
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Great product, very good quality, found all needed information. Thanks
SECTION 2 TEST MODE
1. Circuit Check Mode Set to the reception frequency that the circuit can STEREO RDS stations. (Set the input level to above 70 dB.) This enables circuit check to be performed in any of the reception modes-FM, AM (MW, LW). Set to a desired band before setting the test mode. 1. Turn OFF the power. 2. While pressing 4 and AUTO-BETICAL SELECT together, turn ON ! . � The items in the following table will be checked automatically in order every 2 seconds.
Display Tuned IF Frq Sig Level Stereo RDS Signal
Items
AST signal =LOW IF COUNT OK SI LEVELh70dB ST signal=LOW RDS DATA OK
DISPLAY
FM RDS
OK or NG OK or NG OK or NG OK or NG OK or NG
AM (MW, LW)
NG IC201 NG, RV201 adjustments
OK or NG OK or NG
TB101, IC201 NG TB101 NG TB101 NG IC802 NG
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