Pioneer DDJ-T1, Service Manual

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DDJ-T1
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6.3 ABOUT THE DEVICE
[3] Error display
When abnormalities are detected during the time of carrying out power supply O N , or operation, it displays by LED.
[4] Firmware update
Refer to the "8.3 UPDATI N G OF THE FIRMWARE."
Abnormalities LED/Display Note
1
Abnormalities of a power
supply
All LED put out the light.
When abnormalities are detected by the state of DC power supply and
USB bus power supply, it will be in this state. Opening display is not
performed, either, when abnormalities are detected at the time of starting.
2
Abnormalities in FLASH
ROM of MAI
N microcom-
puter
Left deck/I N (I N ADJUST)
Lighting
When update goes wrong and FLASH-ROM is not written correctly,
it will be in this state. Even in this case, update can be performed
succeedingly. However, "3" is displayed while it can be communicating
neither with the case where USB cable is not connected, nor USB
controller, correctly also at this time.
3
Aabnormalities of USB
controller
Left deck/OUT (OUT ADJUST)
Blinks in a cycle of 0.5 seconds.
When the time when it cannot communicate with USB controller
correctly although USB cable is connected at the time of starting, and
controllers are abnormalities, it will be in this state.
4
Abnormalities of the
needle pad controller of
the left deck
Right deck/I N (I N ADJUST)
Blinks in a cycle of 0.5 seconds.
When the time when it cannot communicate with a needle pad
controller correctly, and controllers are abnormalities, it will be in this
state. However, this display is performed at the time of "[1] Check of
operator input and a display function." It will be used in usual use, with
a needle pad not operating.
5
Abnormalities of the
needle pad controller of
the right deck
Right deck/OUT (OUT ADJUST)
Blinks in a cycle of 0.5 seconds.
Device Name Function Part No. Ref No. Assy
MAI N UCOM
Main microcomputer,
All operating elements/LED control DYW1801
PEG850A8-K
IC701 UCOM Assy
USB UCOM USB control, audio control TUSB3200A IC202 UCOM Assy
CDC N eedle search control AD7147ACPZ500RL7
IC2001
IC2101 CDCB 1 Assy
CDCB 2 Assy