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rio900ns:troubleshooting

# How to Troubleshoot

### LED State

Status | Mode and Relay Indication
Link | RSSI Indication
Alarm | Alarm Condition Indication
TX | Blinks when the unit is transmitting. Red for serial traffic, Green for RF traffic
RX | Blinks when the unit is receiving. Red for serial traffic, Green for RF traffic

### Status LED

Solid Red | RIO bootloader active
Solid Green | Normal Operation and Relay CLOSED
Flashing Green | Normal Operation and Relay OPEN

### Link LED

Solid Green | No Radio Module Present (RIO100)
Flashing Green | RSSI > -70
Solid Amber | -70 >= RSSI > -80
Flashing Amber | -80 >= RSSI > -90
Solid Red | -90 >= RSSI > -100
Flashing Red | -100 >= RSSI > -110
Off | -110 >= RSSI (No Link)

### Alarm LED

Solid Red | Low Voltage Alarm.
Flashing Red | Configuration error on this unit.
Solid Amber | Telemetry error between this unit and another unit.
Flashing Amber | Fail safe active on at least one module.
Solid Green | Communication timeout. (unit has not received a valid message within specified timeout)
Flashing Green | There is a known error in the network that does not directly affect this unit.

### Other Indications

Alarm, Link and Status LEDs Amber | No configuration loaded
All LEDs Red | No firmware loaded (upgrade from bootstrap required)

### Status light on I/O Module is off

- Check that the I/O Module is firmly connected to the RIO900

### Outputs do not match the opposite pair

- Make sure you are talking to the correct unit (pairs are labeled)
- Check that the rotary switch on both I/O Modules are set to the same number.
- Check the RIO900 status lights for pairing issues

### Other (use GUI to diagnose)

1. Connect to the RIO.
2. See Local Diagnostics.

rio900ns/troubleshooting.txt · Last modified: 2022/07/05 13:45 by

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