60: Interrupted power plug.
Capacitors.
Test.
Bridge color wire load cell connection:
1, 2 - green exc+ (+12V),
3, 4 - black exc- (0V),
5 - white sig+,
6 - red sig -.

2789: Complaint about accuracy of weight. 
Was replaced LC-input module from another unit, 
few capacitors 33uF, and cleaning.

Stay problem with VFD-controller because artefacts on display (DP)
Chip: HD6433712B90H