consolized neogeo screen is too dark

[pier]

Hello, this is my first consolized neogeo 1fz. on my plasma tv it runs well and smootly but on my consumer philips crt the screen is very dark. on this crt i have the same problem with 2 different superguns. anyone can help me?

 

[Heinz]

Might be a good idea to turn up the brightness.

 

[awbacon]

Hello, this is my first consolized neogeo 1fz. on my plasma tv it runs well and smootly but on my consumer philips crt the screen is very dark. on this crt i have the same problem with 2 different superguns. anyone can help me?

what superguns? Could use some more details

 

[pier]

what superguns? Could use some more details

retroelectronics and another one that i cannot remember.