Pioneer CDJ-400 Service Manual page 67

5
Note: The numbers for the waveform photos (circled) are identical to those for the schematic diagrams flowcharts.
A
MAIN ASSY
Conditions: At the time of power on,
without a disc loaded
CH1 : CLK_SRV16M (IC502-73pin)
53
V: 2.0 V/div. H: 200 msec/div.
CH2 : SRVRST (IC502-90pin)
51
V: 2.0 V/div. H: 200 msec/div.
CH3 : SRVBUS0 (IC502-84pin)
52
V: 2.0 V/div. H: 200 msec/div.
CH4 : DRVMUTE2 (IC503-35pin)
54
V: 2.0 V/div. H: 200 msec/div.
CH1
CH2
CH3
CH4
Conditions: At the time of power on,
without a disc loaded
CH1 : CLK_SRV16M (IC502-73pin)
53
V: 2.0 V/div. H: 200 msec/div.
CH2 : SRVRST (IC502-90pin)
51
V: 2.0 V/div. H: 200 msec/div.
CH3 : SRVBUS0 (IC502-84pin)
52
V: 2.0 V/div. H: 200 msec/div.
CH4 : DRVMUTE2 (IC503-34pin)
55
V: 2.0 V/div. H: 200 msec/div.
CH1
CH2
CH3
CH4
Conditions: At the time of power on,
without a disc loaded
CH1 : SRVRST (IC502 - 90pin)
51
V: 2.0 V/div. H: 50 msec/div.
CH2 : DRVMUTE1 (IC503-35pin)
54
V: 2.0 V/div. H: 50 msec/div.
CH3 : DRVMUTE2 (IC503-34pin)
55
V: 2.0 V/div. H: 50 msec/div.
CH1
CH2
CH3
5
6
Conditions: At the time of power on,
without a disc loaded
CH1 : V+3R3 (CN103-5pin)
7
V: 2.0 V/div. H: 200 msec/div.
CH2 : XRST (IC112-1pin)
1
V: 2.0 V/div. H: 200 msec/div.
CH3 : SRVRST (IC502-90pin)
51
V: 2.0 V/div. H: 200 msec/div.
CH1
CH2
CH3
Conditions: At the time of power on,
without a disc loaded
CH1 : CLK_SRV16M (IC502-73pin)
53
V: 1.0 V/div. H: 20 nsec/div.
CH1
Conditions: At the time of power on,
without a disc loaded
CH1 : 16.9344Mz (IC111-4pin)
42
V: 1.0 V/div. H: 20 nsec/div.
CH1
CDJ-400
6
7
Conditions: At the time of power on,
without a disc loaded
CH1 : CLK_CPU16M (IC109-7pin)
43
V: 1.0 V/div. H: 20 nsec/div.
CH1
Conditions: At the time of power on,
without a disc loaded
CH1 : CLK_FP16M (IC109-5pin)
44
V: 1.0 V/div. H: 20 nsec/div.
CH1
Conditions: At the time of power on,
without a disc loaded
CH1 : CLK_70M (IC6-39pin)
45
-a V: 1.0 V/div. H: 200 msec/div.
CH1
7
8
A
B
C
D
E
F
67
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