Troubleshooting - Romutec - LIT-12014235 - JDB8410-1 - Manual and Installation Instructions - Romutec - 4.04

JDB8410-1 Input/Output Module Installation Guide

Brand
Romutec
Product name
Romutec
Document type
Installation Guide
Document number
LIT-12014235
Version
4.04
Revision date
2023-04-26
Product status
Active
Language
English
Use the following LED status tables to troubleshoot the JDB8410-1 module and the JDB8420 and JDB8440 devices.
Table 1. LED status of the JDB8410-1 module
Name Color Normal Descriptions
Power Green On steady

Off steady = No power, 24 VAC missing

On steady = Power is supplied by primary voltage 24 VAC

Fault Red Off steady

Blink – 2 Hz = Download or start up in progress, not ready for operation

Blink – 4 Hz = Fault or missing front panel

Off steady = No faults

On steady = Device fault or bootloader mode

SA/FC bus Orange Flicker

Flicker = Data transmission (send communication)

Off steady = No data transmission or auto baud in progress

Table 2. LED status of the JDB8420 and JDB8440 modules
Name Color Normal Descriptions
Status Green Blink - 2 Hz

Blink – 2 Hz = Data transmission (normal communication, no fault)

Off steady = No power

On steady = No data transmission, device fault, communication fault