Using the Service Aids for SSA-Link Problem Determination
If you have a problem with an SSA link, use the Link Verification service aid (see
“Link Verification Service Aid” on page 3-73). The following examples show various
loops and the associated information that is displayed by the Link Verification service
aid.
Example 1. Normal Loops In Figure 3-5, eight disk drive modules are connected
to connectors A1 and A2 of the SSA adapter. Five disk drive modules are
connected to connectors B1 and B2 of the same SSA adapter.
Figure 3-5. Normal Loops
3-84 Service Guide
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