Sony CMT-HX30 / HCD-HX30 Service Manual ▷ View online
HCD-HX30
HCD-HX30
17
17
SYSTEM CONTROLLER
IC301 (3/4)
L-CH
D
1
A/D CONVERTER
IC701
STREAM PROCESSOR
IC705
LIN
31 DATA
15 SCKI
DOUT 12
30 BCK
BCK 11
29 LRCK
36 XFSIIN
48 XFSOIN
48 XFSOIN
LRCK 12
S-MASTER DATA 43
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
21 SCDT
S-MASTER SHIFT 42
22 SCSHIFT
S-MASTER LATCH 33
23 SCLATCH
S-MASTER PG MUTE 47
20 PGMUTE
S-MASTER SOFT MUTE 7
19 SOFTMUTE
S-MASTER NSP MUTE 40
18 NSPMUTE
S-MASTER INIT 39
27 INIT
S-MASTER RST 45
S-MASTER SD 44
CLOCK SHIFT
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
SIGNAL PATH
R-ch is omitted due to same as L-ch.
6-3. BLOCK DIAGRAM - AMP Section -
(Page 16)
HCD-HX30
HCD-HX30
18
18
FL901
FLUORESCENT
INDICATOR TUBE
DA
CP
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
(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
+3.3V
-COM
+3.3V
+3.3V
+7V
+9V
VH B+
+7V
REGULATOR
IC306
+9V
REGULATOR
IC305
+4V
REGULATOR
IC307
DC/DC
CONVERTER
Q906, 907
B+ SWITCH
IC901-2, Q904, 908
+5V
+5V
REGULATOR
IC308
+12V
REGULATOR
IC12
+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
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
+
IC601
6-4. BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -
HCD-HX30
HCD-HX30
19
19
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF) 50
• All capacitors are in μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in Ω and 1/4 W or less unless otherwise
specifi ed.
• f :
internal
component.
•
2 : nonfl ammable resistor.
•
C : panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
•
A : B+ Line.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
– CD Board –
no mark : CD PLAY
[ ] : USB
– USB and USB POWER Boards –
no mark : USB
– Other Boards –
no mark : TUNER (FM/AM)
( ) : CD PLAY
[ ] : USB
no mark : CD PLAY
[ ] : USB
– USB and USB POWER Boards –
no mark : USB
– Other Boards –
no mark : TUNER (FM/AM)
( ) : CD PLAY
[ ] : USB
*
: Impossible to measure
• Voltages are taken with VOM (Input impedance 10 M
Ω).
• Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F :
AUDIO
f :
TUNER
(FM/AM)
J
: CD PLAY
d :
USB
h :
AUDIO
IN
For Printed Wiring Boards.
Note:
•
•
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.)
• Indication of transistor.
C
B
These are omitted.
E
Q
B
These are omitted.
C E
Q
Note: The components identifi ed by mark
0 or dotted
line with mark
0 are critical for safety.
Replace only with part number specifi ed.
Caution:
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Parts on the pattern face side seen from
the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• Circuit Boards Location
FRONT PANEL board
TOP PANEL (FUNCTION) board
TOP PANEL (PLAY) board
USB POWER board
SPEAKER board
SUB POWER board
H/P SUPPORT board
HEADPHONE board
TUNER (FM/AM)
MAIN board
SWITCHING POWER board
AMP board
USB board
MOTOR board
CD board
HCD-HX30
HCD-HX30
20
20
R150
R149
R148
R108
R154
R153
C148
C1
10
C109
C301
C303
C30
2
C104
R1
10
C1
16
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
C1
18
C1
17
C144
C101
C12
5
CN203
C143
C120
R144
R157
C142
C141
C140
C100
C107
R408
R156
C124
C127
C126
CN301
R101
C1
19
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
R21
1
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 5CLOSE
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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