Display is blank with no boot up; Failed driver
Potential Symptoms
- Time and Temp display is blank on both sides and has no activity when powered on; no bootup.
- The power supply is outputting a proper 24vDC to the driver, but there is 0vDC out of the J23 connection that powers the signal surge card.
- There is no power getting to the digits and 0vDC on 12vDC Out in TB3.
Environment
- Product Family: Digit and Price Displays
- Product: DF-1010, DF-1012
- Component: MASC Driver
- Control System:
Cause
- Failed driver.
Resolution
- Replace driver in Host display.
For Temporary Operation
- Swap driver from client display into host display to get at least one side of the display to function until a new driver can be installed.
- Ensure the P4 Protocol plug is plugged into the driver that is in the host display.
KB ID: DD3774033
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