Interface Trouble - PIONEER DJ DJS-1000 Service Manual

1

Interface Trouble

PC connection is not available (USB-B)
A
Is the voltage of IC2201
power supply normal?
Yes
Is the input clock to IC2201 normal?
[Observation point , waveform
Yes
Is IC2201 26pin
B
(USBHUB_xRST) set to the HI level?
[Observation point
Yes
Is VBUS_DET2 set to the HI level?
[Observation point
Yes
Is the D+, D- line normal?
, waveform
[Observation point
C
Yes
Failure in IC2201 and peripheral circuit
LINK terminal does not work
Is the voltage of IC2202
power supply normal?
Yes
D
Is the input clock to IC2202 normal?
, waveform
[Observation point
Yes
Is IC2202 16pin
(LAN_xRST) set to the HI level?
[Observation point ]
Yes
Is the voltage of IC2200
E
power supply normal?
Yes
Is the input clock to IC2200 normal?
`, waveform
[Observation point
Yes
Failure of either IC2000, IC2200 or IC2202 and peripheral circuit
F
20
1
2
No
Failure in IC600 and peripheral circuit
*1
*1: Refer to 10.32 VOLTAGES / WAVEFORMS
(QRT1018 SERVICE MANUAL)
No
Failure in the crystal (X2201) and peripheral circuit
16]
No
Failure in the USBHUB_xRST peripheral circuit
]
No
Failure in the VBUS_DET2 peripheral circuit
]
Failure in common mode filter(L2205)
No Failure in USBB connector(JA2201)
17]
Failure in IC2201 and peripheral circuit
Failure in IC2000 and peripheral circuit
No
Failure in IC600 and peripheral circuit
*1
*1: Refer to 10.32 VOLTAGES / WAVEFORMS
(QRT1018 SERVICE MANUAL)
No
Failure in the crystal (X2202) and peripheral circuit
18]
No
Failure in the LAN_xRST peripheral circuit
No
Failure in IC600 and peripheral circuit
*1
*1: Refer to 10.32 VOLTAGES / WAVEFORMS
(QRT1018 SERVICE MANUAL)
No
Failure in the crystal (X2202) and peripheral circuit
19]
2
3
DJS-1000
3
4
4