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| Pin | Signal Name | Pin | Signal Name |
|---|---|---|---|
| B01 | AUDIO GND | A01 | -CD SETUP |
| B02 | AUDIO | A02 | MADE 24 |
| B03 | GND | A03 | GND |
| B04 | 14.3 MHz OSZ | A04 | A11 |
| B05 | GND | A05 | A10 |
| B06 | A23 | A06 | A09 |
| B07 | A22 | A07 | +5 Vdc |
| B08 | A21 | A08 | A08 |
| B09 | GND | A09 | A07 |
| B10 | A20 | A10 | A06 |
| B11 | A19 | A11 | +5 Vdc |
| B12 | A18 | A12 | A05 |
| B13 | GND | A13 | A04 |
| B14 | A17 | A14 | A03 |
| B15 | A16 | A15 | +5 Vdc |
| B16 | A15 | A16 | A02 |
| B17 | GND | A17 | A01 |
| B18 | A14 | A18 | A00 |
| B19 | A13 | A19 | +12 Vdc |
| B20 | A12 | A20 | -ADL |
| B21 | GND | A21 | -PREEMPT |
| B22 | -IRQ 09 | A22 | -BURST |
| B23 | -IRQ 03 | A23 | -12 Vdc |
| B24 | -IRQ 04 | A24 | ARB 00 |
| B25 | GND | A25 | -ARB 01 |
| B26 | -IRQ 05 | A26 | ARB 02 |
| B27 | -IRQ 06 | A27 | -12 Vdc |
| B28 | -IRQ 07 | A28 | ARB 03 |
| B29 | GND | A29 | ARB/-GNT |
| B30 | -DPAREN | A30 | -TC |
| B31 | DPAR(0) | A31 | +5 Vdc |
| B32 | -CHCK | A32 | -SO |
| B33 | GND | A33 | -S1 |
| B34 | -CMD | A34 | M/-IO |
| B35 | CHRDYRTN | A35 | +12 Vdc |
| B36 | -CD SFD | A36 | CD CHRDY |
| B37 | GND | A37 | D 0 |
| B38 | D 01 | A38 | D 02 |
| B39 | D 03 | A39 | +5 Vdc |
| B40 | D 04 | A40 | D 05 |
| B41 | GND | A41 | D 06 |
| B42 | CHRESET | A42 | D 07 |
| B43 | -SD STROBE | A43 | GND |
| B44 | -SDR (0) | A44 | -DS 16 RTN |
| B45 | GND | A45 | -REFRESH |
| B46 | - key - | A46 | - key - |
| B47 | - key - | A47 | - key - |
| B48 | D 08 | A48 | +5 Vdc |
| B49 | D 09 | A49 | D 10 |
| B50 | GND | A50 | D 11 |
| B51 | D 12 | A51 | D 13 |
| B52 | D 14 | A52 | +12 Vdc |
| B53 | D 15 | A53 | DPAR(1) |
| B54 | GND | A54 | -SBHE |
| B55 | -IRQ 10 | A55 | -CD DS 16 |
| B56 | -IRQ 11 | A56 | +5 Vdc |
| B57 | -IRQ 12 | A57 | -IRQ 14 |
| B58 | GND | A58 | -IRQ 15 |
| B59 | reserved | A59 | reserved |
| B60 | reserved | A60 | reserved |
| Pin | 32-bit bus Signal Name |
Pin | 32-bit bus Signal Name |
| B61 | -SDR(1) | A61 | GND |
| B62 | -MSDR | A62 | reserved |
| B63 | GND | A63 | reserved |
| B64 | D 16 | A64 | -SFDBKRTN |
| B65 | D 17 | A65 | +12 Vdc |
| B66 | D 18 | A66 | D 19 |
| B67 | GND | A67 | D 20 |
| B68 | D 22 | A68 | D 21 |
| B69 | D 23 | A69 | +5 Vdc |
| B70 | DPAR(2) | A70 | D 24 |
| B71 | GND | A71 | D 25 |
| B72 | D 27 | A72 | D 26 |
| B73 | D 28 | A73 | +5 Vdc |
| B74 | D 29 | A74 | D 30 |
| B75 | GND | A75 | D 31 |
| B76 | -BE 0 | A76 | DPAR(3) |
| B77 | -BE 1 | A77 | +12 Vdc |
| B78 | -BE 2 | A78 | -BE 3 |
| B79 | GND | A79 | -DS 32 RTN |
| B80 | TR 32 | A80 | -CD DS 32 |
| B81 | A 24 | A81 | +5 Vdc |
| B82 | A 25 | A82 | A 26 |
| B83 | GND | A83 | A 27 |
| B84 | A 29 | A84 | A 28 |
| B85 | A 30 | A85 | +5 Vdc |
| B86 | A 31 | A86 | -APAREN |
| B87 | GND | A87 | -APAR(0) |
| B88 | APAR(2) | A88 | -APAR(1) |
| B89 | APAR(3) | A89 | GND |
MCA memory-matched extensions - pin AM1-BM1 / pin AM4-BM4
| Pin | Signal Name | Pin | Signal Name |
|---|---|---|---|
| BM4 | Ground | AM4 | Reserved |
| BM3 | Reserved | AM3 | -MMC_CMD |
| BM2 | -MMCR | AM2 | Ground |
| BM1 | Reserved | AM1 | -MMC |
MCA AVEC Auxiliary Video Extension Connector - pin BV1-AV1 / pin BV10-BV10
| Pin | Signal Name | Pin | Signal Name |
|---|---|---|---|
| BV10 | ESYNC | AV10 | VSYNC |
| BV9 | Ground | AV9 | HSYNC |
| BV8 | P5 | AV8 | BLSNK |
| BV7 | P4 | AV7 | Ground |
| BV6 | P3 | AV6 | P6 |
| BV5 | Ground | AV5 | EDCLK |
| BV4 | P2 | AV4 | DCLK |
| BV3 | P1 | AV3 | Ground |
| BV2 | P0 | AV2 | P7 |
| BV1 | Ground | AV1 | EVIDEO |
Please see the LEGAL - Trademark notice.
Feel free - send a 
for any BUG on this page found - Thank you.