PIONEER DJ XDJ-XZ Service Manual page 36

1
A Voltage-Monitoring Circuit diagram
B
AUDIO ASSY
VOLTAGE DETECTION CIRCUIT
V+9LED V+5D V+15A V+9LED
V+9LED V+5D V+15A V+9LED V+3R3D_CLK
B
GNDD GNDD
C
A
MAIN ASSY
VOLTAGE DETECTION CIRCUIT
typ 5.29V
V+12D V+3R3D V+5R29
1:3J 3:12D
V+12D V+3R3D
D
Q 3 0 2
L S A R 5 2 3 U B
GNDD
E
F
36
1
2
V+3R3D_CLK V+5AREF V+5A V+3R3D1 V+5AREF
V+5AREF V+5A V+5AREF
V+3R3D1
GNDD GNDD GNDD
V+4R2D V+4R2D
1:3J 3:3A
3:3A
V+5D V+4R2D
V+4R2D
Q 3 0 3
L S A R 5 2 3 U B
GNDD
GNDD GNDD
A _ F D E T
1:3B
2
3
V+3R3A V+3R3D1 V+3R3D_CLK
Q 6 8 0 7
V+3R3D1 V+3R3D_CLK
V+3R3A L T C 0 1 4 Y E B
GNDD
typ 5.29V
V+1R25D V+1R25D
2:5C 2:5C
V+1R25D V+1R25D
Q 3 0 4 Q 3 0 5
L S A R 5 2 3 U B L S A R 5 2 3 U B
GNDD
R 3 4 1
0
XDJ-XZ
3
4
R 6 8 2 6
1 0 0
GNDD
V+5A V+3R3D1
V+5A V+3R3D1
GNDD
V-15A
V-7R5HP_DET
V-15A V-7R5HP
V+5R29
1:3J
V+5D
GNDD
*FAULT_DET
PU near ERP UCOM
F_DET
R 3 4 6
F A U L T _ D E T
Q 3 0 6
0
F_DET
GNDD
H Normal
L Power failure
4
FDET
A_FDET
1:8B
NORMAL
High
ABNORMAL
Low
GNDD
GNDD
1:9C