VIA 693/693A Twin Processor Mainboard
INSTALLATION
3-7
(K) CN12: IR / FIR (Infrared Rays) Connector
Consumer IR Connector
( Consumer IR connector is active only
when W83977CTF-AW I/O Chip is installed on position U13 )
1A
2A
3A
4A
5A
1B
2B
3B
4B
(
+5VDC
)
(
NO CONNECTION
)
(
IR RECEIVE
)
(
GROUND
)
(
IR TRANSMIT
)
(
+
5VDC
)
(
IR TRANSMIT
)
(
CONSUMER IR RECEIVE
)
(
GROUND
)
CONSUMER IR CONNECTOR
IR/FIR (INFRARED RAYS) CONNECTOR
+
1
2
3
4
CN 12 IR CONNECTOR (
Consumer IR is optional
)
(L) CN13: CPU Cooling Fan Power Connector
+
1
2
3
4
1
2
3
CN13
GND
+12V
Fan Signal