This manual is very helpfull to use the Power Supply. All technical information has been available.
For service use the circuit diagrams are very good.
Text excerpt from page 9 (click to view)
Station Preset Memory
Putting the station in the memory.
Call up the station Press the [#1] â [#6] button.
1 2 3
Select the band Press the [FM] or [AM] button. Select the frequency to put in the memory Press the  or [Â¢] button. Put the frequency in the memory Press the [#1] â [#6] button for at least 2 seconds. The preset number display blinks 1 time. On each band, 1 station can be put in the memory on each [#1] â [#6] button.
CRSC (Clean Reception System Circuit)
Temporarily have reception switched from stereo to mono to reduce multi-path noise when listening to the FM station. Press the [CRSC] button for at least 1 second. Each time the button is pressed CRSC turns ON or OFF. When it's ON, the " "(CRSC) indicator is ON.
Auto Memory Entry
Putting stations with good reception in the memory automatically.
Select the band for Auto Memory Entry Press the [FM] or [AM] button. Open Auto Memory Entry Press the [AME] button for at least 2 seconds. When 6 stations that can be received are put in the memory. Auto Memory Entry closes.
Calling up the stations in the memory.
Select the band Press the [FM] or [AM] button. â9â