Extension Port; 12-Bit Serial In/Parallel Out Driver - Yamaha RX-V3000RDS Service Manual

Extension Port

IC611 : BU2092 (VIDEO P.C.B.)

12-bit Serial In/Parallel Out Driver

VSS
1
DATA
2
CLOCK 3
LCK 4
Q0 5
Q1
6
Q2 7
Q3 8
Q4 9
No. PORT Name
1 VSS VSS
2 DATA DATA
3 CLOCK CLOCK
4 LCK LCK
5 Q0 VIA
6 Q1 VIB
7 Q2 VIC
8 Q3 VRA
9 Q4 VRB
10 Q5 VRC
11 Q6 /VR1
12 Q7 /VR2
13 Q8 CMP0
14 Q9 CMP1
15 Q10 R/Z
16 Q11
17 /OE /OE
18 VDD VDD
CONTROL
CIRCUIT
Function
Ground
Serial Data Input
Shift Clock of Data (Rise Edge Trigger)
Latch Clock of Data (Rise Edge Trigger)
VIDEO INPUT A
VIDEO INPUT B
VIDEO INPUT C
VIDEO REC OUT A
VIDEO REC OUT B
VIDEO REC OUT C
VCR 1 REC OUT INHIBIT
VCR 2 REC OUT INHIBIT
VIDEO CONPONENT 0
VIDEO CONPONENT 1
REC/ZONE 2 (1/0)
Unconnected
Output Enable (Output "H" Level is OFF)
+5V
RX-V3000/RX-V3000RDS
VDD
18
OE
17
16 Q11
Q10
15
Q9
14
Q8
13
Q7
12
Q6
11
Q5
10
Power On Power Off
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