Sony HCD-ZT4 / LBT-ZT4 Service Manual ▷ View online
HCD-ZT4
HCD-ZT4
29
29
• See page 50 for IC Block Diagrams.
7-6. SCHEMATIC DIAGRAM - CD Board (2/2) -
R201
R203
R204
R205
R206
R207
R208
R209
R210
R219
R223
R222
R221
R218
C401
R415
M402
M401
R220
IC401
R211
R212
R213
R214
CN201
IC501
IC502
R510
R509
R414
C508
C510
C511
R511
R512
R224
R502
R514
R216
R226
C207
IC201
C509
C501
C506
C507
C206
R202
C205
C204
C202
C201
R513
C405 C404
C403
C124
C125
C151
C152
C217
C218
R505
R503
R225
C109
R156
R157
R402
R405
R408
C505
R508
C502
C504
0
100
100
100
100
100
100
100
100
100k
100k
100k
100k
100k
220
10V
10V
47k
100k
BA5826SFP
100
100
100
100
31P
AK5358A
TC74VHC157FT
1k
100k
4.7k
0.1
0.1
0.1
1k
1k
100
47k
0
100
100k
1
TK63115SCL-G@GT
0.1
10
16V
0.1
0.1
1
0
0.1
0.1
100 10V
100
10V
100
0.1
0.1
0.1
0.0047
0.0047
0.0022
0.0022
0.1
0.1
47k
47k
100k
0.1
100
100
2.2k
10k
2.2k
2.2
47k
10 16V
100
10V
A1
A2
A3
A4
A5
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
A31
A32
A33
A34
A35
A36
A37
A38
A39
A40
GND
VO1
+
VO1-
IN1
RESET
REGB
REGOUT
MUTE
IN2
'
IN2
VO2
+
VO2-
GND
OPOU
T
OPIN
RESET
t
VO3
-
VO3
+
IN3
IN3'
VCC
VCC
BIAS
IN4'
IN4
VO4
+
VO4-
GND
Vcc
GND
AINR
AINL
CKS1
VCOM
AGND
VA
VD
DGND
CKS0
CKS2
DIF
PDN
SCLK
MCLK
LRCK
SELECT
1A
1B
1Y
2A
2B
2Y
ST
4A
4B
4Y
3A
3B
3Y
STDO
D-OUT
L-OUT
R-OUT
DVDD(3.3V)
AVDD(3.3V)
AGND
DGND
MGND
VM(7V)
BUS0
BUS1
BUS2
BUS3
BUCK
SBSY
DACGND
REQ
ST_REQ
GATE
VOUT
NC
VDD
CE
GND
M-MUTE
DATA
CLK
AIN
ADCGND
ADCVDD(5V)
(2/2)
DATA SELECTOR
A/D CONVERTER
+1.5V REGULATOR
MOTOR DRIVE
SLED/SPINDLE
COIL DRIVE,
FOCUS/TRACKING
(SLED)
OPTICAL
PICK-UP
BLOCK
(KSM-213DCP)
(2/2)
BCK
LRCK
/CCE
/RST
L-IN
R-IN
(SPINDLE)
(Page
28)
(Page
39)
HCD-ZT4
HCD-ZT4
30
30
•
: Uses unleaded solder.
• See page 27 for Circuit Boards Location.
7-7. PRINTED WIRING BOARD - CD Board -
R214
R213
R155
C106
C201
R304
R302
C309
C20
5
C20
7
C307
R201
R303
C115
R211
Q30
1
R301
C204
C202
C206
C306
R212
C401
C405
IC201
R120
R114
C153
R415
C112
C108
IC501
IC502
C501
C502
C10
4
C105
C102
C101
R104
C132
C10
7
C50
7
R512
R503
R505
R511
C110
C508
R514
X102
C50
4
C217
C218
M401
M
M
M402
S201
R154
R153
C148
C109
C301
C303
C302
R110
C116
C404
R203
R204
R205
R206
R207
R208
R209
R210
R219
R223
R222
R221
R218
C150
C403
R202
C151
C147
C146
C145
C152
C118
C117
C144
C125
C143
C120
R144
R157
C142
C141
C140
C100
R408
R156
C124
IC401
C127
C126
CN301
R101
C119
IC101
C103
R405
C113
R102
R402
R105
R106
C138
C137
R135
R134
R136
R130
R128
R129
R143
R142
R139
C136
C149
C139
R140
R151
C122
C123
R220
R224
R109
R108
R414
R502
R508
R509
R510
R513
C505
R159
R160
R161
R226
CN201
C130
C128
C506
R112
R111
C133
R121
R225
R216
R118
C509
C510
C511
1-875-864-
11
(11)
CD BOARD
(COMPONENT SIDE)
E
1
3
5
4
1-875-864-
11
(11)
CD BOARD
(CONDUCTOR SIDE)
L
MAIN
BOARD
CN430
OPTICAL PICK-UP
BLOCK(KSM-213DCP)
(SLED)
(SPINDLE)
(LIMIT)
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
11
TP123
(RFO)
TP124
(VC)
TP106
(FE)
(Page
35)
Ref. No. Location
• Semiconductor
Location
IC101
D-8
IC201
E-1
IC401
C-9
IC501
B-5
IC502
B-5
Q301
E-4
HCD-ZT4
HCD-ZT4
31
31
•
: Uses unleaded solder.
• See page 27 for Circuit Boards Location.
7-8. PRINTED WIRING BOARD - TC Board -
8
1
4
5
8
1
4
5
R510
R514
R526
R528
R534
R537
R538
R539
C510
C535
C536
C537
C538
JR503
JR502
JR501
R546
R545
R544
R543
R541
R540
R536
R535
R533
R532
R531
R530
R529
R527
R525
R524
R523
R522
R521
R520
R519
R518
R517
R516
R513
R512
R51
1
R509
R508
R507
R506
R505
R504
R503
R502
R501
C546
C545
C543
C539
C534
C533
C532
C531
C530
C529
C528
C527
C526
C525
C523
C522
C521
C520
C519
C517
C512
C51
1
C509
C506
C505
C504
C503
JR504
C548
C524
EB
E
B
1
8
Q501
Q502
L501
1
3
4
6
CN501
C501
C502
C513
C514
C515
C516
S501
C540
C542
JW502
JW504
JW510
ET501
JW508
JW507
JW506
JW505
JW501
JW509
JW503
BIAS OSC
IC501
IC502
TAPE MECHANISM
DECK
9
1
B
MAIN
BOARD
CN450
FFC502
S501
(REC/PB)
PB UREC
1-875-675-
14
(14)
A
B
C
1
2
3
4
TC BOARD
(CHASSIS)
(Page 35)
7-9. SCHEMATIC DIAGRAM - TC Board -
21
CN450
MAIN
(1/4)
B
BOARD
9
4.4
4.4
4.3
4.4
4.4
4.4
4.4
4.4
4.4
9
4.4
4.4
4.4
(5.3)
0.3
0.3
(0)
0
(0.2)
(5.3)
0.3
0.3
(0.1)
6
2
1
3
5
4
100k
R511
100k
R513
0
R516
100k
R512
100k
R514
R540
47
R541
47
R539
4.7
R537
10k
R538
10k
R536
4.7k
R535
4.7k
R534
15k
R533
22k
R503
2.2k
R504
2.2k
2.2k
R501
2.2k
R502
R517
1k
R518
1k
R520
47k
R519
47k
R521
47k
R522
47k
R526
330k
R528
330k
R525 330k
R527
330k
R530
2.2k
R529
2.2k
R531
8.2k
R532
8.2k
R523
3.3k
R524
3.3k
470
R545
470
R546
1000p
C517
220p
C511
220p
C512
47p
C525
47p
C526
2200p
C537
2200p
C536
2200p
C535
C539
1
C538
0.01
C505 0.01
C503
2200p
C504
2200p
C506
0.01
C519
470p
C520
470p
C521
1
C522
1
C532 0.01
C531 0.01
C534
2200p
C533
2200p
C540
4700p
1000p
C543
1
C524
1
C523
0.1
C545
0.1
C546
C527 470p
C528
470p
C530
330p
C529
330p
2SC1740S-RT
Q501
2SC1740S-RT
Q502
1
2
3
4
5
6
7
8
8P
CN501
9V
M-GND
SW
EH
VREF
LCH
COM
RCH
E
ET501
10V
100
C502
10V
100
C501
50V
1
C513
50V
1
C514
16V
47
C516
16V
47
C515
25V
22
C542
TP501
TP502
TP504
TP503
TP505
TP506
TP508
TP509
TP507
8
7
6
5
4
3
2
1
GND
VCC
8
7
6
5
4
3
2
1
GND
VCC
220
R544
220
R543
270
R509
270
R510
R506
12k
R505
12k
R507 270k
R508 270k
TP510
TP511
TP512
TP513
TP514
TP515
TP516
TP517
100p
C509
100p
C510
1000p
C548
TC BOARD
(CHASSIS)
BIAS OSC
L501
PB-RCH
9
REC-RCH
1
REC-LCH
TP-STATE
PB-LCH
M-GND
A+9V
M+9V
A-GND
FFC502
7
D
B
6
F
5
3
G
1
C
E
8
4
A
2
9
TAPE
MECHANISM
DECK
NJM4558M-TE2
IC501
PB AMP
IC501
NJM4558M-TE2
IC502
IC502
REC AMP
OSC
Q501, 502
S501
(REC/PB)
PB
REC
• See page 34 for Waveforms.
(Page 36)
HCD-ZT4
HCD-ZT4
32
32
•
: Uses unleaded solder.
• See page 27 for Circuit Boards Location.
7-10. PRINTED WIRING BOARD - USB Board -
R928
C902
C903
C904
C905
C907
R983
R901
R937
R938
C901
IC915
C916
C918
C917
R913
R915
X901
C909
R919
C910
C912
R981
R985
C908
R922
C913
R934
R986
C915
C906
C922
C921
R977
R978
R979
R932
R932
R982
R984
R976
CN907
CN901
CN903
EP901
(CHASSIS)
RB922 RB921
IC921
RB924
RB923
R975
R974
R973
R972
R972
R971
R970
R902
R941
R943
R904
R944
R905
R906
R903
R942
R907
C930
FB902
D901
FB901
D903
D904
R91
7
R916
D902
C920
R92
5
R92
6
R924
R923
R923
C914
R920
R921
R945
R933
R94
7
R949
JR902
IC901
C919
K
MAIN BOARD
CN420
USB BOARD
(COMPONENT SIDE)
1-872-405-
13
(13)
1-872-405-
13
(13)
USB BOARD
(CONDUCTOR SIDE)
K
K
A/K
A
A
K
A
A/K
A
K
M
5V REG BOARD
NO050
3
1
4
5
A
B
C
D
1
2
3
4
5
6
7
8
9
10
1
4
21
N
USB CONNECTOR BOARD
NO1001
(Page 43)
(Page 35)
(Page 46)
Ref. No. Location
• Semiconductor
Location
D901
C-9
D902
C-10
D903
C-9
D904
C-10
IC901
B-8
IC915
B-1
IC921
B-7
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