Interface Trouble - PIONEER DJ TSP-16 Service Manual

1
No sound is input / output from all input / output terminal
A
Is MCK output from IC2000?
[Observation point Y]
Yes
Is the L_MUTE signal about -12V?
[Observation point ?]
Yes
Improper mounting of R21 and pattern
disconnection of the LINE_MUTE signal
B

Interface Trouble

PC connection is not available (USB-B)
Is the voltage of IC4100
power supply normal?
[See 10.35 VOLTAGES ]
Yes
C
Is the input clock to
IC4100 normal?
[Observation point <]
Yes
Is the +D, -D line normal?
[Observation point :]
Yes
Is the EIM bus
communication normal?
.
[Observation point
D
Yes
Failure in IC4100 and peripheral circuit
LINK terminal does not work
Is the voltage of IC2602
power supply normal?
[See 10.35 VOLTAGES ]
Yes
E
Is the differential line normal?
'
[Observation point
Yes
Is the RMII
communication normal?
[Observation point
Yes
Failure in IC2602 and peripheral circuit
F
22
1
2
No Failure in IC2000 and peripheral circuit
No
Failure in the MUTE circuit and peripheral
circuit
No Failure in IC800 and peripheral circuit
No Failure in the crystal (X4100)
No Failure in the common mode filter(L4100)
Failure in the USBB connector(JA4100)
Failure in IC4100 and peripheral circuit
Failure in IC2000 and peripheral circuit
No
Failure in IC4100 and peripheral circuit
_]
No Failure in IC800 and peripheral circuit
No Failure in the common mode filter(L2601, L2602)
Failure in the RJ45 connector(JA2600)
4]
Failure in IC2602 and peripheral circuit
No Failure in IC2000 and peripheral circuit
^]
Failure in IC2602 and peripheral circuit
2
3
TSP-16
3
4
4