Sony CMT-DH3 / CMT-DH5BT / CMT-DH7BT / HCD-DH3 / HCD-DH5BT / HCD-DH7BT Service Manual ▷ View online
HCD-DH3/DH5BT/DH7BT
25
25
HCD-DH3/DH5BT/DH7BT
SYSTEM CONTROLLER
IC101 (4/5)
L-CH
K
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
LRCK 12
O-SM DATA 38
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
O-SM SHIFT 39
22 SCSHIFT
O-SM LACH 40
23 SCLATCH
O-SM PG MUTE 34
20 PGMUTE
O-SM SOFT MUTE 35
19 SOFTMUTE
O-SM NSP MUTE 48
18 NSPMUTE
O-SM INIT 49
27 INIT
O-SM RST 36
I-SM SD 37
I-MIC DET 25
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
+
–
+
–
MUTING
Q702, 703
MIC AMP
IC701 (1/2)
MIC AMP
IC701 (2/2)
VR701
MIC LEVEL
VR702
ECHO LEVEL
J701
MIC
C
MUSIC L+R
AC/DC
CONVERTER
IC209 (2/2)
COMPARATOR
IC211
COMPARATOR
IC210
XVOICE
SCORE
A
XVOICE, SCORE
J
MIC
AC/DC
CONVERTER
IC209 (1/2)
A+9V
BUFFER
Q701
DIGITAL ECHO
IC702
+11V
SPEAKER
J860
: AUDIO
: MIC
SIGNAL PATH
R-ch is omitted due to same as L-ch.
(DH3: Australian, Chinese, Singapore, Taiwan, Korean, Thai/
DH5BT: Australian, Chinese, Singapore, Taiwan, Korean, Thai)
(DH3/DH5BT)
(DH3/DH5BT)
DH3/DH5BT: AEP, Russian, Australian,
Chinese, Singapore, Taiwan, Korean, Thai
Chinese, Singapore, Taiwan, Korean, Thai
(Page 24)
(Page 22)
(Page 24)
(Page 22)
6-4. BLOCK DIAGRAM – KARAOKE/AMP Section –
Ver. 1.4
HCD-DH3/DH5BT/DH7BT
26
26
HCD-DH3/DH5BT/DH7BT
GRID DRIVE
Q904, 905
REMOTE CONTROL
RECEIVER
IC901
SYSTEM CONTROLLER
IC101 (5/5)
75
O-POWER
10
I-AC CUT
21
O-DISCHARGE
RESET SIGNAL
GENERATOR
IC102
RESET SWITCH
Q102
59
I-AC DET
12
I-PROTECT
90
RESET
I-KEY1 – KEY3
56 – 58
70 O-SBY LED
81 I-RMC
D902
STANDBY
94 X2
95 X1
X102
20MHz
91 XT2
92 XT1
X101
32.768kHz
O-FL DATA
84
O-FL CLK
86
O-FL CE
74
O-FL RST
73
83 I-WAKE UP
S901 – 919
(AC IN)
T603
SUB POWER
TRANSFORMER
T31
MAIN POWER
TRANSFORMER
F1
LINE FILTER
T1
RECT
D1
41
O-USB V-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
ISOLATOR
PH602
SHUNT
REGULATOR
IC650
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
+1.5V
D301
D209
AVDD
+3.3V
+3.3V
D215
AMP
+3.3V
+1.8V
+12V
D105
D103
EVER
+3.3V
µ-COM
+3.3V
+9V
+9V
REGULATOR
IC206
+9V
REGULATOR
IC205
+4V
REGULATOR
IC202
SW+3.3V
RF+1.8V
+3.3V
REGULATOR
IC204
+5V
+5V
REGULATOR
Q209
PROTECT
DETECT
Q103
OVER CURRENT
DETECT
Q201, 202, 204
OVER CURRENT
DETECT
Q229
AU+5V
+5V
REGULATOR
Q210
+12V
REGULATOR
IC12
+11V
(FOR HP AMP)
M+9V
+3.3V
(FOR ADC )
+5V REGULATOR (DH3/DH5BT)
+5.4V REGULATOR (DH7BT)
IC201
VBUS +5V (DH3/DH5BT)
XM +5.4V (DH7BT)
XM
+5V
RIPPLE
FILTER
Q211
FAN MOTOR
DRIVE
Q205 – 207
+3.3V
REGULATOR
IC702
+1.8V
REGULATOR
IC106
SW+5V
RF+3.3V
+5V
REGULATOR
IC203
+3.3V
REGULATOR
IC107
+3.3V
+3.3V
REGULATOR
IC105
BT
+3.3V
+3.3V
REGULATOR
IC903
+1.8V
REGULATOR
IC704
+1.5V
REGULATOR
IC952
DC DETECT
Q651, 652
POWER ON/OFF
CONTROL SWITCH
Q650
B+ SWITCH
Q226, 227
D102
(DH3/DH5BT)
(DH7BT)
(DH5BT/DH7BT)
TH1
ISOLATOR
PH11
+5V
REGULATOR
IC207
FL901
FLUORESCENT
INDICATOR
TUBE
FLUORESCENT INDICATOR
TUBE DRIVER
IC902
SG1 – SG35
32 – 43
61 – 64, 1 – 31
GR1 – GR12
44, 45
GR13, GR14
DIN 55
CLKB 54
CSB 53
RSTB 52
50
OSCI
51
OSCO
OSC
57 P1
D903
USB MEMORY
BLUETOOTH
LED DRIVE
Q902
(DH3)
(DH5BT/DH7BT)
DISCHARGE
SWITCH
Q228
F201
+
+
D203
D202
VEE
FLUORESCENT
INDICATOR TUBE
(FL901)
RECT
D904, 905
OSC
Q903
F1
F2
T901
DC/DC CONVERTER
M
M201
(FAN)
(FAN)
+11V
6-5. BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –
HCD-DH3/DH5BT/DH7BT
27
27
HCD-DH3/DH5BT/DH7BT
•
Circuit Boards Location
•
Note For Printed Wiring Boards and Schematic Diagrams
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.
•
B
: B– Line.
•
Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
– DMB15/VIDEO Boards –
no mark : DVD PLAY
– USB Board –
no mark : USB
– BT Board –
no mark : BLUETOOTH
– XM Board –
no mark : XM
– Other Boards –
no mark : TUNER (FM/AM)
(
under no-signal (detuned) conditions.
– DMB15/VIDEO Boards –
no mark : DVD PLAY
– USB Board –
no mark : USB
– BT Board –
no mark : BLUETOOTH
– XM Board –
no mark : XM
– Other Boards –
no mark : TUNER (FM/AM)
(
) : DVD PLAY
{
} : BLUETOOTH
[
] : XM
〈〈
〉〉
: SIRIUS
∗
: 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.
J
: CD PLAY
c
: DVD PLAY
I
: DIGITAL OUT
F
: AUDIO
L
: VIDEO
E
: Y
a
: CHROMA
r
: COMPONENT VIDEO
f
: TUNER (FM/AM)
d
: USB
E
: BLUETOOTH IN
j
: BLUETOOTH OUT
: XM
: XM
O
: SIRIUS
h
: AUDIO IN
N
: MIC
•
Abbreviation
AUS
AUS
: Australian model
CH
: Chinese model
CND : Canadian model
KR
KR
: Korean model
RU
: Russian model
SP
: Singapore model
TH
: Thai model
TW
: Taiwan 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:
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
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
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.
MAIN board
AMP board
TOP-KEY board
ANT board
(DH5BT/DH7BT)
(DH5BT/DH7BT)
JACK board
PANEL board
BT board
(DH5BT/DH7BT)
(DH5BT/DH7BT)
XM board
(DH7BT)
(DH7BT)
SP board
TUNER (FM/AM)
DMB15 board
MS-214 board
HP-AMP board
USB board
(DH3/DH5BT)
(DH3/DH5BT)
POWER board
VIDEO board
POWER HT board
•
DMB15 board is multi-layer printed board.
However, the patterns of intermediate layers have not been
included in diagrams.
However, the patterns of intermediate layers have not been
included in diagrams.
•
Indication of transistor
Ver. 1.2
HCD-DH3/DH5BT/DH7BT
28
28
HCD-DH3/DH5BT/DH7BT
L3602
FB115
FB114
FB113
FB112
CN302
R3653
R3805
R319
Q103
R116
R117
C224
C223
R136
R142
FL101
C222
C221
R153
R155
C220
C219
FL107
FL403
C218
RB107
RB108
RB113
CN101
RB112
C3804
Q3801
C215
C3802
R3803
R3804
FL401
C3803
C3805
C210
X101
R208
R228
R227
C208
CN105
CN106
CN201
CN401
R209
C206
C205
R210
R214
FB401
FB402
FB403
FB404
D1001
FB405
FB406
R215
R216
R219
R224
FL402
C190
R233
R234
C180
C179
R161
R107
R101
C306
C102
C105
C402
C108
R189
C307
C305
R190
R191
C302
R192
R193
C153
C152
R1101
C117
R1102
R1105
R1108
R3651
R1553
C138
C137
C135
R1129
C133
C132
R1168
C119
C118
C116
R195
C112
C101
R197
C167
C170
C181
C217
C189
C177
R1545
C403
C129
R152
C3783
R1550
R1549
C3782
C3781
C3774
C3773
C3772
C3771
C3707
R3782
R3781
R4706
R4705
R1543
C3784
R3773
R3774
R3775
R3776
R3777
R3772
R3771
R3778
R3783
R3784 R3785
R3786
R3787
C3801
R3788
R3802
R3801
C178
R3716
R3717
R3715
R3714
R3713
R3718
R3721
R3722
R3723
R3712
R3711
R3724
R3725
D3502
D3501
C150
C3724
C3723
C3722
C3721
C3714
CN301
C3713
C3712
C3711
C3701
C187
R3728
R3727
R3726
R1557
R1559
IC102
IC201
IC104
IC103
IC101
IC106
C308
R2502
R2501
C2501
CN202
C226
C225
R243
M001
(LOADING)
CN001
S001
S002
S001
(DISC IN/OUT)
S002
(CHUCKING)
S003
(TRIGGER)
S003
7
1
6
2
DMB15 BOARD
(SIDE A)
1-869-463-
11, 21
E
1
5
E
1
2
18
19
(FOR CHECK)
OPTICAL
PICK-UP
BLOCK
(KHM-313CAB)
B
POWER HT BOARD
CN205
A
MAIN BOARD
CN301
D
MAIN BOARD
CN302
C
VIDEO BOARD
CN501
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
M
1-862-780-
MS-214 BOARD
11
(11)
6-6. PRINTED WIRING BOARDS – SERVO Section (1/2) –
•
See page 27 for Circuit Boards Location.
:Uses unleaded solder.
(Page 50)
(Page 39)
(Page 34)
(Page 39)
•
Semiconductor
Location
Location
Ref. No. Location
D1001
E-3
D3501
H-5
D3502
H-5
IC101
C-7
IC102
E-6
IC103
E-4
IC104
E-4
IC106
E-3
IC201
C-4
Q103
F-8
Q3801
G-5
Note: New part of EEPROM (IC103) on the DMB15 board cannot be
used. Therefore, if the mounted DMB15 board is replaced, ex-
change new EEPROM with that used before the replacement.
change new EEPROM with that used before the replacement.
Ver. 1.2
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