Technical Manual
Table Of Contents
- Table of Contents
- Product Specifications
- Warnings, Cautions, and Notes
- Introduction
- Commissioning
- Tools Required
- Connect to the Main Board
- Commission the DCU
- Installer Commands
- Global Commands
- Administrator Commands (for an LTE Backhaul)
- Alarm Menu
- Manufacturing Menu
- MTU Menu
- Transceiver Menu
- Records Menu
- Power Supply Debug Menu
- Transceiver Debug Menu
- Advanced Menu
- Global Navigation Satellite System (GNSS) Menu
- Maintenance
- Troubleshooting
- Testing the DCU
- Local Menu “WALL” Command Information
- DCU-Generated Headend Messages
- Index
Chapter 6 • Troubleshooting
D C U M a i n t e n a n c e a n d O p e r a t i o n M a n u a l 45
Main Processor Board with Ethernet
• Check the Yellow / Green LEDs as indicated in the following image. These
LEDs should be on continuously if the Aclara RF DCU is in “always on”
mode.
• Check the ethernet cabling where the ethernet cable enters the enclosure and
where it connects to the motherboard. Refer to the following image for
clarification.
Off Blinking 4x/sec DCU processing main board
firmware upgrade
Blinking 4x/sec Blinking 4x /sec DCU processing peripheral
board upgrade
On Off Error processing firmware
upgrade (requires reset to exit
this state)
LED 1 State LED 2 State Status
Ethernet
Yellow / Green
activity LEDs