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Electronic Theatre Controls Inc

Unison Legacy Error Message Chart

Upon starting and during operation of your system, the control module will display messages to indicate system status.

DISPLAY MESSAGES STATUS SUGGESTED SOLUTION
System OK System operating correctly None required
Backup Active Backup look playing Turn backup look off
Test DMX Off Test menu active Restore DMX in test menu
Errors Exist 1 or more circuits have specific errors Scroll through error list

If errors exist, use the right arrow button to scroll through the list of circuits and associated errors. Multiple errors can be seen by pressing [] or [].

Possible error types include:

DISPLAY MESSAGES STATUS SUGGESTED SOLUTIONS
SSP_ERR Indicates I2C error Cycle power - Call factory
No DMX DMX is not being received Hook up DMX or turn on console
DMX ERR Bad DMX packets being received Verify DMX wiring and termination
No Zero One of the phases has failed to detect zero crossing. System is likely inoperable. Call factory

No Zero

One of the phases has failed to detect zero crossing. System is likely inoperable.

Call factory

Over Temp One or more of the dimming modules has been shut off due to sensing of over-temp. Make sure fan is running - Check rack filter - Check module input vents - Replace module.

Voltage Low

Rack is receiving insufficient voltage for initialized parameters.

Verify input voltage

Voltage High Rack is receiving excess voltage for initialized parameters. Verify input voltage
Arch Failure The control module has been configured as a CME/CMEd orCMB/CMBd and communication with the architectural processor cannot be established. The control module must be configured as a dimming module in the [Rack] menu, or call ETC.
Bypass Active A power failure in the normal power feed was sensed. Dimmers have been driven to full, bypassing all control. Restore normal power.
CPU 01 - 06 Fail A dimming processor in a -d module has failed. Call ETC
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