Kenwood UD-300 Service Manual page 26

UD-300
CIRCUIT DIAGRAM
CD: Microprocessor (uPD75216AGF-663-3BE)
Pin connection
TUNER
(KS1)
ns]
({KS2)
"COM
(BUSY/DATA)
2
DATA
G10 2 50 OPNM
a3 <3 4°35 CLSM
no) G6 3 46 S DATA
G7<— 4755 Busy
os < £ 48 cLose sw
KAN as < 45 OPEN sw
as <8 44 sat
a3 <2 435 CIR sw
o2<1 425 mUTG
Gi awe 495 pire
NC az 40 EMPH
22 33 RMUTE
5° GFs
37 FOK
Se SCOR
35 WIRD OR
34 Ne
se SQSO0
26