Tajima electronic problems

Hello everyone, I hope anyone can help me, I have a Tajima TMFXC1204, year 1997, last time when I tried to turn it on, the control panel didnt came on, and the X, Y and S lights in the power box are ambar, I wonder if any one of you has have the same problem or how can I solve it, or where can I start to look for a solution.
I really appreciate your comments

what means AMBAR?
for this problm i changed 2 times panel display but the LED on power box was green.
the display is around 250$.
i don t remember now the company i bough,if i remember i will send you the link.

or try plrelectronics.com