Sony HCD-ZT4 / LBT-ZT4 Service Manual ▷ View online
HCD-ZT4
HCD-ZT4
41
41
7-20. SCHEMATIC DIAGRAM - POWERAMP Board -
S
TRANS2
CN903
BOARD
Q
CN890
JACK
SW
BOARD
MAIN
BOARD
CN479
H
(3/4)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
16.5
0
0
16.5
0
16.5
0
0
29.7
-29.7
13.5
-13.5
-58.1
-60.3
60.2
0
0
0
0
58.3
0
0
1.9
0
0
0
0
0
0
22k
R857
1N5402-F46
1N5402-F46
D810
47k
R856
0.1
C840
D10XB20
D801
10
R877
50V
47
C820
JL804
2.2k
R834
2SC3052EF-T1-LEF
Q811
10
R878
1
3
4
5
6
7
7P
NO801
AC-VH
AC-VL
GND
GND
AC-VL
AC-VH
R885
100V
0.1
C802
100p
C817
33k
R860
10
R869
C826
50V
C805
3300
D806
0.1
C807
0.1
C837
1k
R863
2.2k
R883
MA2J1110GLS0
D803
C833
0.1
R826
100
R805
47k
R884
10
R872
100k
R838
100
R816
JL807
100V
0.1
C801
C835
0.1
100
R815
1k
R886
0.1
C839
100
R819
10
R879
ISA1235AC1TP-1EF
Q809
10
R871
2SC3052EF-T1-LEF
Q806
JL802
10k
R851
0.1
C838
4.7k
R850
R848 3.3k
10
R875
10
R874
E
EP800
100k
R806
50V
3300
C806
50V
2.2
C830
R841
10
2SC3052EF-T1-LEF
Q803
2SC3052EF-T1-LEF
Q808
2SC3052EF-T1-LEF
Q807
Q807, 808
TEMPERATURE DETECT
D10XB20
D800
C804
R810
10
5W
0.22
R831
MA2J1110GLS0
D807
100k
R882
MC2836
D802
100k
R839
100p
C816
47k
R830
1
R861
10V
100
C829
22k
R837
22k
R836
5W
0.22
R832
47k
R824
JL800
1000p
C814
100p
C815
33k
R859
1000p
C812
47k
R825
0.1
~
~
~
~
C808
L802
1.7uH
JL803
100
R862
50V
47
C818
L801
1.7uH
5W
0.22
R833
JL806
R808 10
C803
R840
10
R812 10
100
47
100V
R865
27k
47k
36k
R881
R80910
100
R804
R811 10
82
R817
2.2k
R835
JL801
82
R818
100
R814
R813
10
100k
R807
1000p
C813
100V
C827
47
50V
47
C819
100k
R891
100k
R892
1k
R888
R828
R827
R823
R821
22k
R890
33k
R889
JW806
JL852
JL853
JL854
JL855
JL856
JL857
JL858
JL859
JL860
JL861
JL862
JL863
JL864
JL865
JL866
JL867
JL868
JL869
JL870
RY800
MAZ8160GMLS0
D804
MAZ8160GMLS0
D805
JK800
7P
NO800
RLY-
RLY+
SW OUT
SW OUT
SW-SP_GND
SW-SP_GND
CN801
R-IN
PREGND
L-IN
STK MUTE
PROTECT
UNREG+16V
HP-R
HP GND
HP-L
POWER GND
SPK RELAY
SW ON/OFF
SW IN
MC2838-T112-1
D812
22k
R897
50V
10
C843
1k
R895
13P
R896
R822
33k
R868
R866
R829
15k
R898
15k
R899
47k
R853
33k
R849
47k
R854
100k
R855
390
R852
0
R870
0
JR891
C844 1000p
2.2k
R887
MAZ8160GMLS0
D809
(CHASSIS)
POWERAMP BOARD
680
JR894
0
2200
71V
2200
71V
47k
820
820
820
JR892
0
820
JR893
0
680
R
L
7
11
D
B
6
9
10
F
5
15
K
3
G
1
12
C
E
H
8
J
4
13
A
14
2
I
1
3
4
5
6
7
2SC3052EF-T1-LEF
Q804
2SC3052EF-T1-LEF
Q815
RELAY DRIVE
DC DETECT
1
2
3
4
5
6
7
8
9
10
11
12
13
1W
2.2k
R843
1W
2.2k
R842
2SC5625
Q801
OVER
LOAD
DETECT
2SC5625
Q800
OVER
LOAD
DETECT
2SC5625
Q802
OVER
LOAD
DETECT
+
-
+
-
FRONT
SPEAKER
2SC3052EF-T1-LEF
Q805
RELA
Y
DRIVE
DETECT
LOAD
OVER
Q803
MA2J1110GLS0
D811
PROTECT
Q806, 809, 811
DETECT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
19
18
17
16
20
21
22
23
+VL
-VL
+OFF_SET
-OFF_SET
-PRE
-VH
+VH
+PRE SUB GND
STBY
STK416-120-E
IC800
POWER AMP
IC800
TH801
(Page 42)
(Page 38)
(Page 49)
HCD-ZT4
HCD-ZT4
42
42
•
: Uses unleaded solder.
• See page 27 for Circuit Boards Location.
7-21. PRINTED WIRING BOARDS - JACK Section -
7-22. SCHEMATIC DIAGRAM - JACK Section -
1
4
1
8
RV700
NO700
NO701
NO702
C707
C710
C711
C713
C716
C718
C720
JW700
JW701
JW702
JW703
JW704
JW705
JW706
JW707
JW708
JW71
1
1
6
L890
C836
C841
JK890
CN890
RY
89
0
1
4
5
8
R700
R701
R702
R704
R705
R706
R71
1
R712
R713
R714
R715
R716
R718
R719
R720
R721
CN701
1
4
R722
R723
C700
C701
C702
C704
C705
C708
C709
C712
C717
C719
C721
C722
D701
D702
R900
R873
R876
R880
R901
R902
R893
R894
D890
IC700
R726
JL999
TP722
TP723
TP724
TP725
R724
R725
R727
C723
C724
C725
D703
MIC BOARD
SW JACK BOARD
MIC
MIC
LEVEL
J700
J
A
MAIN
BOARD
CN470
MAIN
BOARD
CN488
PHONES
J702
SUBWOOFER
Q
POWERAMP
NO800
1-875-681-
(CHASSIS)
(CHASSIS)
12
(12)
1-875-674-
14
(14)
A
B
C
D
E
F
G
H
1
2
3
4
5
1-875-674-
14
(14)
MINI JACK BOARD
1
4
JW723
J703
JW999
NO703
NO704
AUDIO INPUT
BOARD
J
CN488
(3/4)
MAIN
CN470
A
BOARD
MAIN
(1/4)
BOARD
POWERAMP
Q
(2/2)
NO800
4.4
4.4
4.4
4.4
4.5
4.4
9
IC700
4.7k
R704
50V
2.2
C720
NO701
4P
CN701
4P
50V
C718
0.1
C700
0.1
50V
2.2
C713
1.5k
R706
330p
C719
+
-
5
6
7
180p
C722
47p
C712
NJM4558V-TE2
IC700(3/3)
8
4
+
-
NJM4558V
-TE2
IC700(1/3)
3
2
1
50V
2.2
C716
C705
0.1
C721
0.1
220k
R714
1000p
C717
18k
R712
1000p
C704
100
R715
R700
1k
100k
R716
4.7k
R705
100k
R701
100
R713
C709
220p
6.3V
100
C711
10k
R711
16V
C710 10
TP714
1000p
C702
1000p
C708
1
100k
R720
18k
R718
10k
R722
47k
R721
18k
R723
TP712
C707
50V
2.2
R702
10k
10k
R719
TP707
TP706
TP705
TP704
TP703
TP702
TP701
TP700
MC2837
D702
C701
0.1
TP711
TP713
D701
MC2837
NO700
8P
A+9V
MIC SIGNAL
MIC GND
AUX-L
AGND
AUX-R
AGND
HP/MIC DET
TP719
TP721
TP718
TP720
MIC BOARD
NO702
NO704
(CHASSIS)
(CHASSIS)
D
B
6
F
5
8
7
3
G
1
C
E
H
I
J
4
A
2
POWER
GND
NJM4558V
-TE2
IC700(2/3)
MIC AMP
RV700
50k
MIC LEVEL
1
2
3
4
HP-L
HP GND
HP-R
CHASSIS
1
2
3
4
CHASSIS
AUX-L
AGND
AUX-R
J700
MIC
J702
PHONES
1
2
3
4
5
6
7
8
MA2J1110GLS0
D890
RY890
1.7uH
L890
10
R894
10
R893
10
R901
10
R902
10
R873
10
R880
10
R876
10
R900
0.1
C836
0.1
C841
+
-
JK890
6P
CN890
SW JACK BOARD
SW-SP_GND
SW-SP_GND
SW OUT
SW OUT
RLY+
RLY-
SUBWOOFER
1
2
3
4
5
6
J703
C723
0.1
1
2
3
4
4P
NO703
AUX-R
AGND
AUX-L
CHASSIS
TP724
TP722
1k
R727
1k
R726
220k
R725
220k
R724
1000p
C725
1000p
C724
TP723
TP725
MC2837
D703
MINI JACK BOARD
AUDIO
INPUT
(Page 35)
(Page 35)
(Page 40)
(Page 41)
(Page 38)
(Page 35)
HCD-ZT4
HCD-ZT4
43
43
•
: Uses unleaded solder.
• See page 27 for Circuit Boards Location.
7-23. PRINTED WIRING BOARDS - REG Section -
7-24. SCHEMATIC DIAGRAM - REG Section -
• See page 50 for IC Block Diagrams.
IC050
IC055
IC080
R050
R051
R058
R061
R060
ET001
R057
R062
R059
C051
C055
D050
D055
1
2
1
3
1
1
2
5
4
5
JW052
NO050
LP010
CN055
C050
C056
JW053
JW002
C080
1
1
3
3
NO080
C081
5V REG BOARD
M
P
G
MAIN
BOARD
NO458
USB
BOARD
CN901
1-875-669-
1-876-329-
12
(12)
13
(13)
MAIN
BOARD
CN600
9V REG BOARD
A
B
C
1
2
(CHASSIS)
BOARD
G
MAIN
(3/4)
CN600
BOARD
CN901
USB
M
(3/4)
P
BOARD
MAIN
NO458
IC B/D
16.8
9
11.9
5.2
3.2
11
.9
5
1.2
3P
NO080
UNREG16V
GND
M+9V
0.1
C080
I
O
COM
1
3
2
9V REG BOARD
B
3
1
C
D
E
4
5
6
A
2
1
3
2
TA7809
IC080
+9V REGULATOR
IC080
10V
100
C081
0.
1
C055
MC2838-T112-1
D055
R058
10k
1
2
2P
NO050
USB+5V
GND
10V
470
C056
R057
4.7k
1
2
3
4
5
BA00BC0WCP-V5
IC055
R061
47k
R059
120k
R060
22k
R062
1k
1
2
3
4
5
5P
CN055
UNREG
GND
REG_PROTECT
DMPORT+5V
DMPORT ON/OFF
E
ET001
JW002
I
O
COM
KIA7809API
IC050
1
3
2
10V
470
C050
R050
4.7k
R051
10k
KDR357-RTK/P
D050
0.1
C051
IC050
+5V REGULATOR
(CHASSIS)
+5V REGULATOR
IC055
NC
OUT
GND
IN
CL
T
5V REG BOARD
(Page 32)
(Page 35)
(Page 35)
(Page 33)
(Page 38)
(Page 38)
HCD-ZT4
HCD-ZT4
44
44
•
: Uses unleaded solder.
• See page 27 for Circuit Boards Location.
7-25. PRINTED WIRING BOARD - DISPLAY Board -
IC1
101
IC1
102
CN1101
BE
BE
B
E
BE
BE
E B
BE
BE
E
B
B
E
1
13
27
14
26
39
40
52
Q
111
4
Q
111
7
Q1
120
R1
106
R
111
2
R
111
4
Q1
139
R
111
5
R
111
6
R
111
7
C1
141
R1
119
C1
143
C1
145
Q1
141
C1146
Q1
143
C1
148
R1
120
C1
149
R1193
R1118
R1122
Q1122
R1203
R1202
R1
130
R1
131
R1
136
R1
137
R1
139
R1
141
R1
143
R1
145
R1146
R1147
R1
148
R1
149
R1133
R1134
R1134
D1129
R1
150
R1
151
R1
156
R1162
D1221
R1
166
Q1190
R1170
R1167
R1168
R1196
R1169
R1171
R1172
R1174
R1175
R1
173
R1177
R1178
R1179
R1180
R1185
R1184
S1185
R1181
R1182
R1
183
R1189
R1188
R1187
R1
190
R1
191
R1
192
R1195
R1194
D1205,S1193
R1
198
Q1205
R1200
R1201
R1205
R1206
R1207
D1220
R1224
FFC001
Q
111
2
BE
Q1
106
30
31
B
E
1
1
2
3
53
5
50
31
18
2
1
1
3
1
3
C1
140
C1
142
D1
124
JW006
JW01
1
JW012
JW013
JW016
JW020
S1
165
JW022
S1
166
JW023
S1
167
S1
168
S1
169
JW026
JW027
JW028
JW029
D1
196
S1
170
S1
171
S1
172
S1
173
JW030
S1
174
S1
175
JW032
S1
176
JW033
S1
177
JW034
S1
178
JW035
S1
179
JW036
JW038
JW039
S1
180
S1
181
S1
182
S1
183
S1
184
S1
186
S1
187
JW043
S1
188
JW044
S1
189
JW046
JW048
JW049
S1
190
S1
191
S1
192
S1
193
S1
194
S1
195
JW051
JW052
JW053
JW057
JW062
JW063
JW064
JW067
JW070
JW073
JW077
JW079
JW080
JW081
JW082
C1220
Q1220
D1205
R1221
R1222
R1223
C1
101
C1
102
JW003
JW018
JW037
JW040
JW041
JW058
JW083
JW084
JW085
JW086
JW087
CN1
108
JW009
JW061
CN1102
JW017
D1126
JW068
D1127
D1125
JW025
JW024
JW074
JW056
JW015
JW076
JW075
JW004
JW005
JW071
D1128
JW031
JW007
54
DISPLAY BOARD
V
–
.
TUNING -
TUNING +
+
.
Y
DISC 3
DISC 1
DISC 2
STANDBY
D1196,S1165
DISPLAY
METER
MODE
OPTIONS
ERASE
S1165 – 1195
SUBWOOFER
USB
AUDIO
SURROUND
EQ BAND
FL1101
FLUORESCENT
INDICATOR
TUBE
GROOVE
PRESET EQ
CD
TUNER/
BAND
TAPE
REC TIMER
DISC SKP/
EX-CHANGE
RETURN
OPEN/CLOSE
;
REC TO
USB
ENTER
DMPORT
11
1
U
MOTOR DRIVE
BOARD
CN001
C
MAIN
BOARD
CN403
D1124 – 1129
(STREAM)
W
USB
CONNECTOR
BOARD
NO1000
X
VOLUME
BOARD
NO1051
1-875-670-
14
(14)
A
B
C
D
E
F
G
H
I
1
2
3
4
5
6
7
8
9
10
11
12
Ref. No. Location
• Semiconductor
Location
D1124 F-7
D1125 D-6
D1126 D-8
D1127 C-7
D1128 F-6
D1129 F-8
D1196 A-1
D1205 A-10
D1220 H-6
D1221 G-4
D1125 D-6
D1126 D-8
D1127 C-7
D1128 F-6
D1129 F-8
D1196 A-1
D1205 A-10
D1220 H-6
D1221 G-4
IC1101 F-4
IC1102 C-4
IC1102 C-4
Q1106 D-5
Q1112 E-4
Q1114 G-7
Q1117 F-6
Q1120 F-6
Q1122 F-7
Q1139 C-7
Q1141 C-6
Q1143 G-7
Q1190 G-10
Q1205 B-10
Q1220 H-6
Q1112 E-4
Q1114 G-7
Q1117 F-6
Q1120 F-6
Q1122 F-7
Q1139 C-7
Q1141 C-6
Q1143 G-7
Q1190 G-10
Q1205 B-10
Q1220 H-6
(Page 46)
(Page 46)
(Page 46)
(Page 35)
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