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Sony DXA-WZ8D Service Manual

Sony DXA-WZ8D
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10
DXA-WZ8D
• WAVEFORMS
SECTION 4
DIAGRAMS
Note on Schematic Diagram:
All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
All resistors are in and
1
/
4
W or less unless otherwise
specified.
¢
: internal component.
2 : nonflammable resistor.
5 : fusible resistor.
C : panel designation.
Note on Printed Wiring Boards:
X : parts extracted from the component side.
Y : parts extracted from the conductor side.
b : Pattern from the side which enables seeing.
A : B+ Line.
B : B– Line.
H : adjustment for repair.
•Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
•Voltages are taken with a VOM (Input impedance 10 M).
Voltage variations may be noted due to normal produc-
tion tolerances.
no mark : FM
(): CD
[]: TAPE
•Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
Circled numbers refer to waveforms.
Signal path.
F : FM
E : PB (TAPE)
a : REC (TAPE)
J : CD
•Abbreviation
AUS: Australian model
E2 : 120V AC area in E model
E3 : 240V AC area in E model
E15 : 220-240V AC area in E model
EA : Saudi Arabia model
KR : Korean model
MX : Mexican model
MY : Malaysia model
PH : Philippines model
RU : Russian model
SP : Singapore model
TH : Thai model
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
C
B
These are omitted.
E
Q
B
These are omitted.
CE
Q
11.2
µ
s
15.9 Vp-p
5 V/DIV, 4
µ
s/DIV
1 Q301 collector (TAPE B REC)
TC MAIN Board –
Note: The components identified by mark 0 or dotted line
with mark 0 are critical for safety.
Replace only with part number specified.
Caution:
Pattern face side: Parts on the pattern face side seen from
(SIDE B) the pattern face are indicated.
Parts face side: Parts on the parts face side seen from
(SIDE A) the parts face are indicated.
Indication of transistor.
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com

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Sony DXA-WZ8D Specifications

General IconGeneral
BrandSony
ModelDXA-WZ8D
CategoryAmplifier
LanguageEnglish

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