Panasonic SX-KC600 Manual page 72

+5D
Q7
IC10
ADDRESS BUS
VA0 VA19
16M BIT
MASK
ROM
DATA BUS
VD0 VD15
IC8
ADDRESS BUS
RA0 RA14
256K BIT
SRAM
DATA BUS
RD0 RD7
WIRE1
KF0 KF3, KS0 KS3
WIRE6
KBD0 KBD3
IC2
AN3 AN7
P82
P83
P84
P85
P91
P25
P53 P56
P96
P27
MAIN CPU
DAOUT0 P72
TXD2
A0 A20 RXD2
P71
P73
P70
D0 D15
IC4
A1 A4 D0 D15
VA0 VA19
VD0 VD15
RA0 RA14
TONE
RD0 RD7
GENERATOR
LSI
SD0MIX
KF0 KF3, KS0 KS3
KBD0 KBD3
WIRE5
Q3
DRIVE
Q6
DRIVE
Q5
DRIVE
Q4
DRIVE
+5D
D2
IC11
WIRE4
D/A
CONVERTER