2006 Ford F-150 Dash Repair

[borshch]

2006 Ford F-550 Super Duty
need help with Cluster Repair.
speedometer and info display are not working.
any typical issues and repair solutions that are common for these ?

[borshch]

hello again dear friends. I'm still looking for help on this cluster.

(I ask for help here and I help others as well)

[borshch]

first thing I want to fix is the odometer display.
Display doesn't work when cluster is in the truck.
I powered it up on bench but display doesn't light up either.

[borshch]

put it back in the truck, still same issue