Sony CMT-EH25 / CMT-EH26 / HCD-EH25 / HCD-EH26 Service Manual ▷ View online
HCD-EH25/EH26
HCD-EH25/EH26
17
17
• See page 23 for Waveforms. • See page 27 for IC Block Diagrams. • See page 33 for IC Pin Function Description.
7-5. SCHEMATIC DIAGRAM - CD Board -
IC B/D
A
PANEL
BOARD
CNP701
2
1
IC B/D
R108
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
TP122 (RFEQO)
TP124 (VC)
R156
CN301
R101
C401
R415
R102
R128
R129
R143
R142
R139
R114
R140
R151
R220
R150
R212
IC101
R105
R106
R125
R126
R127
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
CN201
C110
R113
R111
C115
R155
C109
C132
R104
C123
C122
C139
C150
R136 R135
R134
C112
C108
R120
R118
C136
C107
R130
R144
C144
C147
C140
C137
C141
C142
C106
R302
C306
C303
C302
R405
R402
R408
R414
C207
C152
C206
IC401
0
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
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
0.1
470p
0.1
0.1
0.0022
0.1
0.1
0.1
0.01
0.01
0.022
C119
0.022
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
10k
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
10V
10
10
10k
2.2k
2.2k
4.7k
1
470p
1
BA5826HFP-E2
SP-
SP+
SL+
SL-
100
1M
1k
0
0
0
16.9344MHz
TC94A70FG-006
5p
5p
21P
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)
OPTICAL
PICK-UP
BLOCK
(KSM-213CDP)
M
M
(Page 25)
HCD-EH25/EH26
HCD-EH25/EH26
18
18
•
: Uses unleaded solder.
• See page 15 for Circuit Boards Location.
7-6. PRINTED WIRING BOARD - USB Board -
C101
IC102
C105
C103
C107
C108
C110
C112
C116
R105
R106
R107
R108
R109
R112
C123
X101
C113
C114
R124
R125
C124
IC103
CN104
(USB)
CN103
C121
C125
C128
C130
IC101
D101
D102
D103
FB101
FB102
R128
R129
R132
R133
R134
CN101
C109
C111
C117
C118
R102
R103
R104
C127
R101
R113
R116
R115
R118
R120
R121
R123
R126
R136
R135
L102
C135
C136
C137
C138
R137
R138
R139
R140
R141
R142
IC104
IC105
R127
1-876-596-
11
(11)
1-876-596-
11
(11)
K
A
1
4
5
A
K
K/A
K/A
K
K
A
E1
PT-VBUS
BOARD
CNA901
E2
PT-VBUS
BOARD
CNA901
F
PANEL
BOARD
CNP707
1
3
4
5
1
3
4
5
1
3
4
5
1
8
4
5
1
64
49
48
33
32
17
16
USB BOARD
(COMPONENT SIDE)
USB BOARD
(CONDUCTOR SIDE)
A
B
C
D
E
1
2
3
4
5
6
7
8
9
10
(EXCEPT EH25: E2, E51)
(EH25: E2, E51)
(Page 24)
(Page 26)
(Page 26)
Ref. No. Location
• Semiconductor
Location
D101
D-8
D102
D-8
D103
E-8
IC101
C-7
IC102
B-4
IC103
E-3
IC104
C-8
IC105
B-7
Ver. 1.5
HCD-EH25/EH26
HCD-EH25/EH26
19
19
• See page 23 for Waveforms. • See page 27 for IC Block Diagrams. • See page 33 for IC Pin Function Description.
7-7. SCHEMATIC DIAGRAM - USB Board -
CN101
X101
R101
R108
R109
R118
R120
R126
R127
R129
R132
R133
R134
C108
C116
C117
FB102
R115
R116
R124
R123
D102
D101
IC102
IC104
C137
C138
R137
R139
IC101
IC105
R125
D103
R136
C112
CN103
C130
C113
C114
C121
C124
C128
C125
C111
C110
C109
R102
R112
R113
C105
C118
R142
R141
R140
C127
C135
C136
R107
R106
R105
R104
R103
R135
C123
R121
C103
C101
C107
CN104
L102
IC103
FB101
R128
13P
16.9344MHz
100
100k
0
0
0
100
100
0
100k
10k
100k
0.1
0.1
0.1
0
2.2k
2.2k
1M
12k
MC2837
MC2837
TK63115SCL-G@GT
TC7WHU04FK
0.1
0.1
470
100
BU9428JKV-E2
WM8727GED
100
MC2837
1.5
0.1
2P
0.1
6p
6p
0.1
0.1
0.1
0.1
0.1
0.1
0.1
100
0
0
1
0.1
100
100
100
0.1
0.001
5p
100
100
100
100
100
0
10
0
220 6.3V
100
10V
1
5P
R5523N001B
0
0
RESETX
SEL_SLAVE
SEL_MP3
SEL_DOUT
SEL_VOL
SEL_APLSY
SEL_UTPKT
TEST1
TEST2
MCHNG
BUSY
SCL
SDA
A0
A1
TEST3
DVDDIO
SMAN
SEL_
TEST4
NC
TEST6
TEST7
TEST8
DVSS
TEST9
DVDD
TEST1
1
TEST12
TEST13
A
TEST1
A
VDDC
USB_DM
USB_DP
AVSSC
REXTI
VOREFI
VDD_PLL
TEST_PLL
XIN_PLL
XOUT_PLL
VSS_PLL
DAVSS
VCDACO
LDACO
DAVDD
AMUTE
RDACO
TEST14
TEST15
TEST16
TEST17
BCK
DA
T
A
TEST18
DVDD
TEST19
TEST20
TEST21
TEST22
DVSS
TMODE
IO
DVDD
BUSY
DGND
AGND
VOUT
NC
VDD
CE
GND
DIN
BCKI
LRCI
MCLK
VOUTL
VOUTR
VDD
GND
VBUS_GND
VBUS_5V
VBUS POWER
ON/OFF SWITCH
D/A CONVERTER
CLOCK SHIFT
USB CONTROLLER
RESET
MUCHING
FLG
EN
USB_SDA
USB_SCL
DVDD_3.3V
AVDD_3.3V
ROUT
LOUT
REGULATOR
+1.5V
(USB)
CLKOUT12
LRCK
(Page 26)
(Page 25)
HCD-EH25/EH26
HCD-EH25/EH26
20
20
•
: Uses unleaded solder.
• See page 15 for Circuit Boards Location.
7-8. PRINTED WIRING BOARD - MAIN Board -
CLP501
JW837
JW152
JW145
JW147
JW413
JW141
JW167
JW142
JW416
JW132
JW150
JW412
JW403
JW407
JW101
JW414
JW143
JW410
JW103
JW104
JW154
JW158
JW402
JW146
JW408
JW165
JW134
JW102
JW155
JW106
JW406
JW415
JW401
JW168
JW151
JW411
JW418
JW157
JW209
JW216
JW149
JW405
JW161
JW159
PIN101
(NC)
JW160
JW171
CNA102
JW124
JW125
JW126
JW127
JW128
JW153
JW138
JW210
JW200
JW208
JW206
JW201
JW217
JW215
JW213
JW144
JW220
JW211
JW417
JW409
JW129
JW156
JW148
(GND)
(TUNER OUT R-ch)
(TUNER OUT L-ch)
JW404
JW172
JW133
JW140
JW207
JW139
JW825
JW833
JW815
C101
JW835
JW831
CN105
CF801
JW170
JW137
D113
D111
JW169
JW824
D117
C457
CN106
C454
C453
C452
R118
C451
JW107
JW821 (VT)
C122
JW166
L104
CF803
HT101
C118
D110
D109
D108
D107
D114
D112
JW832
R115
C567
J102
IC301
C509
C405
C412
C402
C413
CNP502
CNP501
Q101
C431
JW814
JW806
CF802
JW834
SW501
C432
R116
C305
C308
JW830
C307
JW805
(GND)
C304
C303
JW804
JW809
BPF801
X861
R117
C813
JW822
JW829
JW803
JW823
JW840
C865
JW836
C841
C863
C801
C834
JW811
JW813
JW812
L805
JW818
JW808
JW817
C401
JW816
C306
JW807
JW810
C510
JW802
JW819
L852
D116
D118
JW181
JW182
JR101
JR102
JR103
C843
JR403
JR401
JR402
JR404
JR405
JR406
C309
C310
C532
C531
R308
C534
C533
IC452
IC451
R453
R452
C382
C381
R384
R383
R451
D372
Q372
Q371
R381
R382
R407
R374
R371
R372
R355
R356
Q351
C458
C456
C455
C312
JR861
R354
R850
D815
C820
R876
R353
R352
R351
Q352
R373
C519
C518
Q123
E
C105
C800
D813
D802
D803
D131
R127
R126
R129
R128
C818
C121
R125
R124
R108
C114
C543
R109
E
E
E
E
A
A
K
E
R131
R107
R106
R105
R104
R103
R102
R101
C110
C109
D106
Q103
Q102
Q122
IC861
R542
FB101
C156
D812
R130
C311
R875
R849
R874
R560
JR106
R519
R520
C513
C514
C502
R838
C406
C408
C407
R561
C196
C404
R564
C562
R110
Q801
C564
Q507
E
C561
R501
R503
R504
C115
R544
R535
C535
R565
R543
C501
C410
R426
C525
R423
C835
R837
R507
R508
R509
R510
C524
R819
R306
R340
R305
R303
R301
R302
R304
R339
C302
C315
C301
R815
C815
C802
R801
R818
R802
C812
C831
C832
C833
R822
R824
R820
JR802
R176
Q861
E
E
C864
R869
R870
R871
C829
JR801
Q121
C155
R847
R810
R814
C873
C194
C848
R121
R181
C421
R365
C182
C184
C181
C183
R123
C371
R823
C866
C807
C840
R406
Q862
R307
C814
R840
JR803
R541
R536
C403
R821
C847
R841
C544
R182
R844
R845
PIN102
(NC)
C811
C839
C823
C810
C824
C409
R522
R425
R424
C825
C142
C141
R120
R119
L103
R873
R430
R531
R429
R440
R442
C433
C437
C434
C438
Q802
C565
R826
R825
IC401
R866
R868
C862
16
9
1
8
36
19
1
18
R862
R864
C867
C861
R839
R812
C836
R811
R441
R439
R521
R405
Q803
C838
R830
R829
E
E
R403
R524
R410
R411
R842
R412
C515
R402
R427
R856
R827
R428
R846
C415
C416
R848
C528
R834
R809
IC801
C527
R857
C523
R513
C526
R835
C816
R433
R514
R813
C817
R863
C822
C821
R816
R833
C868
C869
R859
R434
R828
C522
R860
R836
C804
R528
R532
R804
L804
C508
C111
R523
R805
C806
C803
R817
R530
C505
R152
R803
R502
R175
C809
R527
R808
C506
C507
C819
R807
C529
R806
C855
R529
C504
C503
C856
R518
C854
R831
R853
R851
C851
R151
C853
C852
R517
D851
R867
R872
C102
D371
R156
C113
R154
R155
R153
R112
R111
JR804
C828
C826
R843
C827
R375
R376
R377
R378
R379
R380
E
E
E
J105
J102
L501
L806
X801
L851
L803
J101
CNP802
K
A
K/A
K
A
K/A
K
K
A
A
A
K
1-877-091-
12
(12)
CF802
CF801, 803
BPF801
(EH25: AEP, UK/EH26)
B. P. F
EH25: AEP, UK,
RU/EH26
EH25: E2, E51, MX,
SP, KR, IND, AUS
C
PANEL
BOARD
CNP703
D
PANEL
BOARD
CNP706
AUDIO IN
PHONES
-2
-1
SW501
(L-CH)
(R-CH)
TAPE
MECHANISM
DECK
(REC/PB)
TPR501
1
4
B1
PT-VBUS
BOARD
CN002
B2
PT-VBUS
BOARD
CN002
PB
(REC/PB)
REC
G
B
C
E
D
S
A
A
K
A
A
K
A
A
K
A
K
A/K
(EH25: KR)
(EH25: RU)
(EH25: E2, E51, MX, SP, KR, IND, AUS)
(EH25: AEP, UK/EH26)
(EH25: AEP, UK/EH26)
+
–
+
–
R
L
SPEAKER
4
1
3
1
ANTENNA
FM/AM
MAIN BOARD
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
11
12
13
K
L
M
(EH25: AUS)
(EH25: AEP, RU, UK, KR/EH26)
(EH25: AEP, RU, UK, MX, KR/EH26)
(EH25: AEP, RU, UK, KR, AUS/EH26)
(EH25: E2, E51, SP, IND, AUS)
(EXCEPT EH25: E2, E51)
(EH25: E2, E51)
EH25: E2, E51, MX,
SP, KR, IND, AUS
(Page 24)
(Page 24)
Ref. No. Location
• Semiconductor
Location
D106
L-4
D107
K-3
D108
K-3
D109
K-4
D110
K-4
D111
K-5
D112
L-3
D113
K-5
D114
K-3
D116
B-9
D117
C-9
D118
C-10
D131
I-5
D371
L-6
D372
J-6
D802
E-5
D803
F-6
D812
D-2
D813
D-2
D815
F-6
D851
E-5
IC301
M-6
IC401
H-7
IC451
E-8
IC452
D-8
IC801
F-4
IC861
C-6
Q101
M-4
Q102
L-4
Q103
L-4
Q121
J-5
Q122
J-5
Q123
H-4
Q351
M-5
Q352
L-5
Q371
L-6
Q372
L-5
Q507
K-7
Q801
G-3
Q802
G-2
Q803
D-3
Q861
C-7
Q862
C-7
Ver. 1.6
(Page
26)
(Page
26)
Click on the first or last page to see other CMT-EH25 / CMT-EH26 / HCD-EH25 / HCD-EH26 service manuals if exist.