Schematic Diagram - Main Section (2/3) - Sony HCD-HPR90 - Receiver Component For Mini Hi-fi Systems Service Manual

HCD-HPR90/HPR99XM
6-9. SCHEMATIC DIAGRAM – MAIN Section (2/3) –
+4V REGULATOR
IC1206
TA7805S
O I
G
CN1204
3P CN1205
3P
C1215
220 D1214 C1210
10V 11EQS04 0.1
(HPR99XM)
(Page
23)
A1
A3
A4
A5
A6
A7
RST#
ERR-IRQ#
CDM-SEL
DGND
XM DVCC +5V
DGND
SC-RX-IN
SC-TX-OUT
XM AVCC +5V
XM POWER
(Page
XM PWR +3.3V
+9V
27)
R-OUT
AGND
L-OUT
CN1301
15P (HPR99XM)
/OTW
OVF
PGMUTE
SOFTMUTE
/RST
DGND
/SD
SCDT
SCSHIFT
SCLATCH
DGND
NSPMUTE
INIT
(Page
D+3.3V
29)
L-IN
AGND
R-IN
AGND
A+5V
CN1302
19P
DO/STEREO
ST CLK
FM75Ω
ST DIN
COAXIAL
TUNER
ST CE
(FM/AM)
NC
ANTENNA
SUPPLIED WITH
AGND
THE ASSEMBLED
BLOCK R OUT
AM +9V
L OUT
CN1310
9P
(Page 25)
B1
B2
B3
B4
B5
HCD-HPR90/HPR99XM
• See page 37 for IC Block Diagrams.
(2/3)
Q1602
2SA1235
D1205
1SS355WTE-17
Q1601
RT1N141C
R1605
10k
R1606
1k
82
21
C1507 R1514
100 16V 2.2k
18
85
C1526 R1523
1 100k
50V
JR1501
31
0
32
83
TUNER/XM
SELECT SWITCH
IC1505
MC14052BDTR2
C1576
D1204
1
MC2836
50V
66 C2
R1573
100k
67
68
JR1502
0
69
70 (HPR99XM)
71
72
73
75
56
55
54
53
R1575
IC1504
RT3C55M
JW1613
MUTING
E2 C1
B2 B1
C2 E1
R1510
100k
JW1612
(HPR99XM)
IC1204
MM1615ANLE
C1213
0.01
NOISE
VO
Q1601,1602 GND
B+ SWITCH
VI
CONT
C1209
220
+5V REGULATOR 10V
R1513 R1516 C1506
2.2k 10k 0.1
INPUT SELECTOR,ELECTRICAL VOLUME,
R1511 SURROUND/TONE CONTROL
10k R1512
10k
C1523
0.0022
C1522
0.0022
C1521
0.1
R1521
C1520 R1520
10k
0.1 220k
C1519
0.1
R1519
C1518 R1518
10k
0.1 220k
C1505
10 50V
C1555
10 50V
Q1503 Q1504
RT1N141C RT1N141C
INVERTER INVERTER
R1501 R1551
220 220
R1502
10k
Q1505
RT1N141C
INVERTER
IC1503
RT3C55M
MUTING
E2 C1
B2 B1
C2 E1
C1508
10
50V
R1503
1k
Q1508,1509
MUTING CONTROL SWITCH
HEADPHONE AMP
Q1509
IC1502
1k RT1P141C
NJM4580MD
GND
Q1508
RT1N141C R1505
22k
R1525
1k
VCC
R1560
100k
R1507 C1517
47 220 10V
24 24
IC1201
µPC2912HF
R1202
10k
O G I
R1201
C1203
100k
470
C1217 C1202
16V
0.01 0.1
R1203
22k
D1213 D1210 D1209 D1208
1N4002B 1N4002B 1N4002B 1N4002B
+4V REGULATOR +9V REGULATOR
IC1203 IC1202
TA7804LS TA7809S
O I O I
C1208 G G
0.1 C1205
C1207 C1206 470 C1204
470 0.1 10V 0.1
10V
IC1501
BD3870FS
CAP VIN1
TNF1 VIN2 C1559 C1509
1 1
50V 50V
TNF2 SEL2
BNF2 SEL1
C1513 1 50V A1
BOUT2 A1
C1563 1 50V A2
BNF1 A2
C1511 10 50V B1
BOUT1 B1
C1561 10 50V B2
OUT1 B2
C1512 1 50V C1
OUT2 C1
C1562 1 50V C2
VCC C2
SI FILTER
SC GND
C1503 C1504
0.1 220
10V
R1361 R1363
0 0
R1506
10k
Q1502
RT1P141C
R1552
10k
Q1501
RT1N141C
R1556
10k
Q1501,1502
MUTING CONTROL
SWITCH
C1532
100
16V
Q1510
2SC3052
C1531 RIPPLE FILTER
0.1
C1558
R1504 R1515
10 R1558
4.7k 100k
50V 2.2k
C1515
R1553 10 R1565 R1550
1k 50V 100k 4.7k
C1550
R1559 220
2.2k 16V
C1565 C1552
10 100
50V 16V C1212
470
R1554 10V
4.7k
R1557 C1567 R1555
47 220 10V 22k
+12V REGULATOR
CN1203
2P
12V
GND
(Page 29)
C1201 CN1202
2200 2P
25V
14V
GND
(Page 35)
POWER ON/OFF
4V(SUB)
GND
(Page 35)
CN1201
3P
(CHASSIS)
EP1201
C1211
0.1
+7V REGULATOR
IC1205
TA7807S
O I
G