Sony HCD-ZT4 / LBT-ZT4 Service Manual ▷ View online
HCD-ZT4
HCD-ZT4
45
45
• See page 50 for IC Block Diagrams.
7-26. SCHEMATIC DIAGRAM - DISPLAY Board -
BOARD
U
MOTOR
DRIVE
CN001
C
(2/4)
MAIN
BOARD
CN403
NO1051
BOARD
X
VOLUME
NO1000
BOARD
USB
CONNECTOR
W
IC B/D
-32.1
3.3
1.7
1.7
3.3
3
0
0
-31.5
-31.5
-31.5
-31.5
-31.5
-31.5
-31.5
-31.5
-31.5
-31.5
-31.5
-31.5
-31.6
-31.6
-31.6
-31.6
-31.6
-31.6
-31.6
-31.5
-31.5
-31.5
-31.5
-31.5
-32
3.3
-32
3.3
-31.5
-31.5
3.3
3.3
0.7
0.1
9
8.6
5.9
8.6
5.4
9
0.3
4.4
4.2
0.3
6.7
0
0
6.8
0
6.7
9
5.5
5.2
50V
22
C1140
0.1
C1143
10V
47
C1142
TP1114
TP1118
TP1117
TP1150
TP1139
100p
C1145
3.3k
R1145
10k
R1139
10k
R1141
10k
R1143
R1
130
R1
133
R1
134
R1
136
R1
131
470
R1117
10k
R1122
47k
R1
162
2SC3052EF-T1-LEF
Q1
106
2SC3052EF-T1-LEF
Q
111
2
47k
R1
156
100
R1148
100
R1151
100
R1149
100
R1150
1k
R1147
0.22
C1146
100
R1146
TP1101
TP0014
TP0015
TP0016
TP0017
TP0018
TP0019
TP0020
TP0021
TP0022
TP0023
TP0024
TP0025
TP0026
TP0027
TP0028
TP0013
TP0012
TP0030
TP0029
TP0031
TP0011
TP0009
TP0010
TP0032
TP0034
VCC
OUT
GND
1
3
2
2SC3052EF-T1-LEF
Q1143
2SC3052EF-T1-LEF
Q1139
2SC3052EF-T1-LEF
Q1120
2SC3052EF-T1-LEF
Q1122
Q1114, 1117, 1120, 1122
B+ SWITCH
2SC3052EF-T1-LEF
Q1141
ISA1235AC1TP-1EF
Q1114
ISA1235AC1TP-1EF
Q1117
TP0033
SLR-325VCT31P
D1196
470
R1114
47k
R1201
22
R1202
22
R1203
1.5k
R1179
1k
R1167
6.8k
R1173
680
R1177
1.5k
R1180
1.5k
R1169
6.8k
R1184
2.2k
R1170
680
R1166
10k
R1174
3.3k
R1182
1.5k
R1168
4.7k
R1172
2.2k
R1181
1k
R1178
3.3k
R1171
10k
R1185
4.7k
R1183
15k
R1175
4.7k
R1112
0
R1116
4.7k
R1106
0
R1115
TP1147
50V
10
C1220
22
R1223
22
R1221
22
R1222
1.5k
R1224
TP0001
TP0002
TP0003
TP0004
TP0005
TP0006
TP0007
TP0008
TP0035
TP0036
TP0037
TP0038
TP0039
TP0040
TP0041
TP0042
TP0043
TP0044
TP0045
50V
2.2
C1102
47k
R1120
1
2
3
4
5
6
7
8
9 10 11 12 13
29
30
31
32
33
34
35
36
37
38
39
28 27
VFDP
NC
VSS
XT
XTB
NC
SCK
SI
NC
CSB
RSTB
NC
VDD
FL1101
1
5
6
7
8
9
10
11
12
13
14
15
16
17
18
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
54
2
53
1k
R1205
2.2k
R1191
1k
R1188
1.5k
R1190
3.3k
R1192
6.8k
R1194
1k
R1206
680
R1187
4.7k
R1193
10k
R1207
2SC3052EF-T1-LEF
Q1205
1.5k
R1189
10k
R1195
31P
CN1101
50V
0.1
C1141
C1148
100p
C1149
100p
3P
CN1102
47k
R1200
50V
2.2
C1101
D1124
D1125
D1127
D1128
D1126
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
D1129
TP0058
TP0060
TP0059
10k
R1
198
3P
CN1108
D1220
MAZ8056GMLS0
MAZ8068GMLS0
D1221
680
R1119
2.2k
R1118
R1
137
P13
P14
P15
P16
P17
P18
P19
P20
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P1
1
P12
5G
11
G
FL_CLK
FL_DATA
FL_CS
FL_RESET
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P1
1
P19
P20
5G
11
G
SW_LED
VOL
JOG
LED1
LED2
LED3
SW_LED
SIRCS
LED_CTRL
P18
P17
P16
P15
P14
P13
P12
DISPLAY BOARD
LED DRIVE
Q1139, 1141, 1143
LED DRIVE
STANDBY
/
/
STANDBY
TUNING +
TUNING -
-
+
FLUORESCENT INDICATOR TUBE
Q1106, 1112
GRID DRIVE
S1165
S1173
S1174
S1175
S1185
S1184
S1183
(STREAM)
D1124-1129
1L434FV22D0TDF01
∗ D1124-1129
∗ R1130, 1131, 1133, 1134, 1136, 1137
680
MGND
SEL B
METER SW
1
DGND
METER LED CTRL
IND1
SEL A
IND2
IND3
11 M+5V
IND4
FFC001
7
11
D
B
16
6
9
17
10
F
5
15
L
K
3
G
1
18
12
C
E
H
8
J
4
13
A
14
2
I
VOL
JOG
DGND
LED SEL A
LED SEL B
USB LED CTRL
1
2
3
1
2
3
LED+9V
LED GND
EVER +3.3V
STBY LED
LED CTRL
LED3
LED2
LED1
SIRCS
FL-CLK
FL-DATA
FL-CS
FL-RESET
JOG
VOL
AD KEY2
AD KEY1
AD KEY0
FL+3.3V
DGND
METER LED
VF
-VFL
VF
USB LED CTRL
METER SWITCH
METER-IN2
METER-IN1
METER-IN3
METER-IN4
SW LED
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
2SC3052EF-T1-LEF
Q1190
LED DRIVE
1k
R1196
VOL
JOG
FL_RESET
FL_CS
FL_DATA
FL_CLK
SIRCS
LED1
LED2
LED3
LED_CTRL
DR24
DR26
DR27
DR28
DR29
DR30
DR31
DR32
DR33
DR34
DR35
NC
DR25
43
44
45
46
47
48
49
50
51
52
41
42
40
NC
DR0
DR1
DR2
DR3
DR4
DR5
DR6
DR7
DR8
DR9
DR10
DR1
1
15
16
17
18
19
20
21
22
23
24
25
26
14
DR12
DR13
DR14
DR15
DR16
DR17
DR18
DR19
DR20
DR21
DR22
DR23
NC
NJU3427FH2
IC1101
IC1101
FLUORESCENT
INDICATOR TUBE DRIVER
NJL24H400A
IC1102
IC1102
REMOTE CONTROL
RECEIVER
EX-CHANGE
DISC SKIP/
S1195
TIMER
REC
S1194
SUBWOOFER
S1193
RETURN
S1192
ENTER
S1191
DMPORT
S1181
REC TO
USB
S1190
OPEN/CLOSE
S1189
DISC 3
S1188
DISC 2
S1187
DISC 1
S1186
SLR-325MCT31
D1205
SUBWOOFER
Q1220
KTC3203Y-AT
+5V
REGULATOR
EQ
PRESET
S1176
GROOVE
S1177
EQ BAND
S1178
SURROUND
S1179
AUDIO
S1180
USB
S1182
TAPE
S1172
TUNER/
BAND
S1171
CD
S1170
ERASE
S1169
OPTIONS
S1168
MODE
METER
S1167
DISPLAY
S1166
(Page 47)
(Page 37)
(Page 47)
(Page 47)
HCD-ZT4
HCD-ZT4
46
46
1
5
6
10
R007
C002
R008
R006
R005
M1
(METER)
R031
B
E
R012
R013
R015
R014
R016
R017
R01
1
R010
JR101
R019
R020
Q010
C1002
C1003
D1001
D1002
D1004
R1001
R1002
R1004
R1005
R1051
3
1
3
1
R1052
R1053
R1054
1
2
10
11
4
2
1
3
1
2
1
4
CN001
CN002
CN003
CN004
C001
JW005
JW006
1
2
CN031
S031
1
4
CN01
1
D012
D013
D014
D015
D011
1
4
1
6
3
1
3
JW1001
JW1003
JW1004
JW1005
NO1000
NO1001
NO1002
CN1000
C1001
D1000
D1003
1
3
NO1051
S1051
S1052
IC001
MOTOR DRIVE BOARD
SW BOARD
LED BOARD
USB CONNECTOR BOARD
VOLUME BOARD
U
DISPLAY
BOARD
X
DISPLAY
BOARD
CN1102
USB BOARD
CN903
N
DISPLAY
BOARD
CN1108
W
METER
POSITION
DETECT
1-875-914-
11
(12)
1-875-671-
13
(13)
1-875-915-
12
(12)
1-875-913-
11
(12)
1-875-673-
14
(14)
D011-015
(ILLUMINATION)
(CHASSIS)
(CHASSIS)
D1000,1003
(USB)
(USB)
OPERATION
DIAL
ROTARY
ENCODER
ROTARY
ENCODER
MASTER
VOLUME
VOLUME
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
•
: Uses unleaded solder.
• See page 27 for Circuit Boards Location.
7-27. PRINTED WIRING BOARDS - PANEL Section -
Ref. No. Location
D011
D011
D-7
D012
B-8
D013
D-9
D014
D-8
D015
D-8
D1000 E-2
D1001 F-3
D1002 E-3
D1003 E-2
D1004 F-3
D1001 F-3
D1002 E-3
D1003 E-2
D1004 F-3
IC001
C-3
Q010
C-6
• Semiconductor
Location
Location
(Page 44)
(Page 32)
(Page 44)
(Page 44)
HCD-ZT4
HCD-ZT4
47
47
• See page 50 for IC Block Diagrams.
7-28. SCHEMATIC DIAGRAM - PANEL Section -
BOARD
DISPLAY
U
IC B/D
W
USB
CN1108
N
CN903
BOARD
DISPLAY
BOARD
BOARD
X
CN1102
DISPLAY
0.3
5.1
0
0.3
0
0.3
0
0.4
0
0.1
0.7
0.1
C002
R005
10k
R006
10k
R007
10k
R008
10k
16V
47
C001
11P
CN001
1
2
2P
CN004
1
2
3
4
4P
CN002
10
9
8
7
6
5
4
3
2
1
VCC
IND4
IND3
IND1
IND2
1
2
3
4
4P
CN003
TP01
TP02
TP03
TP04
TP05
TP06
TP07
TP08
TP09
TP10
TP11
TP17
TP16
TP12
TP13
TP14
TP15
TP19
TP20
TP21
TP18
10k
R031
2P
CN031
TP40
TP41
R012
470
TP52
390
R017
R020
10k
R014
470
TP53
TP51
4P
CN011
470
R015
470
R011
R019
1k
390
R016
470
R013
R010
470
TP50
SEL
T2W
A10C
D013
1L434FV22D0TD
D015
SEL
T2W
A10C
D012
1L434FV22D0TD
D014
SEL
T2W
A10C
D01
1
TP0101
1k
R1052
1k
R1054
6.8k
R1051
6.8k
R1053
TP0102
TP0103
3P
NO1051
DGND
JOG
VOL
TP1010
TP1006
TP1002
C1002
10
TP1007
1k
R1004
TP1003
TP1001
TP1000
TP1008
TP1005
1k
R1002
1k
R1001
1k
R1005
TP1009
TP1004
10V
C1001 220
C1003
0.1
TP1011
4P
CN1000
1
4
1L434FV22D0TDF01
D1003
3P
NO1000
MC2837
D1001
MC2837
D1002
1L434FB12E0MDTZ1
D1000
6P
NO1001
MAZ8068GMLS0
D1004
MOTOR DRIVE BOARD
SW BOARD
LED BOARD
VOLUME BOARD
D1000, 1003
(USB)
USB CONNECTOR BOARD
NO1002
(CHASSIS)
(CHASSIS)
(USB)
7
D
B
6
9
10
F
5
3
G
1
C
E
8
4
A
2
M+5V
IND4
IND3
IND1
IND2
MGND
METER SW
DGND
METER LED CTRL
SEL B
SEL A
1
2
3
4
5
6
7
8
9
10
11
LB1846M
IC001
MOTOR DRIVE
IC001
GND
OUT2
OUT1
OUT3
OUT4
METER SW
DGND
OUT4
OUT2
OUT1
OUT3
SEL A
SEL B
METER LED CTRL
GND
METER SW
DGND
SEL A
SEL B
METER LED CTRL
GND
1
2
1
2
3
4
2SC3052EF-T1-LEF
Q010
LED DRIVE
SEL A
SEL B
USB LED CTRL
VBUS
D-
D+
GND
SHIELD
1
2
3
1
3
4
5
6
1
1
3
2
1
3
2
2
3
S1052
ROTARY ENCODER
VOLUME
MASTER
S1051
OPERATION
ROTARY ENCODER
DIAL
(METER POSITION DETECT)
S031
(ILLUMINATION)
D011-015
M1
(METER)
(Page 45)
(Page 45)
(Page 33)
(Page 45)
HCD-ZT4
HCD-ZT4
48
48
B
E
Q903
R904
R91
1
R912
R914
R915
R952
C926
D901
D906
D911
D912
R904
R910
C
E
B
1
11
1
6
1
3
F906
F908
W901
CN903
CN907
C907
FH907
FH908
C909
FH909
FH912
FH913
FH914
JW903
JW907
JW911
JW914
D908
JW918
JW921
JW922
JW923
JW924
JW932
JW933
JW936
JW937
JW939
JW941
JW943
JW940
JW942
JW938
JW935
JW934
JW919
JW916
JW915
JW910
JW902
JW917
JW906
C91
1
C910
RY901
FH918
FH917
FH916
FH915
FH911
FH910
C908
CN901
R908
R951
Q902
F909
F907
F905
F904
C925
11
12
13
14
16
15
17
18
19
10
9
8
6
5
4
3
2
TRANS2 BOARD
(AC IN)
S
POWERAMP
BOARD
NO801
E
MAIN
BOARD
NO468
(CHASSIS)
1-875-668-
11
(11)
PT901
MAIN POWER TRANSFORMER
∗ NOT REPLACEABLE:
BUILT IN
TRANSFORMER
PT902
SUB POWER
TRANSFORMER
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
•
: Uses unleaded solder.
• See page 27 for Circuit Boards Location.
7-29. PRINTED WIRING BOARD - TRANS2 Board -
Ref. No. Location
• Semiconductor
Location
D901
A-7
D906
A-8
D908
B-8
D911
G-11
D912
G-12
Q902
A-9
Q903
A-10
(Page 40)
(Page 35)
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