Read Sony SRS-T33 Service Manual online
4
SRS-T33
SECTION 2
DIAGRAMS
Note on Schematic Diagrams:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
C
: panel designation.
•
A
: B+ Line.
• Power voltage is dc 3V and fed with regulated dc power
supply from battery terminal. (TP1, TP2)
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Signal path.
F
: AUDIO
Note on Printed Wiring Boards:
• Y
: parts extracted from the conductor side.
• b
: Pattern from the side which enables seeing.
Q
C
E
B
These are omitted
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(SIDE A)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(SIDE B)
the parts face are indicated.
• Indication of transistor.
• IC BLOCK DIAGRAM
IC1, IC2 NJM2073M (TE2)
1
2
3
4
5
6
7
8
A.–
A.+
B.+
B.–
A.OUT
B.OUT
VDD
GND
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