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4–6
Troubleshooting
Troubleshooting
Status
FAULT
Fault & Code No.
Host/DSP Handshake
On
On
SP1 Timeout
F
48
On
SP2 Timeout
F
49
On
Sys. Mode Change
F
50
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ENABLE
STATUS
COM
DS3
DS2
DS1
DS4
3 Flashes 3 Flashes Don't
Care
N/A
N/A
Flashing
N/A
N/A
Flashing
N/A
N/A
Flashing
Indicates
Host processor and DSP
handshake error.
The SCANport device connected
to SCANport 1 has been
disconnected and the mask bit for
SCANport 1 is set.
The SCANport device connected
to SCANport 2 has been
disconnected and the mask bit for
SCANport 2 is set.
P1 - [Operational Mode] was
changed.
Action
Reset and re-enable the
Converter.
If the fault occurs again, replace
the Converter Control Board.
If the SCANport device was not
intentionally disconnected, do the
following:
1. Check the wiring between
SCANport1 and the SCANport
device. Replace wiring if
required.
2. Clear bit 0 of P27 - [Fault
Select1] to disable this fault
from occurring.
If the SCANport device was not
intentionally disconnected, do the
following:
1. Check the wiring between
SCANport1 and the SCANport
device. Replace wiring if
required.
2. Clear bit 1 of P27 - [Fault
Select1] to disable this fault
from occurring.
Reset and re-enable the
Converter.
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