IBM JAGUAR V 386 System Manual page 51

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I/O Channel (B-Side)
I/O Pin Signal Name
B1 GND
B2 RESET DRV
B3 +5 Vdc
B4 IRQ9
B5 -5 Vdc
B6 DRQ2
B7 -12 Vdc
B8 0WS
B9 +12 Vdc
B10 GND
B11 -SMEMW
B12 -SMEMR
B13 -IOW
B14 -IOR
B15 -DACK3
B16 DRQ3
B17 -DACK1
B18 DRQ1
B19 -Refresh
B20 CLK
B21 IRQ7
B22 IRQ6
B23 IRQ5
B24 IRQ4
B25 IRQ3
B26 -DACK2
B27 T/C
B28 BALE
B29 +5 Vdc
TECHNICAL INFORMATION
I/O
Ground
I
Power
I
Power
I
Power
I
Power
Ground
O
O
I/O
I/O
I
O
I
O
I/O
O
I
I
I
I
I
O
O
O
Power