Main Assy (2/19) - Pioneer DJM-850-K Service Manual

1

10.8 MAIN ASSY (2/19)

POWER IF
A
Q
JP3001
B
C
D
D 5/19,7/19,10/19
From MAIN_UCOM
V+3R3D_REFA
E
GNDREF_A
V+3R3D
GNDD
C K F 1 0 8 9 - A
K N 1 2 0 1
C K F 1 0 8 9 - A
F
D
2/19
112
1
2
V+13D_UNREG
!
D 1 2 0 3
1 S R 1 5 4 - 4 0 0
1-1
C N 1 2 0 1
A K M 1 2 7 4 - A
V+11E_UNREG 3
GNDD 2
1
RELAY_CONT
GNDD
V+15A
GND_PO
V-15A
V+5A
24AD_RESET
5:10F;7:10F;10:15C
V+3R3E
V+5D
GNDD
GNDD
K N 1 2 0 2 K N 1 2 0 4 K N 1 2 0 6
C K F 1 0 8 9 - A C K F 1 0 8 9 - A
K N 1 2 0 3 K N 1 2 0 5
C K F 1 0 8 9 - A C K F 1 0 8 9 - A
GNDD
2
3
UNREG Voltage 7.2 18V
V+11E_UNREG
1
STBY
P 1 2 0 4
N M
R 1 2 3 2
RELAY_CONT
10:2K
STBY
3 3 0
GNDD
V+15A_O V+15A_IN
STBY
P 1 2 0 3
N M
P 1 2 0 2
N M
V-15A_O V-15A_IN
V+5A_IN
V+5A
GNDA
Q 1 2 0 5
L S C 4 0 8 1 U B ( Q R S )
R 1 2 2 5
2 . 2 k
Q 1 2 0 4
L S C 4 0 8 1 U B ( Q R S )
GNDD
V+5A_O V+34D
GNDA_DA GNDD_34D
V+1R2D
GNDD
DJM-850-K
3
4
D 10/19
From Main Ucom
V+5A_O V+5A_HP
4
Voltage abnormality
V+34D
R 1 2 0 3
0
GNDD
GNDD
V+5D
R 1 2 0 7
0
GNDD
GNDD
V+15A
R 1 2 1 2
0
GNDD
V+3R3A
R 1 2
0
GNDD
GNDD
V+34D
R 1
V-15A