Sony HCD-GV10AV Service Manual ▷ View online
HCD-GV10AV
25
25
7-7.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
Note on Printed Wiring Board:
•
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor.
Caution:
Pattern face side:
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.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
B
These are omitted.
C
E
Q
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
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.
•
2
: nonflammable resistor.
•
5
: fusible resistor.
•
C
: panel designation.
•
A
: B+ Line.
•
B
: B– Line.
•
H
: adjustment for repair.
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: TUNER (FM/AM)
E
: TAPE PLAY (DECK A)
d
: TAPE PLAY (DECK B)
G
: RECORD
L
: CD PLAY (VIDEO)
J
: CD PLAY (AUDIO)
c
: DIGITAL OUT
N
: MIC INPUT
• Abbreviation
EA
: Saudi Arabia model
IA
: Indonesia model
MY
: Malaysia model
SP
: Singapore model
• Circuit Boards Location
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
CD-R (1) board
TC-B board
CD-L board
TC-A board
MIC board
ILLUMINATION board
PANEL VR board
PANEL FL board
TRANS board
SUB TRANS board
TUNER PACK
(FM/AM TUNER UNIT)
(FM/AM TUNER UNIT)
MAIN board
PA board
HEADPHONES board
CD-R (2) board
FRONT INPUT board
VIDEO board
SURROUND board
LEAF SW board
TABLE SENSOR board
CD MOTOR board
LED board
AUDIO board
BD board
HCD-GV10AV
26
26
7-8.
PRINTED WIRING BOARD – BD Board –
•
See page 25 for Circuit Boards Location.
• Semiconductor
Location
(Side A)
(Side A)
Ref. No.
Location
IC104
F-3
Q101
F-6
• Semiconductor
Location
(Side B)
(Side B)
Ref. No.
Location
IC101
E-4
IC102
C-5
IC103
E-6
(KSS-213DH)
VIDEO
BOARD
CN501
(Page
30)
HCD-GV10AV
27
27
VIDEO
BOARD
(1/2)
CN501
OSC BUFFER
D. OUT
D. GND
AMUTE
XTAL33.8MHz
OPTICAL PICK-UP
BLOCK
(KSS-213DH)
7-9.
SCHEMATIC DIAGRAM – BD Board –
•
See page 41 for Waveforms.
•
See page 55 for IC Block Diagrams.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : CD STOP
(
no mark : CD STOP
(
) : CD PLAY
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
(Page 28)
HCD-GV10AV
28
28
W
7-10. SCHEMATIC DIAGRAM – VIDEO Board (1/2) –
•
See page 31 for Waveforms.
•
See page 55 for IC Block Diagrams.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : VIDEO CD PLAY
no mark : VIDEO CD PLAY
(Page 27)
(Page 38)
(Page 29)
(Page 37)
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