AMX Enova DGX 8 Instruction Manual page 220

Appendix F – Program Run Disable Mode
CPU LED Indicator
System Status
* A system is in IOS mode when an unexpected, temporary, critical error is trapped and logged and control is
passed to the host software (IOS) which prevents the normal appcode from running until the error is manually
cleared. Please report all such errors to technical support (see page 62).
12. Re-attach the cables that were removed in Step 2.
13. Execute a test switch to make sure the system is working correctly (see page 49).
14. Use NetLinx Studio v 3.x to resolve the communication and/or control problems with the resident
NetLinx program.
15. Download the corrected program.
16. Follow Steps 1 through 13 again for removing the CPU board and resetting the DIP switch. This
time on Step 6, reset the Position #1 DIP switch to OFF (places the integrated Master back into
Normal mode).
17. Try communication and/or control again.
CPU Troubleshooting
First:

If the System Status LED is still not illuminated or the test switch does not work:

If the System Status LED on the CPU does not display normal indications:

214
Normal Display
Constant green during power up, then
blinking green at 1/2 second on/off intervals
(this applies whether the Master is in
Normal mode or PRD mode)
Check all cable connections, check the System Status LED, and execute a test switch.
Remove and re-seat the CPU board to see if the CPU establishes the connection.
Contact technical support (see page 62).
• Blinking red/green: an exception has
been logged in IOS (validation
failure)
• Blinking red: dropped into IOS mode*
Instruction Manual – Enova DGX 8/16/32 Digital Media Switchers
Cautionary Display