Sony HCD-HX9 Service Manual ▷ View online
HCD-HX9
17
17
HCD-HX9
SYSTEM CONTROLLER
IC301 (3/4)
L-CH
D
13
A/D CONVERTER
IC701
STREAM PROCESSOR
IC705
IN_L
31 DATA
6 SCKI
DOUT 9
30 BCK
BCK 8
29 LRCK
36 XFSIIN
48 XFSOIN
LRCK 7
OUTL1 11
DIGITAL POWER AMP
IC707
4 PWM_A
6 PWM_B
16
3
PWM_D
/SD
14 PWM_C
OUT_A 33
OUT_B 30
OUT_D 22
OUT_C 25
OUTL2 9
15
/RST_CD
5
/RST_AB
OUTR1 6
OUTR2 4
X702
49.152MHz
SCDT
SCSHIFT
SCLATCH
PGMUTE
SOFTMUTE
NSPMUTE
21
22
23
20
19
18
27
INIT
CLOCK
SHIFT
IC703
IC703
CLOCK
BUFFER
IC709
OVER LOAD
DETECT
Q702, 703
OVER LOAD
DETECT
Q752, 753
L.P.F.
L.P.F.
L.P.F.
L.P.F.
PROTECT
DETECT
Q701
R
L
+
–
+
–
SPEAKER
J860
: AUDIO
: USB
SIGNAL PATH
R-ch is omitted due to same as L-ch.
LB
I/O0 – I/O15
D0 – D15
S-RAM
IC921
39
UB 40
OE 41
WE 17
CE 6
79 D+
80 D–
77 USBOC
USB CONTROLLER
IC901
35 USB TXD/SAT TXD
CN902
(USB)
(USB)
3
2
1
D+
D–
78 USBPON
70 CS2
64 RD
65 WR
64 RD
65 WR
66 SRLLB
67 SRLUB
VBUS
B
A-IN, BCK, LRCK,
GATE, ST-REQ
C
BUS0 – BUS3,
BUCK, CCE, REQ
VBUS POWER
ON/OFF SWITCH
IC915
5
1
4
OUT
EN
3
FLG
IN
VBUS
+5V
93
DATA
92
BCK
BCK
A-IN
LRCK
GATE
ST-REQ
71
LRCK
94
GATE
97
ST-REQ
55
BUS0
56
BUS1
BUS1
BUS0
88
RXD1
36 USB RXD/SAT RXD
44 S-MASTER SD
43 S-MASTER DATA
42 S-MASTER SHIFT
33 S-MASTER LATCH
47 S-MASTER PG MUTE
7 S-MASTER SOFT MUTE
40 S-MASTER NSP MUTE
39 S-MASTER INIT
45 S-MASTER RST
87
TXD1
38 USB_RTS
2
DI
37 USB_CTS
84
DO
27 USB RESET
1
/RESET
BUS2
BUS3
BUCK
57
BUS2
58
BUS3
59
/BUCK
CCE
REQ
60
/CCE
96
REQ
7 – 10, 13 – 16,
29 – 32, 35 – 38
18 – 25, 28 – 35
A0 – A15
A1 – A16
44 – 42, 27 – 24,
21 – 18, 5 – 1
37 – 43, 46 – 54
73
X2
75
X1
X901
9MHz
6-3. BLOCK DIAGRAM – AMP/USB Section –
(Page 16)
(Page 15)
(Page 15)
HCD-HX9
18
18
HCD-HX9
FL901
FLUORESCENT
INDICATOR TUBE
DA
CP
CS
1G, 12G
VH
Q1, Q12
GRID DRIVE
Q901, 902
VH B+
F+
VDD
+7V
EVER +3.3V
D909
REMOTE CONTROL
RECEIVER
IC951
SYSTEM CONTROLLER
IC301 (4/4)
80
STBY RELAY
20
AC CUT
RESET SIGNAL
GENERATOR
IC302
RESET SWITCH
Q301
B+ SWITCH
Q952
85
AC DET
12
RESET
84 VOLUME JOG
KEY0 – KEY2
83 – 81
78 STBY LED
4 SIRCS
D951
STANDBY
LED DRIVE
Q951
76 USB LED
D952
USB MEMORY
LED DRIVE
Q953
ROTARY
ENCODER
VOLUME
RV952
13
XOUT
15
XIN
X302
5MHz
11
XCOUT
10
XCIN
X301
32.768kHz
FL SD
73
FL SCLK
71
FL CS
72
FL RESET
75
74 KEY WAKE UP
S951, 953, 954,
S961 – 963,
S965 – 968,
S965 – 968,
S970 – 976
(AC IN)
T603
SUB POWER
TRANSFORMER
T31
MAIN POWER
TRANSFORMER
F1
LINE FILTER
T1
RECT
D1
21
CD ON
70
FL POWER ON
D603
D14
4
POWER
CONTROL
IC601
VCC
5 DRAIN
2 FB
POWER CONTROL
IC11
1 VSENSE
2 F/B
9 OCP
16 VG (H)
ISOLATOR
PH601
FEED BACK
SWITCH
Q615
ISOLATOR
PH602
SHUNT
REGULATOR
IC650
D205 – 207
D209
18
VD
SWITCHING
Q12
12 VG (L)
SWITCHING
Q11
15 VS
8 VC1
Q601
RECT
D32
RECT
D31
D652
D33
+27V
+4V
DVDD
+3.3V
+3.3V
+3.3V
(FOR IC311 –313)
+1.5V
D203
D210
D211
AVDD
+3.3V
+3.3V
D212
D213
AMP
+3.3V
+1.8V
+12V
D220
D221
+3.3V
EVER
+3.3V
µ-COM
+3.3V
+7V
+9V
VH B+
+7V
REGULATOR
IC306
+9V
REGULATOR
IC305
+4V
REGULATOR
IC307
DC/DC
CONVERTER
Q906, 907
FAN MOTOR
DRIVE
Q310
B+ SWITCH
IC901-2, Q904, 908
+5V
+5V
REGULATOR
IC308
+12V
REGULATOR
Q707
+9V
(FOR HP AMP)
+3.3V
(FOR ADC )
SWITCHING
REGULATOR
IC319
VBUS
+5V
RIPPLE
FILTER
Q305
+3.3V
REGULATOR
IC702
+1.8V
REGULATOR
IC704
+1.5V
REGULATOR
IC201
DC DETECT
Q651, 652
POWER ON/OFF
CONTROL SWITCH
Q650
DAB
+3.3V
DAB
+5V
D801
+5V
REGULATOR
IC802
DAB_PWR_5V
+3.3V
REGULATOR
IC801
95
DAB_PWR_3.3V
B+ SWITCH
Q312, 313,
325, 326
28
USB POWER
USB
+3.3V
B+ SWITCH
Q327, 329, 330
RESET
D218, 219
FOR
ROTARY ENCODER
TH1
ISOLATOR
PH11
POWER CONTROL
SWITCH
IC901-1, Q903, 905
D903
D310
M901
(FAN)
(FAN)
M
97
6-4. BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –
HCD-HX9
19
19
HCD-HX9
FRONT PANEL board
TOP PANEL (FUNCTION) board
TOP PANEL (PLAY) board
USB POWER board
SPEAKER board
SUB POWER board
HEADPHONE board
TUNER (FM/AM)
MAIN board
SWITCHING POWER board
AMP board
USB board
MOTOR board
CD board
DAB POWER board
module (DAB tuner)
•
Circuit Boards Location
•
Note For Printed Wiring Boards and Schematic Diagrams
•
Indication of transistor
Note on Schematic Diagram:
•
All capacitors are in
µ
F unless otherwise noted. (p: pF)
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.
•
C
: panel designation.
•
A
: B+ Line.
•
Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
– CD Board –
no mark : CD PLAY
[
under no-signal (detuned) conditions.
– CD Board –
no mark : CD PLAY
[
] : USB
– DAB Board –
no mark : TUNER (DAB)
– USB and USB POWER Boards –
no mark : USB
– Other Boards –
no mark : TUNER (FM/AM)
no mark : TUNER (DAB)
– USB and USB POWER Boards –
no mark : USB
– Other Boards –
no mark : TUNER (FM/AM)
〈〈
〉〉
: TUNER (DAB)
(
) : CD PLAY
[
] : USB
∗
: Impossible to measure
•
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.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Circled numbers refer to waveforms.
•
Signal path.
F
: AUDIO
f
: TUNER (FM/AM)
L
: TUNER (DAB)
J
: CD PLAY
d
: USB
h
: AUDIO IN
Note on Printed Wiring Board:
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
HCD-HX9
20
20
HCD-HX9
R150
R149
R148
R108
R154
R153
C148
C110
C109
C301
C303
C302
C104
R110
C116
C404
R203
R204
R205
R206
R207
R208
R209
R210
R219
R223
R222
R147
R221
R218
R146
R145
C150
R113
C403
R202
C151
C108
C105
C147
C146
C145
C152
C118
C117
C144
C101
C125
CN203
C143
C120
R144
R157
C142
C141
C140
C100
C107
R408
R156
C124
C127
C126
CN301
R101
C119
C102
R415
R414
C103
R405
C113
R102
R402
R105
R106
C132
C138
C137
R135
R134
R136
R130
R128
R129
R143
R139
C136
R114
C112
C149
C139
R124
R122
R118
C153
R140
R151
C122
C123
R220
R104
S201
R155
C128
C106
C201
R304
R302
C309
C205
C207
C307
R303
C133
R111
R112
R214
R215
R213
C115
R211
R216
Q301
R301
C204
C202
C206
C306
R212
C401
C130
X102
C405
IC201
IC401
IC101
R201
R123
R142
CN001
S001
CD BOARD
(COMPONENT SIDE)
CD BOARD
(CONDUCTOR SIDE)
3
1
4
5
1
7
8
14
28
22
21
15
TP124
(VC)
TP121
(RFI)
1
25
26
50
51
75
76
100
25
1
A
MAIN
BOARD
CN308
16
1
1-872-135-
11
(11)
1-872-135-
11
(11)
OPTICAL PICK-UP BLOCK
(KSM-213DCP)
A
B
C
D
E
F
G
1
2
3
4
5
6
7
8
9
E
(LIMIT)
M401
(SPINDLE)
M402
(SLED)
M
M
1-866-548-
21
(21)
MOTOR BOARD
B
MAIN BOARD
CN320
DISC TRAY
OPEN/CLOSE
DETECT
OPEN T CLOSE
M
M001
(LOADING)
6-5. PRINTED WIRING BOARDS – CD Section –
: Uses unleaded solder.
•
See page 19 for Circuit Boards Location.
(Page 24)
(Page 24)
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