O.B.C. Display is Garbled is it Repairable?

[an535i]

the spot is in the upper right corner of the O.B.C and is there all the time.
What causes this anybody know?

it is a 1990 535iA

Thanks in advance,
Aaron

http://www.dtmpower.net/ppost2/watermark.php?file=500/1011542P1010191-med.JPG


WTB: Eibach , H & R or Racing Dynamics springs..