Printed Circuit Board Diagram - Panasonic SA-G90 Service Manual

/
- Important safety notice : / Components identified by
special characteristics important for safety. / Furthermore, special
parts which have purposes of fire-retardant (resistors), high-quality
sound (capacitors), low-noise (resistors), etc. are used. / When
replacing any of components, be sure to use only manufacturers
specified parts shown in the parts list.
/ / / / / / / / / / / / /
- Caution! / IC and LSI are sensitive to static electricity . / Secondary
trouble can be prevented by taking care during repair. / Cover the
parts boxes made of plastics with aluminum foil. / Ground the
soldering iron. / Put a conductive mat on the work table. / Do not
touch the legs of IC or LSI with the fingers directly.
/
- Voltage and signal line /
Negative voltage line /
line /
: FM/AM signal line /
: Surround SP signal line /
8.2. Schematic Diagram

9. Printed Circuit Board Diagram

: FM OSC signal line /
: Positive voltage line /
: FM signal line /
: AM OSC signal line /
: Sub woofer signal line /
: Center SP signal line
20
mark have
:
: AM signal