How do you open up a Thor 1000 M2 linestage

I need to make a slight modification to accept two power amps but I can't figure out how to get into the preamplifier. Anyone know how to open the unit up? Bob
B1702260 6bfd 423e 90c8 a2314c3e12babaranyi
Check with Ted at He should be able to help you............
Sorry about the late response. I will definitely give Ted a call. Bob
are you still looking for preamp?