Read Sony TA-AV571 Service Manual online
— 5 —
— 5 —
SECTION 3
DIAGRAMS
3-1. CIRCUIT BOARDS LOCATION
NOTE
•
: parts extracted from the component side.
•
: Pattern from the side which enable seeing.
NOTE
• All capacitors are in
µ
F unless otherwise noted. pF :
µµ
F
50WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in
Ω
and 1/4W or less unless otherwise speci-
fied.
•
¢
: internal component.
•
: nonflammable resistor.
•
: panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS
AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each
block.)
AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each
block.)
— 6 —
MAIN SECTION
1
5.2Vp-p
3-2. WAVEFORMS
8MHz
T-2 board
T-1 board
POWER board
REAR SP board
MAIN board
VR board
DISPLAY board
H.P board
IC202
@¢
2
IC401
#¢
X1
4.2Vp-p
5MHz
PANEL SECTION
Note:
The components identi-fied by mark
The components identi-fied by mark
!
or dotted line with mark
!
are critical for safety.
Replace only with part number specified.
•
B+
: B+ Line
•
B–
: B– Line
• Voltage and waveforms are dc with respect to ground under no-
signal conditions.
no mark : STOP
no mark : STOP
• Voltages are taken with a VOM (Input impedance 10M
Ω
).
Voltage variations may be noted due to normal production toler-
ances.
ances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production toler-
ances.
ances.
• Circled numbers refer to waveforms.
• Signal path.
• Signal path.
: FM
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