Flysky FS-I6S Digital Proportional Radio Control System - Transmitter Only - NEW 155387943803 the display is not working

the display is not working and stays blank

Manufacturer National Instruments Model Number PXI-4071 SKU 19-81011 Ref 23-116704

and 2x CP1W-40EDR I/O Expansion Unit  as pictured

2x Telephoto Lens

Manufacturer Agilent Model Number E4405B SKU 19-34883 Ref 23-107129

Flysky FS-I6S Digital Proportional Radio Control System - Transmitter Only - NEW 155387943803 the display is not workingCondition New Description New, pictures are of one of the actual units available. On hand and ready to ship! This listing is for the FS i6S transmitter controller only. NO RECEIVER IS INCLUDED. Specifics Manufacturer Flysky Model Number FS I6S SKU 19 88558 Ref 23 128767 Specifications & Features: Manufacturer: FlySky Model: FS i6S Type: 6 Channel Digital Proportional Radio Control Transmitter Transmission: 2. 4GHz AFHDS 2A Channels: 6 Display: Built