Schematic Diagram - Main Board (1/3) - Sony HCD-SPZ50 Service Manual

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7-10. SCHEMATIC DIAGRAM – MAIN Board (1/3) –
(1/3)
CN1305
11P(SPZ50)
17P(SPZ70)
LED DSGX
LED STANDBY 88
EVER+3.3V
SIRCS 4
DGND
JOG 95
VOLUME 94
KEY1 93
KEY2 92
KEY3-1 91
(Page
KEY3 RETURN
34)
NC
LED DIRECT
BASS A 82
BASS B 83
TREBLE A 31
TREBLE B 32
(SPZ70)
T E
L 1 3 9 4 2 2 9 6 5 1 3
CN1306
9P
DDC GND 82
+6.2V 83
LED DSGX
LED DIRECT
FL DATA 1
FL CLK 2
FL STB 3 88
(Page
DGND 89
35) +3.3V 90
91
92
93
94
95
4
C1
C2
C3
C4
w w w
(Page
27)
HCD-SPZ50/SPZ70
• See page 38 for Waveforms. • See page 39 for IC Block Diagrams. • See page 46 for IC Pin Function Description.
D1303
MC2836
∗
R1397
(SPZ70)
0(SPZ50:SP,KR,AUS)
NO USE
4.7k(SPZ50:RU/SPZ70:E2,E51,MX,AR)
R1382 100
BASS A
R1383 100 R1482 10k
BASS B
84 R1483 10k
AC DET
NO USE
R1486 10k
EEPROM SDA
R1487 10k
EEPROM SCL
R1388 100
STANDBY LED
R1489 1k R1389 100
TC PHOTO OUT
TC HALF/REC SW
R1491 3.3k R1391 100
KEY3
R1492 3.3k R1392 100
KEY2
R1493 3.3k R1393 100
KEY1
R1394 100
VOLUME
R1395 100
JOG
AVSS
∗ ∗
R1497 R1397
SPEC IN
VREF
R1500 R1400
AVCC
10k 100
AUDIO IN
DETECT
SPZ50:AEP,UK, SPZ50:RU,SP,KR,AUS/
RU/SPZ70 SPZ70:RU,E2,E51,MX,AR
∗
R1497
220(SPZ50:RU/SPZ70:RU)
470(SPZ70:E2,E51,MX,AR)
1k(SPZ50:AEP,UK/SPZ70:AEP,UK)
Q1301
2SC3052
RESET SWITCH
R1401 C1404 R1412
47k 0.1 10k
D1305 R1402 C1403
1SS355 47k 0.1
C1312
0.1
x a o
y
. i
Note: Refer to SUPPLEMENT-1 for the MAIN board of HCD-
SPZ70 Korean model.
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8
R1607
2.2k
R1605
2.2k
R1352
100
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DRIVER
CD XTACN
CD XRST
MP3 IREQ
MP3 XLAT
MP3 REQ
MP3 ACK
CD XLT
SYSTEM CONTROLLER
IC1301
M30622MEP-A36FPU0 (TYPE A)
(SPZ50:AEP,UK,RU/SPZ70:AEP,UK,RU)
M30622MEP-A38FPU0 (TYPE B)
M30622MEP-B09FPU0 (TYPE C)
CDM SD
CD CLK
CD SENS
CD DATA
R1421
0
C1401
0.1
X1302 C1301
5MHz 1000
6.3V
R1318 R1321
SPZ50:AEP,UK/
100 100
u 1 6 3
SPZ70:AEP,UK
.
Note: Refer to the Servicing Notes "NOTE OF REPLACING MAIN
BOARD, IC1301 (MAIN BOARD), C25 (POWER BOARD)
OR POWER BOARD" (page 4), when you exchange the
IC1301 or MAIN board.
25 25
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2 4
9 9 8
Q1602
KTA1273Y-AT Q1604
Q1604,1605 KTA1273Y-AT
TRIGGER PLUNGER DRIVE
C1602 R1612
R1609 0.0047 1k
47k
R1611
2.2k
R1610 R1614 R1613
2.2k 2.2k 2.2k
Q1602,1603
CAPSTAN/REEL MOTOR DRIVE
R1608 Q1603 D1601
4.7k RT1N141C 1SS355
Q1605
R1606
RT1N141C
10k
R1456 10k
D1202
MC2836
D1201
MC2836
1 5 1 5 0 8 9 2 4
CD
R1350 100
MUTE
R1349 100
R1348 100
R1347 100
R1346 100
R1345 100
R1344 100
R1343 100
42
M1-
41
M1+
40
M2-
39
M2+
38
R1337 100
R1336 100
R1335 100
R1334 100 R1434 10k 34
SW1
R1333 100 R1433 10k 33
SW2
R1432 10k R1332 100
TRE B
R1431 10k R1331 100
TRE A
(SPZ70)
RESET SIGNAL GENERATOR
IC1302
PST3629NR
C1218
0.1
C1220
0.1
C1402
0.1
SPZ50:RU,SP,AR,AUS/
SPZ70:RU,E2,E51,MX,AR m
R1420
10k c o
D1203
1SS355
HCD-SPZ50/SPZ70
Ver. 1.3
2
9 9
CN1304
7P
HALF SW
+SOL
TAPE MECHANISM
PHOTO OUT
DECK BLOCK
MGND
SUPPLIED WITH
REC SW
THE ASSEMBLED
+MTR BLOCK
GND
A2
A1
A3
A5
A6
(Page
A4
26)
A7
9 8 2 9 9
50
49
48
47
46
45
44
43
37
36
35
32
31
(CHASSIS)
EP1202
C5
C6
C7
(Page
27)