Main Assy (4/4) - Pioneer CDJ-350 Service Manual

1

10.5 MAIN ASSY (4/4)

POWER SUPPLY BE & CONNECTOR
A
con REGULATOR
V+5R6 V+3R3
I C 4 0 1
B A 3 3 B C 0 W F P
!
7
3.3V
B
GNDD REGULATOR
AUDIO DAC & DSP
V+5R6 V+3R3A
I C 4 0 2
S - 1 1 7 0 B 3 3 U C - O T S
!
C
3.3V
GNDD
REGULATOR
V+5IJO
V+7R6M
GNDD
R 4 1 2
Q 4 0 2
2SA1576A(QR)
N M
D
GNDD
N O R M A L
A B N O R M A L H i
V+5EV
Q 4 1 4
R T 1 P 1 4 1 M
GNDD
R 4 9 1
Q 4 1 3
R T 1 N 2 4 1 M
N M
E
GNDD
V+1R25
GNDD
F
C
4/4
64
1
2
V+1R2
I C 4 0 4
B D 0 0 K A 5 W F P
8
!
9
1.2V
GNDD
REGULATOR
REGULATOR
V+1R25
I C 4 0 3
B D 0 0 K A 5 W F P
10
!
11
1.25V
GNDD
REGULATOR
IJO DETECT
VFDP32 V+5IJO
V + 5 R 6
R 4 2 5
Q 4 0 4
2SA1576A(QR)
N M
GNDD
GNDD
H i - Z
V+5R6 V+3R3S V+3R3
V+5IJO
R 4 8 7
1 0 k
Q 4 1 5
2SA1576A(QR)
POWER_ON
GNDD
V+5IJO
V+1R2
3
R 4 3 1
5
1 0 k
4
R 4 2 0 R 4 4 3
6
2
Q 4 0 5
HN1C01FU(YGR)
N M N M
1
GNDD
N O R M A L H i - Z
A B N O R M A L H i
2
3
PU REGULATOR & SERVO REGULATOR
V+5R6 V+5P V+5M
I C 4 0 5
!
12
C O N T R O L N B
3 4
G N D
2
V i n V o u t
1 5
N J M 2 8 7 2 B F 0 5
5.0V
GNDS
REGULATOR
AUDIO DAC & FILTER REGULATOR
V+7R6A
!
I C 4 0 6
1 5
V i n V o u t
2
G N D
3 N B 4
C O N T R O L
N J M 2 8 7 2 B F 0 5
5.0V
GNDA
REGULATOR
V+1R2 V+1R25
R 4 3 7
Q 4 0 6
2SA1576A(QR)
N M
Q 4 1 0
R T 1 N 2 4 1 M
V+5IJO
V+5IJO
GNDD
N O R M A L H i - Z
A B N O R M A L H i
V-7R6A
V+5IJO
3
R 4 4 8
5
1 0 k
4
6
2
Q 4 0 8
HN1C01FU(YGR)
1
CDJ-350
3
4
!
V+5R6 V+3R3S
I C 4 0 8
S - 1 1 7 0 B 3 3 U C - O T S
13
3.3V
GNDD GNDS
REGULATOR
V+5A V-7R6A V-AUDIO
V-AUDIO
V+5IJO
N O R M A L H i
A B N O R M A L L o w
GNDD
GNDD
N O R M A L H i - Z ( P U H i )
A B N O R M A L L o w
Q 4 1 1
L S C 4 0 8 1 U B ( Q R )
R 4 6 1
N M
GNDD
4
(USB_DN
(USB_DP
(CONT1
(CONT2
C N 4
A K M 1
V+7R6M
GNDM
2
POWER_ON
3
V+5EV
4
GMDD
5
V+7R6DCDC
6
V+7R6DCDC
7
GNDD
8
VFDP32
9
GNDD
1
V-7R6A
1
GNDA
1
V+7R6A
1
DC-DC
VDET
11C
V+7R6DCD
R
0
Notes
NM
SR
SQ
CH
SCH
F
SR
1/4W