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Table of Contents
8 Maintenance and Troubleshooting
Earth Ground Resistance .....................19
..................................................19
LED Panel ..................................................20
..................................................20
Face .......................................................20
Wet Outdoor Cleaning Method ..........20
Pressure Wash Cleaning Method ........20
LED and Electronic Circuitry ................21
Fiber-to-Wire Enclosure ...........................21
Maintenance Checklist ..........................22
Troubleshooting .......................................23
9 Replacement Parts and Exchange
and Repair Programs........................25
Daktronics Part Numbers ........................25
Tools ...........................................................25
Module Replacement .............................26
DDMS Controller Replacement .............26
Power Supply Assembly Replacement .27
Fan Assembly Replacement ..................27
Light Assembly Replacement ................27
VM CAN Distribution Board Replacement
(Optional) .................................................27
Daktronics Exchange and Repair &
Return Programs ......................................28
Exchange Program ..............................28
Before Contacting Daktronics .............28
Repair & Return Program .....................29
Shipping Address ..................................29
Email ......................................................29