Sycon STC-200/SQ Deposition Controller - AS IS For Parts 146261019852 but it is unable to

but it is unable to read the discs

Manufacturer Rainin Model Number E4 XLS SKU 19-79141 Ref 23-115522

Manufacturer Hepco Model Number 1700-1 SKU 19-71294 Ref 23-102157

Manufacturer SMC Model Number MXS12L-100B SKU 19-16052 Ref 23-20668

Sycon STC-200/SQ Deposition Controller - AS IS For Parts 146261019852 but it is unable toThis item is sold AS IS. No returns or exchanges are accepted. Condition For parts or not working Description Unit powers on, but the screen is dim and does not take up the whole screen. Takes up the entire width but is about half height and centered. Very hard to read text on screen. Screen has burn in. Buttons and menus seem responsive. For this reason, we are selling the unit AS IS for parts repair as a non working or incomplete unit. We have not