4–2 Troubleshooting
Publication 1203–5.1 –– July, 1997
Table 4.A
General Indications
Indicator
Color Probably cause Recommended action
Adapter Fault Status Red (Steady) Unrecoverable fault Replace the adapter.
Red (Blinking) Recoverable fault
Check configuration switch setting, check for SCANport
cable connection.
Red (Off) Normal operation None
SCANport Status Green (Steady) Normal operation SCANport is active.
Green (Off) No SCANport communication Check SCANport cables, device, cycle power.
Green (Blinking)
When blinking in tandem with red
fault status, a device incompatibility
exists
Check compatibility of drive on page 1–1 of this manual.
Adapter Health Green (Steady) Normal operation None.
Green (Off) Internal adapter fault Cycle power.
Remote I/O Active Green (Steady) Normal operation None.
Green (Off) No data transfer from PLC/SLC
Remote I/O offline, make certain the PLC is in Run Mode,
check rack address, check wiring and processor.
Remote I/O Status Green (Steady) Normal Operation None.
Green (Blinking) PLC is in Reset/Program/Test Mode None.
Green (Blinking)
PLC has more rack space allocated
than is being used
Do a PLC auto configuration.
Green (Off) No communication with processor
Check wiring to processor. Check adapter configuration
in processor.
Adapter Fault Status Red (Blinking) and Configuration switch setting incorrect Check configuration switch settings.
and Adapter Health Green (Steady) Remote I/O and/or SCANport cable
not wired or connected properly
Check SCANport and remote I/O cable connections.
Troubleshooting Table
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