Sony HCD-DX60AV / HCD-RG70AV / MHC-DX60AV / MHC-RG70AV Service Manual ▷ View online
HCD-DX60AV/RG70AV
26
26
17 HEADPHONE
13 VOL A
14 VOL B
E
HP SW
(Page 25)
VR701
VOLUME
22 KEY0
KEY FUNCTION
S713 – 725
21 KEY1
KEY FUNCTION
S723 – 738
20 KEY2
KEY FUNCTION
S702 – 712
3 X1
4 X2
RES701
5MHz
32
TAPE LED
34
TUNER LED
30
GAME LED
31
MD/VIDEO LED
33
CD LED
28
ENTER LED
29
REC LED
26
DVD5.1 LED
27
PRO LED
35
GROOVE
68
–
61, 58
–
37
80
–
69
S0
–
S29
G0
–
G11
FLD1
FLUORESCENT
INDICATOR
TUBE
G0 – G11
S0 – S29
VF2
VP (–30V)
VP (–30V)
LED
DRIVE
Q707 – 710,
Q712
LED
DRIVE
Q702,
Q704
D707 – 711
D702, 704,
D716, 718
LED
DRIVE
Q703, 705,
Q706
D703, 705, 706,
D717, 719, 720
VDD
9
S OUT
8
S IN
7
S CLK
10
SBSY
6
RESET
100
S IN
1
S OUT
2
S CLK
3
S BSY
41
M RESET
SYSTEM
CONTROLLER
IC401 (4/4)
73 DISPLAY KEY
S726
DISPLAY
74 POWER KEY
S701
97
POWER LED
18
AC CUT
12
RESET
LED
DRIVE
Q701
D701
D721
+5.6V
Q432
RESET
SIGNAL
GENERATOR
IC402
4
REMOTE IN
REMOTE
CONTROL
RECEIVER
SENS701
D423
EVER +5.6V
+5V
(VCC)
+5V
(VREF)
+5V
(REMOTE CONTROL RECEIVER)
D+5V
+5V
(IC302)
D420
D430
D421
D409
D427
D429
SYSTEM
CONTROLLER
(IC401)
38
CD POWER
86
STBY RELAY
D+5V
D+5V
A+5V
L406
FB402
FB403
+5.6V
REGULATOR
IC405
+5.6V
REGULATOR
IC901
B+
SWITCH
Q401, 402
+5V
REGULATOR
IC406
+12V
(MUTING DRIVE)
+12V
IC201, 301,
302, 307
+12V
SWITCH
Q415
+12V
REGULATOR
IC404
+12V UNREG
(RELAY DRIVE)
B+
RELAY DRIVE
(RL401)
D432
D433
+9V
(TC CONTROL)
+7V
CD (IC102)
CD MOTOR DRIVE (IC701)
D410 – 412
+9V
REGULATOR
IC403
VP (–30V)
–30V
REGULATOR
Q911
RECT
D401 – 404
RECT
D911
D911
RECT
D542, 543
RECT
D405 – 408
RECT
D902 – 905
RECT
D514
D514
F515
F516
RECT
D541
D541
B+
(+VCC)
B–
(–VCC)
B+
B–
FRONT POWER
AMP
(IC501)
REAR/CENTER POWER
AMP
(IC503)
VF1
VF2
DISPLAY
(FLD1)
240V
220V
120V/230V
F919
NEVTRAL
JW6
(DX60AV/RG70AV: AEP)
JW5
JW1
JW3
AC IN
RELAY
DRIVE
Q901
T901
POWER
TRANSFORMER
T911
POWER
TRANSFORMER
DISPLAY CONTROL
IC701
VF1
RY901
ROTARY
ENCODER
(RG70AV: US)
F914
F920
JW912
5-4.
BLOCK DIAGRAM – DISPLAY/POWER Section –
HCD-DX60AV/RG70AV
27
27
5-5.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
(In addition to this, the necessary note is printed in each block)
Note on Printed Wiring Boards:
•
•
X
: parts extracted from the component side.
•
: Pattern from the side which enables seeing.
• indication of transistor.
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.
•
f
: internal component.
•
2
: nonflammable resistor.
•
5
: fusible resistor.
•
C
: panel designation.
•
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
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
: FM
f
: AM
E
: PB (DECK A)
d
: PB (DECK B)
G
: REC (DECK B)
J
: CD
c
: digital out
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
• Circuit Boards Location
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
B
These are omitted.
C
E
Q
MOTOR board
ADDRESS SENSOR board
DRIVER board
BD board
MAIN board
PANEL board
KEY board board
DIGITAL OUT board
TRANSFORMER board
REAR/CENTER AMP board
SENSOR board
SUB TRANSFORMER board
POWER AMP board
HCD-DX60AV/RG70AV
28
28
CN407
A
23
(23)
(KSM-213DCP)
TP (AGCCON)
TP
(XPCK)
TP (FEI)
TP
(GND)
TP (RF)
TP (FEO)
TP (TEO)
TP
(VC)
A
B
C
D
E
F
1
2
3
4
5
6
IC103
IC101
IC102
5-6.
PRINTED WIRING BOARD – BD Board –
• See page 27 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
IC101
C-2
IC102
D-4
IC103
B-3
Q101
A-4
There are a few cases that the part printed on
this diagram isn’t mounted in this model.
this diagram isn’t mounted in this model.
(Page 34)
HCD-DX60AV/RG70AV
29
29
5-7.
SCHEMATIC DIAGRAM – BD Board –
• See page 44 for Wavefoms.
• See page 44 for IC Block Diagrams.
OPTICAL
PICK-UP
BLOCK
(KSM-213DCP)
MAIN BOARD (4/4)
CN407
TP
(XPCK)
TP
(VC)
TP
(RFO)
TP
(FEO)
TP
(TEO)
TP
(AGCCON)
TP
(FE1)
MHz
2SB710A-RTX
• 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 33)
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