Two Sony Walkmans Vtg WM-FX101 & WM-FX301 Partially Operating Parts or Repair

Description

Sony Walkman, Two Vintage Units WM-FX101 & WM-FX301
Both Walkmans sold "AS IS" for parts and/or repair,
both units are partially operational, but have issues.
Units are clean and have rubs and /or light scratches from normal use.
Both units use two AA batteries (batteries are not included)
Both units have a stereo headphone jack (headphones are not included)
WM-FX101
AM/FM radio works, headphones work with radio
Tape player works, but makes intermittent motor noise,
headphones only play stereo when jack is not fully seated
All switches and buttons seem to be working.
Removable Belt clip
Cap on "Play" button missing, but button works
WM-FX301
AM/FM radio works, headphones work
Tape player works intermittently,
something with tape "Play" button and tape 'Direction" button
may not be functioning correctly
Tape player related switches may not be working properly
Radio related switches work
No belt clip
FX301 includes the following:
Tape Direction switch
Tape Mode switch
Auto Reverse