Pioneer DJM-800 Service Manual page 76

1
NOTE: The following waveforms were measured at the point of the corresponding
balloon number in the schematic diagram
A
N
DIGIC ASSY
IC22-pin 27 (ASR0)
1
V: 1.00V/div. H: 200nsec/div.
B
IC22-pin 27 (ASR0)
2
V: 1.00V/div. H: 200nsec/div.
IC22-pin 18(AXR0)(REC DATA)
3
V: 1.00V/div. H: 200nsec/div.
C
IC22-pin 17(AXR0)(SEND DATA)
4
V: 1.00V/div. H: 200nsec/div.
D
IC22 - pin 20(AXR0)(BOOTH DATA)
5
V: 1.00V/div. H: 200nsec/div.
E
IC4 - pin 4 (24M)(CLK)
6
V: 1V/div. H: 50nsec/div.
F
76
1
2
IC6 - pin 8 (8M)
7
V: 1V/div. H: 50nsec/div.
GND
IC7 - pin 8 (96K)
8
V: 1V/div. H: 2µsec/div.
GND
GND
GND
GND
GND
2
3
L
DSP ASSY
IC22 - pin27 (MASTER DATA1)
1
V: 1V/div. H: 200nsec/div.
GND
IC22 - Pin27 (MASTER DATA2)
2
V: 1V/div. H: 200nsec/div.
GND
IC22 - Pin18 (REC DATA)
3
V: 1V/div. H: 200nsec/div.
IC22 - Pin17 (SEND DATA)
4
V: 1.0V/div. H: 200nsec/div.
IC22 - Pin20 (BOOTH DATA)
5
V: 1.0V/div. H: 200nsec/div.
IC4 - Pin4 (24M)
6
V: 1.0V/div. H: 50nsec/div.
DJM-800
3
4
IC6 - Pin8 (6M)
7
V: 1V/div. H: 50nsec/div.
GND
IC7 - Pin8 (96K)
8
V: 1V/div. H: 2µsec/div.
GND
GND
GND
GND
GND
4
GND
GND