DOWNLOAD Sony STR-DB830 / STR-DB930 / STR-V929X Service Manual ↓ Size: 8.38 MB | Pages: 64 in PDF or view online for FREE

Model
STR-DB830 STR-DB930 STR-V929X
Pages
64
Size
8.38 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / S/M STR-DB830/DB930/ 99 US CAN
File
str-db830-str-db930-str-v929x.pdf
Date
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Sony STR-DB830 / STR-DB930 / STR-V929X Service Manual ▷ View online

STR-DB830/DB930/V929X
— 11 —
— 12 —
SP SW board
VIDEO board
S-VIDEO board
DIGITAL board
JOINT(Q) board
MAIN board
VOLUME board
REAR AMP board
ROTARY board
LED board
HP board
SP-SW board
F-VIDEO board
DISPLAY board
DC board
AC board
4/8 board
TUNER
 board
4-3. CIRCUIT BOARD LOCATION
For schematic diagrams.
Note:
• 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 
Ω
 and 
1
/
4
 
W or less unless otherwise
specified.
•
%
: indicates tolerance.
•
2
: nonflammable resistor.
•
1
: fusible resistor.
•
C
: panel designation.
•
U
: B+ Line.
•
V
: B– Line.
•
H
: adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
No mark : FM
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
• Circled numbers refer to waveforms.
• Signal path.
F
: FM
J
: CD
c
: DIGITAL
I
: PHONO
• Abbreviation
CND :Canadian model
AUS
:Australian model
MY
:Malaysia model
SP
:Singapore model
CH
:Chinese model
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this necessary note is printed in each
block.)
• Waveform
DIGITAL Board
1 IC1201 (™ 
(XO)
2 IC1401   
(CLKO)
3 IC1404 25
4.0Vp-p
3.5Vp-p
5.5Vp-p
4MHz
10MHz
12.288MHz
100
DISPLAY Board
TUNER Board
4 IC102 *™ 
(XO)
5 IC106 !§ 
(X OUT)
3.6Vp-p
3.8Vp-p
16.0MHz
7.28MHz
6 IC1 !£ 
(X 1)
2.7Vp-p
4.33MHz
For printed wiring boards.
Note:
• X
: parts extracted from the component side.
•
®
: Through hole.
• b
: Pattern from the side which enables seeing.
Note:
The components identified by
mark 
!
 or dotted line with mark
!
 are critical for safety.
Replace only with part number
specified.
Note:
Les composants identifiés par
une marque 
!
 sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
STR-DB830/DB930/V929X
— 13 —
— 14 —
4-4. SCHEMATIC DIAGRAM   DIGITAL SECTION(1/3)    
 • See page 19 for Printed Wirig Board.   • See page 12 for Waveforms.   • See page 49 for IC Pin Functions.   • See page 58 for IC Block Diagrams.
DIGITAL DOLBY,DTS DECODER
R1259
10k
SIGNAL CHANGE
DATA SELECTOR
STR-DB830/DB930/V929X
— 15 —
— 16 —
4-5. SCHEMATIC DIAGRAM   DIGITAL SECTION(2/3)
       • See page 19 for printed wirig board.   • See page 12 for Waveforms.   • See page 51 for IC Pin Functions.   • See page 58 for IC Block Diagrams.
CXD9511Q
+3.3V
DIGITAL PWB 
FROM SUFFIX-12
Ver 1.1  2002. 02
STR-DB830/DB930/V929X
— 17 —
— 18 —
4-6. SCHEMATIC DIAGRAM   DIGITAL SECTION(3/3)   
• See page 19 for printed wirig board.   • See page 54 for IC Pin Functions.   • See page 58 for IC Block Diagrams.
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