Pioneer DJM-800 Service Manual page 80

1
NOTE: The following waveforms were measured at the point of the corresponding
balloon number in the schematic diagram and PCB diagram.
A
L
DSP ASSY
IC22-pin 27 (MASTER_DATA1)
1
V: 1.00V/div. H: 200nsec/div.
B
IC22-pin 27 (MASTER_DATA2)
2
V: 1.00V/div. H: 200nsec/div.
IC22-pin 18(REC DATA)
3
V: 1.00V/div. H: 200nsec/div.
C
IC22-pin 17(SEND DATA)
4
V: 1.00V/div. H: 200nsec/div.
D
IC22 - pin 20(BOOTH DATA)
5
V: 1.00V/div. H: 200nsec/div.
E
IC4 - pin 4 (24M)
6
V: 1V/div. H: 50nsec/div.
F
80
1
2
IC6 - pin 8 (6M)
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
B
MIC 1 ASSY
JA1502 - pin2 (MIC IN)
1
V: 50mV/div. H: 500µsec/div.
GND
CN1503 pin1(MIC1_I)
2
V: 0.2V/div. H: 500µsec/div.
GND
IC1501 - pin 1 (AINR)
3
V: 1V/div. H: 500µsec/div.
CN1502 - pin2 (MIC_DATA)
4
V: 1.0V/div. H: 200nsec/div.
CN1502 - pin8 (6M)
5
V: 1.0V/div. H: 50nsec/div.
CN1502 - pin6 (24M)
6
V: 1.0V/div. H: 50nsec/div.
DJM-800
3
4
CN1502 - Pin4 (96k)
7
V: 1.0V/div. H: 2µsec/div.
GND
GND
GND
GND
GND
GND
4
GND