DOWNLOAD Sony HCD-HX3 / HCD-HX5 / HCD-HX7 (serv.man3) Service Manual ↓ Size: 6.71 MB | Pages: 80 in PDF or view online for FREE

Model
HCD-HX3 HCD-HX5 HCD-HX7 (serv.man3)
Pages
80
Size
6.71 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / SUPPLEMENT-2
File
hcd-hx3-hcd-hx5-hcd-hx7-sm3.pdf
Date
PREV: Sony HCD-HX3 / HCD-HX5 / HCD-HX7 (serv.man2) Service Manual

Sony HCD-HX3 / HCD-HX5 / HCD-HX7 (serv.man3) Service Manual ▷ View online

HCD-HX3/HX5/HX7
28
28
HCD-HX3/HX5/HX7
2-6-4.
BLOCK DIAGRAM  – PANEL/POWER SUPPLY Section –
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,
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
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
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
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
+
+
S1
VOLTAGE
SELECTOR
120 – 127V
220 – 240V
(E, E51)
(MX)
Abbrivation
: Chilean and Peruvian models
E51
: Argentina model
AR
: Russian model
RU
: Mexican model
MX
E, E51,
MX
(AR, RU)
HCD-HX3/HX5/HX7
29
29
HCD-HX3/HX5/HX7
•
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.
•
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
[
] : 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 a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Circled numbers refer to waveforms.
•
Signal path.
F
: AUDIO
f
: TUNER (FM/AM)
J
: CD PLAY
d
: USB
h
: AUDIO IN
•
Abbreviation
AR
: Argentina model
E51
: Chilean and Peruvian models
MX
: Mexican model
RU
: Russian model
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:
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.
•
Circuit Boards Location
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
Note:
The components identi-
fied by mark 
0
 or dotted
line with mark 
0
 are criti-
cal for safety.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque 
0
 sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
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
VOLTAGE SELECTOR board
(E, Chilean and Peruvian models)
HCD-HX3/HX5/HX7
30
30
HCD-HX3/HX5/HX7
2-6-5.
PRINTED  WIRING  BOARDS  – CD Section –
•
 See page 29 for Circuit Boards Location.
 :Uses unleaded solder.
 
 
 
R402
C404
C403
R405
R408
IC401
R108
R109
C136
C135
R128
R130
R134
R135
R136
R129
R139
R143
R142
R140
C124
C125
C122
C123
R151
C138
C137
C140
C139
C142
C141
C143
R144
C100
C107
R414
C144
C146
C145
C147
C148
C149
C150
R148
R146
C105
C104
R145
R147
R149
R150
C118
C117
CN301
C303
C302
C301
R102
C127
C126
R101
C103
C113
C102
C101
C119
C120
R105
R106
C132
R104
R154
C116
R153
C109
C110
R110
IC101
R210
R209
R218
R208
R219
R207
R220
R206
R221
R205
R222
R204
R223
R203
R157
R156
R202
CN202
C152
C151
R224
 
M401
S201
M402
C405
C401
R415
R114
C153
R118
R212
R213
C106
C306
R303
R304
R302
R301
C307
Q301
C309
C128
C130
R155
C115
R111
R112
C133
R119
C112
C108
R214
R216
R121
C201
C202
C204
C205
R201
C206
IC201
C207
R211
X102
CN001
S001
CD BOARD  
(CONDUCTOR SIDE)
1-872-620-
11
(11)
(LIMIT)
M
(SPINDLE)
M
(SLED)
A
MAIN BOARD
CN308
TP124(VC)
TP121
(RFI)
OPTICAL PICK-UP
BLOCK
(KSM-213DCP)
1
3
5
4
CD BOARD   
(COMPONENT SIDE)
1-872-620-
11
(11)
E
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
1-866-548-
21
(21)
MOTOR BOARD
B
MAIN BOARD
CN320
DISC TRAY
OPEN/CLOSE
DETECT
OPEN T CLOSE
M
M001
(LOADING)
(Page 32)
(Page 32)
HCD-HX3/HX5/HX7
31
31
HCD-HX3/HX5/HX7
2-6-6.
SCHEMATIC  DIAGRAM  – CD Section –
•
 See page 39 for Waveforms.
•
 See page 46 for IC Block Diagrams.
•
 See page 51 for IC Pin Function Description.
IC B/D
A
MAIN
BOARD
(3/3)
CN308
2
1
IC B/D
OPTICAL
PICK-UP
BLOCK
(KSM-213DCP)
M
M
R224
100
R121
100
R108
R109
100
R154
R153
C201
R304
R201
R110
R303
R203
R204
R205
R206
R207
R208
R209
R210
R219
R223
R222
R221
R218
R112
R202
R211
Q301
R301
C202
R157
TP121 (RFI)
TP124 (VC)
R156
CN301
R101
C401
R415
R102
R128
R129
R143
R142
R139
R114
R140
R151
R220
R150
R212
IC101
R105
R106
IC201
X102
C301
C307
C309
C100
C138
C153
C151
C204
C130
C128
C113
C127
C126
C103
C102
C120
C118
C117
C101
C124
C125
R145
R146
R147
R148
R149
C149
C105
C143
C146
C145
C148
C104
C405
C404
C403
C205
C116
C133
CN202
C110
R111
C115
R155
C109
C132
R104
C123
C122
C139
C150
R136 R135
R134
C112
C108
R119
R118
C136
C107
R130
R144
C144
C147
C140
C137
C141
C142
C106
R302
C306
C303
C302
R405
R402
R408
R414
C207
C152
C206
IC401
1M
1M
100
10V
2.2
0
10k
2.2
100
100
100
100
100
100
100
100
100k
100k
100k
100k
100k
100
0
100
2SA2119K
100k
100
10V
100
100
16P
220
220
10V
47k
10k
470k
1k
47k
22k
47k
10k
0
0
100k
0
TK63115SCL-G@GT 
0.1
1
0.001
0.1
470p
470p
0.1
0.1
0.0022
0.1
0.1
0.1
0.01
0.01
0.022
C119
0.022
0.1
0.0047
0.0047
0
0
0
0
0
22p
0.1
0.01
470p
0.01
47p
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
100
22
6.3V
47
0.1
0.1
0
470p
470p
0.01
0.001
22k
470k
1M
0.1
0.1
47p
0.1
4.7k
22k
0.1
0.1
0.01
0.01
0.0022
0.1
100
10V
0
100
10V
10
10
10k
2.2k
2.2k
4.7k
1
470p
1
BA5826SFP-E2
SP-
SP+
SL+
SL-
100
R213
100
R214
100
R216 100
1M
1k
16.9344MHz
TC94A70FG-008 (S, D) 
5p
5p
27P
0
100k
IC101
CD-MP3 PROCESSOR
IC401
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
IC201
+1.5V REGULATOR
SP-
SP+
SL+
SL-
M401
(SPINDLE)
M402
(SLED)
AUTOMATIC POWER
CONTROL
S201
(LIMIT)
0.1
(Page 35)
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