Daktronics G-100-7.6-R - Manual (Page 26)

Maintenance and Troubleshooting 4-6
11 ON ON OFF ON OFF OFF OFF OFF
12 ON ON ON ON ON ON ON ON
4.5 Troubleshooting
This section contains some symptoms that may be encountered with the LED displays. Possible
remedies are provided. This list does not include every possible problem, but does represent
some of the more common situations that may occur.
Symptoms/Conditions Possible Causes/Remedy
Cannot communicate with the display • Check flipped phone cable connections.
• Check display configuration.
• Check Venus 1500 configuration
• Check signal converter power and TX LED’s.
• Contact Daktronics customer service.
Display will not run. • Check power cord.
• Check the fuse.
• Power down then power up the display
(reset)
• Contact Daktronics customer service
Entire display is garbled or a section
of the display is bad.
• Power down, then power up display (reset)
• Contact Daktronics customer service.
Section of the network of displays is
not working. • Bad input on first bad display.
• Bad output on last good display.
• Switch the suspected bad display with a
known good display.
• Contact Daktronics customer service.
Note: The display configuration will be shown on power up and will contain the following
information:
1. Output Test (DDD’s)
2. Display Model Number (i.e. G-100-3-7x120-2.1)
3. Firmware Version
4. COM1 Configuration (typically V1500)
5. COM2 Configuration (either DataView or RTD)
6. Line Interrupt Rate
7. Display Address--displayed in binary code (i.e. 001)
8. Sign Name
9. Modem Present (only if a modem is connected)
4.6 Replacement Parts
Part Description Daktronics Part No.
Display Controller (RS232) 0A-1156-0013
Display Controller (RS422) 0A-1156-0014
Display Internal Modem 0P-1146-0003
Module; Mono. Red 0P-1156-0002
Module; Tri-Color 0P-1156-0001
Light Detector 0P-1151-0002