Use the following table to convert the HSL/RIO loop number to NIC port location labels.

| Loop number (hex / dec) | Model | NIC's FRU position | HSL port labels on system unit or processor tower |
|---|---|---|---|
| 0684 / 1668 | 515,520, 525, 550, OpenPower® 720, 570, primary unit, 575 | -P1 | Internal |
| Node 0 on 590 or 595 | -P2 | Internal Note: The normal loop status is OPEN because
the internal links are not joined to form a loop.
|
|
| 0685 / 1669 | 515,520, 525 | -P1 | -P1-T3-P1-T4 |
| 550, OpenPower 720 | -P1 | -P1-T11-P1-T12 | |
| 570 primary unit | -P1 | -P1-T8-P1-T9 | |
| 575 | -P1 | -P1-T7-P1-T8 | |
| Node 0 on 590 or 595 | -P2-C1 | -P2-C1-T1-P2-C1-T2 | |
| 0686 / 1670 | 550, OpenPower 720 | -P1-C6 | -P1-C6-T1-P1-C6-T2 |
| 570 primary unit | -P1-C7 | -P1-C7-T1-P1-C7-T2 | |
| Node 0 on 590 or 595 | -P2 | Internal | |
| 0687 / 1671 | 570 secondary unit 1 | -P1 | Internal (see note above) |
| Node 0 on 590 or 595 | -P2-C3 | -P2-C3-T1-P2-C3-T2 | |
| 0688 / 1672 | 570 secondary unit 1 | -P1 | -P1-T8-P1-T9 (see note above) |
| Node 0 on 590 or 595 | -P2-C5 | -P2-C5-T1-P2-C5-T2 | |
| 0689 / 1673 | 570 secondary unit 1 | -P1-C7 | -P1-C7-T1-P1-C7-T2 (see note above) |
| 068A / 1674 | 570 secondary unit 2 | -P1 | Internal (see note above) |
| Node 0 on 590 or 595 | -P2-C6 | -P2-C6-T1-P2-C6-T2 | |
| 068B / 1675 | 570 secondary unit 2 | -P1 | -P1-T8-P1-T9 (see note above) |
| 068C / 1676 | 570 secondary unit 2 | -P1-C7 | -P1-C7-T1-P1-C7-T2 (see note above) |
| Node 0 on 590 or 595 | -P2-C8 | -P2-C8-T1-P2-C8-T2 | |
| 068D / 1677 | 570 secondary unit 3 | -P1 | Internal (see note above) |
| 068E / 1678 | 570 secondary unit 3 | -P1 | -P1-T8-P1-T9 (see note above) |
| Node 0 on 590 or 595 | -P2-C9 | -P2-C9-T1-P2-C9-T2 | |
| 068F / 1679 | 570 secondary unit 3 | -P1-C7 | -P1-C7-T1-P1-C7-T2 (see note above) |
| 0690 / 1680 | Node 0 on 590 or 595 | -P2-C11 | -P2-C11-T1-P2-C11-T2 |
| 0692 / 1682 | Node 0 on 590 or 595 | -P2-C13 | -P2-C13-T1-P2-C13-T2 |
| 0694 / 1684 | Node 1 on 590 or 595 | -P3 | Internal Note: The normal loop status is OPEN because
the internal links are not joined to form a loop.
|
| 0695 / 1685 | Node 1 on 590 or 595 | -P3-C1 | -P3-C1-T1-P3-C1-T2 |
| 0696 / 1686 | Node 1 on 590 or 595 | -P3 | Internal |
| 0697 / 1687 | Node 1 on 590 or 595 | -P3-C3 | -P3-C3-T1-P3-C3-T2 |
| 0698 / 1688 | Node 1 on 590 or 595 | -P3-C5 | -P3-C5-T1-P3-C5-T2 |
| 069A / 1690 | Node 1 on 590 or 595 | -P3-C6 | -P3-C6-T1-P3-C6-T2 |
| 069C / 1692 | Node 1 on 590 or 595 | -P3-C8 | -P3-C8-T1-P3-C8-T2 |
| 069E / 1694 | Node 1 on 590 or 595 | -P3-C9 | -P3-C9-T1-P3-C9-T2 |
| 06A0 / 1696 | Node 1 on 590 or 595 | -P3-C11 | -P3-C11-T1-P3-C11-T2 |
| 06A2 / 1698 | Node 1 on 590 or 595 | -P3-C13 | -P3-C13-T1-P3-C13-T2 |
| 06A4 / 1700 | Node 2 on 590 or 595 | -P4-C1 | -P4-C1-T1-P4-C1-T2 |
| 06A6 / 1702 | Node 2 on 590 or 595 | -P4-C3 | -P4-C3-T1-P4-C3-T2 |
| 06A8 / 1704 | Node 2 on 590 or 595 | -P4-C5 | -P4-C5-T1-P4-C5-T2 |
| 06AA / 1706 | Node 2 on 590 or 595 | -P4-C6 | -P4-C6-T1-P4-C6-T2 |
| 06AC / 1708 | Node 2 on 590 or 595 | -P4-C8 | -P4-C8-T1-P4-C8-T2 |
| 06AE / 1710 | Node 2 on 590 or 595 | -P4-C9 | -P4-C9-T1-P4-C9-T2 |
| 06B0 / 1712 | Node 2 on 590 or 595 | -P4-C11 | -P4-C11-T1-P4-C11-T2 |
| 06B2 / 1714 | Node 2 on 590 or 595 | -P4-C13 | -P4-C13-T1-P4-C13-T2 |
| 06B4 / 1716 | Node 3 on 590 or 595 | -P5-C1 | -P5-C1-T1-P5-C1-T2 |
| 06B6 / 1718 | Node 3 on 590 or 595 | -P5-C3 | -P5-C3-T1-P5-C3-T2 |
| 06B8 / 1720 | Node 3 on 590 or 595 | -P5-C5 | -P5-C5-T1-P5-C5-T2 |
| 06BA / 1722 | Node 3 on 590 or 595 | -P5-C6 | -P5-C6-T1-P5-C6-T2 |
| 06BC / 1724 | Node 3 on 590 or 595 | -P5-C8 | -P5-C8-T1-P5-C8-T2 |
| 06BE / 1726 | Node 3 on 590 or 595 | -P5-C9 | -P5-C9-T1-P5-C9-T2 |
| 06C0 / 1728 | Node 3 on 590 or 595 | -P5-C11 | -P5-C11-T1-P5-C11-T2 |
| 06C2 / 1730 | Node 3 on 590 or 595 | -P5-C13 | -P5-C13-T1-P5-C13-T2 |