Yamaha AO8 Service Manual page 10

[INPUT]
DIA
WCI
Driver
[A]
Receiver
ID I/O
WCO
IPC2
DIB
WCI
Driver
[B]
Receiver
ID I/O
WCO
IPC2
WCI
[IN]
[WORD CLOCK]
WCO
[OUT]
[ON]
[75 ]
[OFF]
IPC4
IC401
DIR2
INPUT CLOCK
INPUT CLOCK
IC301
DIR2
IC402
DIR2
LOCK
WC SEL & SYNC DETECTOR
WC
IC403
DIR2
FPGA IC202
IC302
DIR2 2
IC303
IFC3
[OUTPUT UNIT ID]
LED2
ATSC
2
44.1K
48K
IC501
IC502
Decoder
Register
ATSC
2
MASTER CLOCK
IC502
IC504
[INPUT SELECTOR]
[A]
[B]
SLOT No.
O11
[1]
O12
O21
[2]
O22
O31
[3]
O32
O41
[4]
O42
SELECTOR
O51
[5]
O52
O61
[6]
O62
O71
[7]
O72
IC404
IC407
O81
[8]
O82
Data Bus
CPU
Address Bus
IC101
FLASH RAM
IC201 IC203
/CS1
/CON1
/CS2
/CON2
/CS3
/CON3
/CS4
/CON4
/CS5
/CON5
/CS6
/CON6
/CS7
/CON7
/CS8
/CON8
MB1
Register
Decoder
UNC
KEC-92521