Sony minidisc players parts or repair MZ-R700 and MZ-E40

4 Sony minidisc players, all for parts or repair. They all turn on just don't read disc. The blue one will show no disc if no disc in it. All buttons look good, displays work as normal on all the players, nothing actually broken on the housing of the minidisc players. Just they don't read any disc, won't read blank disc even. All for parts or repair. Includes 2 black leather cases for the MZ-E40 models. There's 1 MZ-R700 model minidisc player, and 3 MZ-E40 models. Battery compartments clean, good battery doors, minidisc doors all good open and close as they should. Includes 5 working blank sony minidisc.