While you wait for answers, we may have found some information which could help you.
Click here for Codes Remote CodeHow do you remove a LOCK function manually on the Mitsubishi VCR HS-U58?
Mitsubishi hs u520?
Mitsubishi video recorder model no:HS-M50V(B). ?
MITSUBISHI VCR MODEL M1000?
How to set clock? Mitsubishi Video Recorder HS-531V(NZ)?
Lubricate VCR cassette transport mechanism; question?