Appendix A. Connector Pin Assignments
AGP Bus Connector
B1
A1
A21 A26 A66
B21 B26 B66
Figure 4. AGP Bus Connector
Note: The AGP bus connector is located on the system board in the slot 1 location.
Table 38 (Page 1 of 2). Pin Assignments for the AGP
Bus Connector
Pin Signal Name Pin Signal Name
A1 +12 V dc B1 spare
A2 spare B2 +5 V dc
A3 Reserved * B3 +5 V dc
A4 USB- B4 USB+
A5 Ground B5 Ground
A6 INTA# B6 INTB#
A7 RST# B7 CLK
A8 GNT# B8 REQ#
A9 VCC 3.3 B9 VCC 3.3
A10 ST1 B10 ST0
A11 Reserved B11 ST2
A12 PIPE# B12 RBF#
A13 Ground B13 Ground
A14 Spare B14 Spare
A15 SBA1 B15 SBA0
A16 VCC 3.3 B16 VCC 3.3
A17 SBA3 B17 SBA2
A18 Reserved B18 SB_STB
A19 Ground B19 Ground
A20 SBA5 B20 SBA4
A21 SBA7 B21 SBA6
A22 Key B22 Key
A23 Key B23 Key
A24 Key B24 Key
A25 Key B25 Key
A26 AD30 B26 AD31
A27 AD28 B27 AD29
A28 VCC 3.3 B28 VCC 3.3
A29 AD26 B29 AD27
A30 AD24 B30 AD25
A31 Ground B31 Ground
A32 Reserved B32 AD STB1
A33 C/BE3# B33 AD23
40 Technical Information Manual
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