Panasonic SA-AK300 Service Manual page 21

: CR02 switch
S971
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: Mode switch
S972
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: Half switch
S973
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: CR02 switch
S974
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: Recinh_r switch
S975
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: Recinh_f switch
S976
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: Metal switch
The voltage value and waveforms are the reference voltage of this unit measured by DC
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electronic voltmeter (high impedance) and oscilloscope on the basis of chassis. Accordingly,
there may arise some error in voltage values and waveformsdependingupon the internal
impedance of the tester or the measuring unit.
Importance safety notice :
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Components identified by
Furthermore, special parts which have purposes of fire-retardant (resistors), high-quality sound
(capacitors), low-noise (resistors), etc. are used. Whenreplacingany of components, be sure to
use only manufacturer´s specified parts shown in the parts list.
Caution !
IC, LSI and VLSI are sensitive to static electricity.
Secondary trouble can be prevented by taking care during repair.
Cover the parts boxes made of plastics with aluminium foil.
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Put a conductive mat on the work table.
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Ground the soldering iron.
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SCHEMA*99
No mark : Playback << >> : Rec < > : FM
(( )) : CD ( ) : AM [ ]
mark have special characteristics important for safety.
: AUX