MCA Bus Connector
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C11....C1 A55................A1 <-(Component Side)
D11....D1 B51................B1 <-(Circuit Side)
PIN SIGNAL PIN SIGNAL
B1......ESYNC A1......VSYNC
B2......GND A2......HSYNC
B3......P5 A3......BLANC
B4......P4 A4......GND
B5......P3 A5......P6
B6......GND A6......EDCLK
B7......P2 A7......DCLK
B8......P1 A8......GND
B9......P0 A9......P7
B10.....GND A10.....EVIDEO
B11.....Audio/GND A11.....CD/SETUP
B12.....Audio A12.....MADE24
B13.....GND A13.....GND
B14.....OsciLlator A14.....A11
B15.....GND A15.....A10
B16.....A23 A16.....A9
B17.....A22 A17.....+5V
B18.....A21 A18.....A8
B19.....GND A19.....A7
B20.....A20 A20.....A6
B21.....A19 A21.....+5V
B22.....A18 A22.....A5
B23.....GND A23.....A4
B24.....A17 A24.....A3
B25.....A16 A25.....+5V
B26.....A15 A26.....A2
B27.....GND A27.....A1
B28.....A14 A28.....A0
B29.....A13 A29.....+12V
B30.....A12 A30.....ADL
B31.....GND A31.....PREEMPT
B32.....IRQ9 A32.....BURST
B33.....IRQ3 A33.....-12V
B34.....IRQ4 A34.....ARB0
B35.....GND A35.....ARB1
B36.....IRQ5 A36.....ARB2
B37.....IRQ6 A37.....-12V
B38.....IRQ7 A38.....ARB3
B39.....GND A39.....ARB/GNT
B40.....Reserved A40.....TC
B41.....Reserved A41.....+5V
B42.....CHCK A42.....S0
B43.....GND A43.....S1
B44.....CMD A44.....M/IO
B45.....CHROYRTN A45.....+12V
B46.....CD SFDBK A46.....CD CHRDY
B47.....GND A47.....D0
B48.....D1 A48.....D2
B49.....D3 A49.....+5V
B50.....D4 A50.....D5
B51.....GND A51.....D6
B52.....CHRESET A52.....D7
B53.....Reserved A53.....GND
B54.....Reserved A54.....DS 16 RIN
B55.....GND A55.....REFRESH
D1......D8 C1......+5V
D2......D9 C2......D10
D3......GND C3......D11
D4......D12 C4......D13
D5......D14 C5......+12V
D6......D15 C6......Reserved
D7......GND C7......SBHE
D8......IORQ10 C8......CD DS 16
D9......IORQ11 C9......+5V
D10.....IORQ12 C10.....IRQ14
D11.....GND C11.....IRQ15
