This should be tagged crt-monitor (which it is). Even someone not familiar with that particular monitor is not unlikely to have useful information about how to open it because there are common techniques for building CRT monitors and monitors are often made by other manufacturers and rebranded. People watching that tag are likely to want to see this question.
This should not be tagged ibm, nor should we even have that tag, as per the Super User arguments to remove company/manufacturer tags:
- That tag is extremely broad and gives very little useful information about the question.
- Such broad tags are kind of pointless to follow, since it's not an area of expertise.
- A search for
[crt-monitor] ibm produces much better results than a search for