Sony HCD-GRX70 Service Manual page 9

7-18. SCHEMATIC DIAGRAM – MAIN Board (4/4) – •
(Page
46)
(Page
50)
(Page
50)
See page 59 for Waveforms.
– 51 –
HCD-GRX70/GRX70J/RXD80
(Page 48)
uPC7812AHF
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
( ) : CD PLAY
{
} : TAPE PLAYBACK (DECK A)
[ ] : TAPE PLAYBACK (DECK B)
〈〈 〉〉 : RECOARD
– 52 –