PIONEER DJ DJS-1000 Service Manual page 18

1
A
A
Does level meter of the track
that is set in the THRU deflect?
No
Does the audio signal exist
in IC5303 1pin, 2pin?
J L, waveform
[Observation point
Yes
Is IC5203 13pin set to the HI level?
B
Yes
Are MCK, BCK, LRCK
correctly input to IC5203?
[Observation point
M N , waveform
10]
Yes
Is the audio signal properly
output from IC5203 9pin?
[Observation point
, waveform
11]
C
Yes
Failure in IC2000 and peripheral circuit
No sound comes out from the OUT1-2 terminal
Assign the 1kHz/0dBV file to the pad
Adjust the TRACK VOLTE to 100
Turn on the LOOP playback
Press the pad assigned to the song and then play it
D
Is L_MUTE/L2_MUTE
set to the LOW level?
?
[Observation point
Yes
No sound comes out
from both OUT1 and OUT2
Yes
E
Is IC5500 32pin
set to the HI level?
[Observation point Z]
Yes
Are MCK, BCK, LRCK
correctly input to IC5500?
[Observation point
E X D, waveform
10]
Yes
B
F
18
1
2
Yes
Failure in the output circuit
(Go to Audio Output Trouble flowchart)
No Failure in the analog audio input circuit
-> Confirm that each output of IC5300 to IC5302 is normal
9]
No
Failure in the reset control line peripheral circuit
-> Confirm the route from IC2000 output to IC5300 in order
No
Failure in the audio CLK peripheral circuit
-> Confirm the IC5008, IC5012 4pin output and LRCK output of IC2000
No
Failure in IC 5203
No
Failure in the MUTE peripheral circuit
\]
No No sound comes out from
OUT1 only
Failure in the output circuit of IC5502 or later or
failure in the Mute Transistor peripheral circuit
(Q5501, Q5502, Q5505, Q5506)
Failure in the reset control line peripheral
No
circuit
-> Confirm the route from IC2000 output to
IC5500 in order
No
Failure in the audio CLK peripheral circuit
-> Confirm the IC5204, IC5207 4pin output
and CLK output of IC2000
2
3
No
Yes
Failure in IC5403, IC5504 or failure in the
Q5500 peripheral circuit
Failure in the output circuit of IC5503, IC5504
or later or failure in the Mute Transistor
peripheral circuit
(Q5501, Q5502, Q5505, Q5506)
DJS-1000
3
4
No sound comes out from No
OUT2 THRU route only
Yes
4