IBM IntelliStation E Pro, Technical Information Manual, Page: 60 / 80

Appendix A. Connector Pin Assignments
ISA Connectors
A1
B1
A31
B31
C1
D1
C18
D18
Note: The ISA connectors are on the riser card.
Figure 27 (Page 3 of 3). System Memory Connector Pin Assignments
Pin x64 Non-Parity x72 ECC Pin x64 Non-Parity x72 ECC
75 DQ29 DQ29 159 DQ61 DQ61
76 DQ30 DQ30 160 DQ62 DQ62
77 DQ31 DQ31 161 DQ63 DQ63
78 VSS VSS 162 VSS VSS
79 CK2 CK2 163 CK3 CK3
80 NC NC 164 NC NC
81 NC NC 165 SA0 SA0
82 SDA SDA 166 SA1 SA1
83 SCL SCL 167 SA2 SA2
84 VCC VCC 168 VCC VCC
Figure 28 (Page 1 of 2). ISA Connector Pin Assignments
Pin Signal I/O Pin Signal I/O
B1 Ground NA A1 IOCHCK# I
B2 RESET DRV O A2 SD7 I/O
B3 +5 V dc NA A3 SD6 I/O
B4 IRQ2 I A4 SD5 I/O
B5 -5 V dc NA A5 SD4 I/O
B6 DRQ2 I A6 SD3 I/O
B7 -12 V dc NA A7 SD2 I/O
B8 OWS# I A8 SD1 I/O
B9 +12 V dc NA A9 SD0 I/O
B10 Ground NA A10 IOCHRDY I
B11 SMEMW# O A11 AEN O
B12 SMEMR# O A12 SA19 I/O
B13 IOW# I/O A13 SA18 I/O
B14 IOR# I/O A14 SA17 I/O
B15 DACK3# O A15 SA16 I/O
B16 DRQ3 I A16 SA15 I/O
B17 DACK1# O A17 SA14 I/O
B18 DRQ1 I A18 SA13 I/O
B19 REFRESH# I/O A19 SA12 I/O
B20 CLK O A20 SA11 I/O
B21 IRQ7 I A21 SA10 I/O
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Technical Information Manual