Sony CMT-HPR95 / HCD-HPR95 Service Manual ▷ View online
HCD-HPR95
21
21
HCD-HPR95
6-7. SCHEMATIC DIAGRAM – MAIN Board (1/3) –
• See page 32 for Waveforms. • See page 32 for IC Block Diagrams. • See page 38 for IC Pin Function Description.
R
1311
R
13
13
R
1
31
6
R
1
3
19
R
1
320
R
1323
R
1324
R
1
325
R
1326
R
13
28
R1402
R
14
17
R
142
3
R
14
26
R1456
CN1306
R1486
R1487
R1391
R1392
R1393
R1394
R1395
R1401
C1404
R
137
5
R
1
47
4
R
137
3
R
1
372
R
137
1
R
1
3
70
R
1
36
9
R
1
368
R
13
67
R
1366
C
13
62
R
1
357
R
1356
R
135
5
R
13
54
R
1
35
3
R1343
R1344
R1345
R1346
R1347
R1348
R1349
R1350
R1337
R1336
R1335
R1334
R1333
R1434
R1433
D1228
R
1
30
1
R
13
02
R
13
03
R
13
04
R
130
5
R
130
6
R
130
7
C
131
6
R
13
09
X1
30
1
C1311
C
1310
R
1
424
R1
425
R1
428
R
14
29
R
1430
R1412
D1305
C1403
D1202
C1218
EP1202
R1352
IC1302
R
1
41
8
C1402
R1400
Q1301
CN1305
R1421
R
1322
R
142
7
R
1
327
R1491
R1492
R1493
R1388
D1303
R1500
R1497
R1397
IC1301
C1312
X1302
C1301
R1420
D1203
C1401
22
0
k
0
0
100
47k
100
100
10
0
10
0
100
47k
10
k
1
0k
1
0k
10k
9P
10k
10k
100
100
100
100
100
4.7k
470
47k
0.1
1
00
1
M
1
00
100
100
1
00
1
00
100
1
00
100
0.1
1
00
1
00
10
0
100
1
00
100
100
100
100
100
100
100
100
100
100
100
100
100
10k
10k
1N4002B
D1229 1N4002B
100
100
100
100
1
00
1
00
1
00
0.1
10k
32.7
68
K
H
z
22p
22
p
1
0k
1
0k
1
0k
4
.7
k
4
.7
k
10k
1SS355
0.1
MC2836
0.1
100
PST3629NR
0
0.1
100
2SC3052
11P
0
100
1
0k
100
10k
10k
10k
100
MC2836
10k
0.1
5MHz
1000 6.3V
10k
MC2836
0.1
A3
A4
A5
A6
A7
C1
C2
C3
C4
C5
C6
C7
C8
C9
A1
1
2
3
94
95
91
92
93
88
92
23
24
25
26
28
33
34
39
40
41
42
19
35
36
37
43
44
45
46
47
48
49
50
54
55
56
53
4
4
94
95
93
91
58
60
61
66
67
68
63
69
70
71
72
73
75
38
5
7
1
2
3
22
27
88
100
DGND
KEY2
FL DATA
FL CLK
FL STB
DGND
LED DSGX
LED DIRECT
SIRCS
+3.3V
LED DSGX
KEY3 RETURN
EVER+3.3V
SIRCS
M
P3 CLK
BYTE
XCIN
X
COUT
R
ESET
XOUT
XIN
N
MI
CD SCOR
AC CU
T
IIC CLK
CD SENS
CD CLK
W
AKE UP KEY
SPEC IN
KEY2
KEY1
VREF
CD DATA
M
P3 DATA IN
M
P3 DATA OUT
FL SCK
FL STB
SW
8
SW
7
SW
6
SW
5
M2+
M2-
M1+
M1-
CD XLT
MP3 ACK
MP3 REQ
MP3 XLAT
MP3 IREQ
CD XRST
CD XTACN
ST TUN
ED
DRIVER
MUTE
CD
ST CE
ST DO
UT
ST CLK
ST DIN/STEREO
POW
ER ON/OFF
S-M
ASTER PG
M
UTE
S-M
ASTER SOFT M
UTE
S-M
ASTER RST
S-M
ASTER SD
S-M
ASTER DATA
S-M
ASTER SHIFT
S-M
ASTER LATCH
S-M
ASTER NSP M
UTE
S-MASTER INIT
HP M
UTE
LIN
E M
U
TE
AM
P SI
AM
P SC
EEPROM SDA
EEPROM SCL
STANDBY LED
KEY3
VOLUME
JOG
AUDIO IN
DETECT
DETECT
+6.2V
LED STANDBY
JOG
VOLUME
KEY3-1
KEY1
CDM SD
SEL B
SEL INH
AC DET
(CHASSIS)
(1/3)
VCC
VSS
VSS
VCC
AVSS
AVCC
SEL
A
FL
SD
IIC DATA
NO USE
SYSTEM CONTROLLER
RESET SWITCH
RESET SIGNAL GENERATOR
CNVSS
XM
XM
RXD
TXD
E1/SW2
E2/SW1
E3/SW
3
DLM
5B D
ISC SENS
RDS DATA/XM
D
ISC RST
XM POWER 3.3V
XM POWER 5V
XM DTIC CMD
DGND
M30622MEP-B10FPU0
RDS INT/XM
DISC IR
Q
D
LM5B E0
GND
VDD
OUT
NC
CD
(Page 28)
(Page 29)
(Page 23)
(Page 23)
(Page 22)
HCD-HPR95
22
22
HCD-HPR95
6-8. SCHEMATIC DIAGRAM – MAIN Board (2/3) –
• See page 32 for IC Block Diagrams.
Q1501
R1520
R1518
IC1501
IC1203
IC1202
IC1201
IC1502
Q1508
C1213
R1558
R1559
R1202
R1506
R1556
R1501
R1551
R1502
R1552
R1363
R1361
R1521
R1519
R1515
R1565
R1554
R1503
R1553
R1557
R1510
R1560
R1201
R1203
C1207
C1205
C1212
C1209
C1201
C1203
C1563
C1562
C1561
C1555
C1504
C1513
C1512
C1511
C1505
C1502
C1558
C1508
C1532
C1565
C1515
C1552
EP1201
Q1502
CN1203
CN1202
CN1201
Q1509
IC1204
C1501
C1522
C1521
C1520
C1523
C1519
C1518
C1503
C1208
C1206
C1531
C1202
C1217
C1204
R1504
C1550
IC1503
R1555
Q1510
R1575
IC1504
JW1612
R1507
C1517
R1505
JW1613
C1567
IC1205
C1211
C1509
C1559
R1525
CN1310
D1208
D1209
D1210
D1213
D1204
CN1302
R1550
JR1502
RT1N141C
220k
220k
BD3870FS
TA7804LS
TA7809S
NJM4580MD
RT1N141C
0.01
2.2k
2.2k
10k
10k
10k
220
220
10k
10k
0
0
10k
10k
100k
100k
4.7k
1k
1k
47
100k
100k
100k
22k
470
10V
10V
470
10V
10V
470
10V
10V
220
10V
10V
2200
25V
470
16V
16V
1 50V
1 50V
10 50V
10 50V
220
10V
10V
1 50V
1 50V
10 50V
10 50V
220
10V
10
50V
10
50V
100
16V
16V
10
50V
10
50V
100
16V
16V
RT1P141C
2P
2P
3P
RT1P141C
MM1615ANLE
0.1
0.0022
0.1
0.1
0.0022
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.01
0.1
4.7k
220
16V
16V
RT3C55M
22k
2SC3052
1k
RT3C55M
47
220
10V
22k
220 10V
TA7807S
0.1
1
50V
1
50V
1k
9P
1N4002B
1N4002B
1N4002B
1N4002B
MC2836
19P
4.7k
0
A3
A4
A5
A6
A7
B1
B2
B3
B4
B5
A1
60
61
63
58
C2
JR1501
0
C1
A1
A2
B1
B2
C1
C2
56
55
54
53
66
67
68
69
70
71
72
73
75
SC
VIN1
SEL1
VIN2
SEL2
A1
A2
B1
B2
C1
C2
FILTER
GND
SI
VCC
CAP
OUT2
OUT1
BOUT2
BNF2
BOUT1
BNF1
TNF2
TNF1
12V
GND
GND
GND
DO/STEREO
ST CLK
ST DIN
ST CE
R OUT
AGND
L OUT
+9V
4V(SUB)
NC
C2
B2
E2
E1
B1
C1
C2
B2
E2
E1
B1
C1
VO
VI
CONT
GND
NOISE
POWER ON/OFF
(CHASSIS)
(2/3)
+12V REGULATOR
G I
O
I
O
G
I
O
G
+9V REGULATOR
+4V REGULATOR
+5V REGULATOR
INPUT SELECTOR,ELECTRICAL VOLUME,
SURROUND/TONE CONTROL
+7V REGULATOR
I
G
O
Q1501,1502
MUTING CONTROL
SWITCH
MUTING
HEADPHONE AMP
GND
VCC
RIPPLE FILTER
Q1508,1509
MUTING CONTROL SWITCH
MUTING
/OTW
OVF
/RST
DGND
/SD
DGND
INIT
D+3.3V
AGND
AGND
A+5V
PGMUTE
SOFTMUTE
SCDT
SCSHIFT
SCLATCH
NSPMUTE
L-IN
R-IN
AM
ANTENNA
COAXIAL
THE ASSEMBLED
BLOCK
SUPPLIED WITH
TUNER
(FM/AM)
14V
µPC2912HF
FM75
Ω
(Page 21)
(Page 25)
(Page 23)
(Page 25)
(Page 31)
(Page 31)
HCD-HPR95
23
23
HCD-HPR95
6-9. SCHEMATIC DIAGRAM – MAIN Board (3/3) –
R1692
R1642
R1693
R1643
R1646
R1648
C1636
C1665
CN1309
CN1307
R1615
R1674
R1631
R1616
Q1607
R1621
C1628
C1612
C1615
C1616
C1613
R1603
D1206
D1207
D1212
D1211
R1604
R1625
R1629
R1628
R1632
R1633
R1627
R1626
C1635
R1623
Q1608
Q1609
R1630
R1634
R1635
R1636
R1637
R1640
R1641
R1639
R1638
Q1606
R1622
C1603
R1620
R1619
C1664
C1614
Q1610
Q1612
Q1611
Q1613
Q1615
Q1617
Q1614
Q1616
C1629
CN1308
C1214
Q1618
R1645
R1422
R1644
1k
1k
10k
10k
1k
1k
0.001
0.001
23P
9P
2.2
0
470
2.2
KTA1273Y-AT
4.7k
0.1
0.1
0.1
220
10V
220
10V
22k
1N4002B
1N4002B
1N4002B
1N4002B
22k
10k
470
47k
470
47k
470
47k
220
10V
10V
470
2SC3052
2SA1235
47k
47k
470
47k
470
470
47k
470
47k
2SA1235
2.2k
0.1
1k
1k
2SA1365EF
2SA1365EF
2SC3440F
2SC3440F
2SC3440F
2SC3440F
2SA1365EF
2SA1365EF
220
10V
10V
15P
470
10V
10V
2SA1235
47
47k
10k
C1
C2
C3
C4
B1
B2
B3
B4
B5
C5
C6
C7
C8
C9
100
41
42
39
40
38
A1
A2
M2-
M2-
M2+
M2+
M1+
M1+
M1-
M1-
28
34
24
33
25
26
23
35
7
50
49
48
47
37
5
46
45
44
43
36
19
B1
B2
27
22
M+7V
CD SCOR
CD SENS
CD XLAT
MP3 ACK
MP3 REQ
MP3 XLAT
MP3 DATA
CD CLK
MP3 IREQ
CD XRST
CD XTACN
A+3.3V
D+3.3V
MP3 CLK
CD DATA
AUDIO IN L
AUDIO IN GND
AUDIO IN R
AUDIO IN DET
DGND
HP GND
HP L
HP R
KEY3-2
M2-
M2+
M1-
M1+
SW-COM
SW7
SW6
SW5
SW8
(3/3)
PROTECT
DETECT
Q1607-1609
REGULATOR
Q1610-1613
LOADING MOTOR DRIVE
Q1614-1617
CAM GEAR MOTOR DRIVE
THE ASSEMBLED
BLOCK
SUPPLIED WITH
CD MECHANISM
M-GND
A-GND
D-GND
D-OUT
DECK BLOCK
1 50V
1 50V
COLLECTOR
ANODE
B+ SWITCH
E3/SW3
E2/SW1
E1/SW2
R-CH
L-CH
D-MUTE
E0
(Page 21)
(Page 28)
(Page 21)
(Page 22)
(Page 19)
HCD-HPR95
24
24
HCD-HPR95
6-10. PRINTED WIRING BOARD – AMP Board –
• See page 17 for Circuit Boards Location.
: Uses unleaded solder.
R723
R795
R794
R778
R777
R776
R726
R728
C778
Q753
C703
R717
R709
R762
R761
R764
Q702
R756
R754
R752
R758
R800
R735
R759
C757
R734
R770
R769
C764
C715
C767
C758
R715
R765
C765
C726
R712
R711
R714
C710
R706
R704
R708
R713
C708
R736
D713
R716
R720
R719
C716
C714
C717
IC708
R801
Q752
R792
R793
C794
Q701
C766
R738
IC707
Q703
C788
C787
R737
C779
C784
R781
R782
R783
R789
C780
C799
C746
R749
R748
C743
R751
C734
R733
R731
R747
R746
R790
R741
R788
R787
R784
R745
IC703
C730
C733
R730
R729
R701
C742
IC701
IC705
R780
X702
IC709
C804
R727
D701
D751
C782
C704
C754
C844
C847
C773
C774
R721
R775
C772
C712
C781
C768
D756
C718
D755
C763
C775
R739
R768
C756
R772
R740
C845
C846
C723
C724
R774
R725
C722
C709
C759
C706
R724
D706
D705
C713
C725
R771
R718
C762
R773
L702
C745
C806
R785
C783
C761
L704
C786
C832
C831
R742
C785
R750
C797
IC704
L705
L703
R722
C737
C739
R744
R743
C732
L701
C796
C749
IC702
C736
C744
C752
C741
R786
CN705
CN702
CN703
CN700
EP701
EP702
L711
L760
L758
L759
C777
C769
C770
C798
C791
L761
EP703
L710
L708
L709
C728
C719
C720
C702
C711
C751
C795
C747
C735
C753
C793
C748
C731
C740
C701
CN704
C738
E
E
E
E
E
1
18
1
36
19
18
1
36
19
3
4
5
1
48
37
13
12
1
25
20
11
1
10
36
24
7
8
14
1-869-748-
11
(11)
(CHASSIS)
(CHASSIS)
(CHASSIS)
AMP BOARD
(CONDUCTOR SIDE)
AMP BOARD
(COMPONENT SIDE)
1-869-748-
11
(11)
1
1
3
5
4
3
5
4
H
MAIN
BOARD
CN1302
L
SP BOARD
CN870
M
POWER
BOARD
CN31
E
MAIN
BOARD
CN1203
K
SP BOARD
CN850
2
1
1
1
2
1
2
4
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Ref. No. Location
Ref. No. Location
D701
E-9
D705
D-11
D706
D-11
D713
E-4
D751
E-9
D755
C-11
D756
B-11
IC701
D-7
IC702
D-8
IC703
C-6
• Semiconductor Location
IC704
B-9
IC705
C-6
IC707
D-4
IC708
C-4
IC709
B-5
Q701
B-2
Q702
E-1
Q703
E-1
Q752
B-1
Q753
B-1
(Page 20)
(Page 27)
(Page 30)
(Page 20)
(Page 27)
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