Schematic Diagram -Main Digital Section (1/2) - Sony HCD-DJ2i Service Manual

6-9. SCHEMATIC DIAGRAM – MAIN DIGITAL Section (1/2) –
1 2
MAIN DIGITAL BOARD
A
NO1421
3P
TP133
MAIN AUDIO
A+9V 3
TP132
BOARD E
AGND 2
B (1/2)
TP131
CN406 MIC/BEAT SIG 1
(Page 40)
J1420
MIC
C1420
0.1
C
CN1420
3P
SIG OUT 3
CUE VOL
I
BOARD AGND 2
D
NO1099
SIG IN 1
(Page 49)
NO1401
3P
TP023
MAIN AUDIO
HP-R 3
BOARD TP022
D
HP GND 2
(1/2)
TP021
CN610 HP-L 1
(Page 40)
E
J1400
F
G
H
R356
10k
I
0
Q355
RT1N431C-TP-1
INVERTER
J
HCD-DJ2i
• See page 32 for waveforms. • See page 56 for IC Block Diagrams.
3 4 5
(1/2)
IC1420
NJM4558V-TE2 (1/3)
4.1 3
1 4.5
4.5 2
C1425 R1426
C1428
R1425
220p 100
2.2
150k
50V
R1423
R1424
100k
1k
C1427
270p IC1420
C1421 R1421 C1426
1000p 10k 2.2
MIC AMP
50V
C1430 C1431
R1432
IC1420
C1429 10 100 C1435
R1438
100k
1000p 50V 16V NJM4558V-TE2 (2/3) 2.2
R1431
0
5
4.5 50V
100
7
4.5
6
R1427 4.5
C1432
4 4.7k
R1430
470p
GND IC1420 3.3k
NJM4558V-TE2
POWER
(3/3)
R1429
8
9
1k
C1434
R1428
560p
4.7k
C1433
2.2
50V
Q1402,1403
R1413 R1412 R1414 R1415
MUTE 10 10 10 10
Q1402
2SD2114KT146
0 R1402 C1452
1k 0.1
C1401 R1406
0
1000p 10k
R1403
1k
C1403
C1402
R1407
1000p 100
0 10k
10V
0 X1420 4MHz
Q1403
2SD2114KT146
R1418 C1451 100
Q1404
4.7k
RT1P241C-TP-1
R1417
R1416
MUTE DRIVE Q1420
0
470
2SC5053T100Q
+3V REG
0 3.3
D1403
MA2J1110GLS0
3.7
D1421
3
MAZ8036G0LS0
R1447
IC352
TC74VHC157FT(EKJ)
C390
0.1
TC74HC4066AFT(EL)
R358 C391
VCC SELECT 0.1
10k
3.3 0
1A VCC
ST
R359 0 3.4 3.3
4A 1B 1C
10k
0 0 3.2
4B 1Y 4C
3.2 0 3.3 3.2
4Y 2A 4I/O
0 3.4 0
3A 2B 4O/I
0 0 0
R357
3B 2Y 3O/I
10k
0 3.3 0
3Y GND 3I/O
0 0
IC352
USB/CD SELECT
IC351
IC B/D
CD CONTROL
IC B/D
6 7 8
R1439
C1437 1k
C1439
R1435
2.2
4.7 50V
10k
50V
R1436
10k
4.5 4.5 4.5 9
5 6 7 8
R1442
4.7k
IC1421
R1433
PRE AMP
1k
4 3 2 1
R1441
10k
4.5 4.5 4.5
R1434
1k
C1443 R1443
39p 0
R1445
C1438 47k
R1437
2.2
100k
50V
C1463
100p
R1463
47k
C1449
4.7 50V
JW1420
C1455
0.1
R140 R142 R1451
10k 10k 100k
23 24 25 26 27 28 29 30 31 32 33
NC
22 NC 34
NC
21 D4 35
/CS
20 D3 36 D350
MA2J1110GLS0
D2 OPTANA
19 IC1422 37
18 D1 NC 38
IC1422
17 DGND DGND 39
ML2252-259GAZ03A
3.1 C1456
R1448
16 D0 SOUND DVDD 40
1k 0.1
1.6
R141
15 /XT NC 41
100
1 3.4 43
/WR
14 XT 1 42
3.1 3.1 44
/BUSY2/ /ERR
13 DVDD 43
10V
NC
12 NC 44
3.1
IC B/D
11 10 9 8 7 6 5 4 3 2 1
9
1k
R137 R139
100 100
IC351 IC350
TC74HC4066AFT(EL)
C392
0.1
3.3 0
1I/O VCC 1I/O
0 0 0
1O/I 1C 1O/I
0 0 0
2O/I 4C 2O/I
0 0 0
2I/O 4I/O 2I/O
0 0 0
2C 4O/I 2C
3.2 0 0
3C 3O/I 3C
3.2 0
GND 3I/O GND
IC350
USB CONTROL
IC B/D
37 37
9 10 11 12
CN351
21P
CCE_U TP211
21
BUCK_U TP210
20
BUS3_U TP209
19
BUS2_U TP208
18
C382
BUS1_U TP207
JR350 10
17
0
50V
BUS0_U TP206
16
TP205
C383
15
0.1
TP204
14
TP203
LRCK
13
52 TP202
12
ST-REQ TP201
11
REQ_U TP200
10
GATE TP199
9
A_IN TP198
8
BCK TP197
7
35 TP196
6
36 TP195
5
TP194
38
4
34 TP193
3
CLK TP192
2
DATA TP191
1
CN350
31P
DATA TP151
1
CLK TP152
2
GATE TP153
3
TP154
ST-REQ
4
A_IN TP155
5
BCK TP156
6
LRCK TP157
7
50 TP158
8
C368 1000 10V
TP159
9
TP160
10
JR352 C364 0.1 TP161
11
0
C367 0.1
12
TP163
13
19 C365 10 50V
14
REQ_Z
15
CCE_Z TP166
16
BUCK_Z TP167
17
BUS3_Z TP168
18
BUS2_Z TP169
19
BUS1_Z TP170
20
BUS0_Z TP171
21
TP172
51
22
JW351 TP173
23
TP174
Q350 24
KTC3203Y-AT TP175
25
+5V REG
TP176
26
TP177
8.4 5.3
27
R350
TP178
1.5k
5.6 28
C351
TP179
10
29
50V
D351 TP180
MAZ8056GMLS0 30
TP181
31
CN103
25P
TP055
25
TP054
24
TP053
23
TP052
22
TP051
21
TP050
20
TP049
19
TP048
18
CH2_SEL
TP047
17
29
TP046
16
30 TP045
15
18 TP044
14
22 TP043
13
24 TP042
12
73 TP041
11
CH2-MUTE TP040
10
28
TP039
9
27
TP038
8
HP_SEL
TP037
7
26 TP036
6
25 TP035
5
93 TP034
4
92 TP033
3
CH1-MUTE TP032
2
TP031
1
HCD-DJ2i
13
CCE
BUCK
BUS3
BUS2
BUS1
BUS0
DVDD+3.3V
DVSS
LRCK
USB-RST
USB
H
ST-REQ BOARD
CN907
REQ
(Page 47)
GATE
A-IN
BCK
USB-SI
USB-SO
DI
DO
CLOCK
DATA
DATA
CLK
GATE
ST_REQ
AIN
BCK
LRCK
M-MUTE
MGND
VM(7V)
DVDD(3.3V)
D-OUT
DGND
SBSY
BD93
REQ
A
BOARD
/CCE
(2/2)
BUCK CN201
(Page 35)
BUS3
BUS2
BUS1
BUS0
/RST
AGND
L-OUT
DACGND
R-OUT
AVDD(3.3V)
L-IN
ADCGND
R-IN
ADCVDD(5V)
L-OUT
AGND
R-OUT
AGND
L-IN
AGND
R-IN
AGND
CH2-SEL
IPOD1-RXD
IPOD1-TXD
MAIN AUDIO
IPOD1-DET
C BOARD
IPOD2-RXD
(1/2)
IPOD2-TXD CN405
(Page 40)
IPOD2-DET
CH2-MUTE
R2A15216-CLK
R2A15216-DATA
HP-SEL
TDA7448-CLK
TDA7448-DATA
CH2-LVL
CH1-LVL
CH1-MUTE
HP-MUTE
18,22,24,25,26,27,28,29,
30,73,92,93,CH1-MUTE,
CH2-MUTE,CH2_SEL,HP_SEL
MGND
+7V
+3.3V
GND
MAIN DIGITAL
1
BOARD
43,44,45,37,39,
(2/2)
40,42,ML2252-RST
(Page 38)
HP-MUTE
SGND
19,34,35,36,38,50,
51,52,53,54,55,56,
57,58,59,USB/CD_SEL