Intel PT-6IBT User Manual page 22

440BX/ZX AT
(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 U10 )
IR/FIR (INFRARED RAYS)
( NO CONNECTION )
(L) CN13: CPU Cooling Fan Power Connector
1
2
3
MAINBOARD
CONSUMER IR
( +5VDC )
1 6
( +5VDC )
2 7 ( IR TRANSMIT )
( IR RECEIVE )
3 8 ( COSUMER IR RECEIVE )
( GROUND )
9
4
( GROUND )
( IR TRANSMIT )
5
CN 12
+
DIMM 3
-
DIMM 2
BAT 1
DIMM 1
IDE 2
IDE 1 FDC
CN13 CPU Cooling Fan
Ground
+ 12V DC
Fan Sense Signal
+
DIMM 3
-
DIMM 2
BAT 1
DIMM 1
IDE 2
IDE 1 FDC
AWARD BIOS SETUP
3-8