If the issue is surface noise, an upgrade will accomplish nothing except decrease your funds.
If the issue is with the gear not performing well and creating noise, then fix it but be sure to isolate where the noise is coming from beforehand otherwise your efforts may be in vain.
Do not believe anybody who tells you their vinyl is as quiet as CDs. Their vinyl may be exceptionally quiet (for vinyl) but will never match CD in this regard. Anybody who says it can or does is either deluded and/or has hearing issues.
If the issue is with the gear not performing well and creating noise, then fix it but be sure to isolate where the noise is coming from beforehand otherwise your efforts may be in vain.
Do not believe anybody who tells you their vinyl is as quiet as CDs. Their vinyl may be exceptionally quiet (for vinyl) but will never match CD in this regard. Anybody who says it can or does is either deluded and/or has hearing issues.