Main Assy (3/19) - Pioneer DJM-850-K Service Manual

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10.9 MAIN ASSY (3/19)

POWER
A
11V
V+11E_UNREG
B
GNDD
5V(A)
C
V+5A_IN
5
STBY
4
D
V+13D_UNREG
E
GNDD
D 10/19
From MAIN_UCOM
V+34C_CONT
High
Low
F
D
3/19
114
1
2
3.3V(EuP)
V+3R3E
STBY
D 1 4 0 1
N M
IC1401
1 5
V I N
C O N T R O L
2
A side
G N D
3 4
V O U T
N C
NJM2831F33
!
V+11E_UNREG
GNDD
I C 1 4 0 9
1 5
O U T C D
2
V D D
3 4
V S S N C
S-80927CNMC-G8X
3.3V(A)
V+3R3D
V+3R3A
STBY
STBY
D 1 4 0 2 R 1 4 0 2
N M N M
IC1402
A side
1
V I N V O U T
8
2
V S S
3
S W N C
S-1132B33
!
GNDA_AD
13V 34V (FL)
L 1 4 0 1
D T L 1 1 2 3 - A
470uH
IC1403
R 1 4 0 3
8 1
C S
C D
1 . 5 k SR 7 2
S I E S
C 1 4 0 5
6 3
V + C T
5 4 1 0 0 p / 5 0
I N - G N D
NJM2392M
!
V + 3 4 D _ C O N T
Q 1 4 0 5
L T C 1 2 4 E U B
10:12K
Discharge circuit
V+34D
GNDD
2
3
ONLY USB_UCOM(Blackfin) PLL
3.3V(D)
V+3R3D
7
IC1407
5
V I N
4
O N / O F F
1-2
S-1132B25-U5
!
5V(D) 3.3V(REFA)
V+5D
IC1406
1 5
C O N T V I N
2
G N D
3 4
N C V O U T
NJM2878F3-33
!
GNDD
STBY
V+34D_1
R 1 4 0 6 C 1 4 1 2
N M N M
A side
D 1 4 0 3
R B 1 6 0 L - 4 0
!
STBY
CH
V+5A
GNDD_34D
Q 1 4 0 6
L T A 1 2 4 E U B
DJM-850-K
3
4
2.5V(D)
V+2R5D
STBY
D 1 4 0 4
11
N M
A side
1
V O U T
2
V S S
3
N C
GNDD
V+3R3D_REFA_0
STBY
D 1 4 0 5
10
N M
A side
V+34D
Q 1 4 0 2
L S A 1 5 7 6 U B ( Q R S )
Q 1 4 0 1
L T C 1 2 4 E U B
GNDD
R 1 4 1 6
Q 1 4 0 3
L S C 4 0 8 1 U B ( Q R S )
2 . 2 k
GNDD
4
V+13D_U
1-96
A side
13
Q 1 4 0 4
L S C 4 0 8 1 U B ( Q R S )