Diagnostic Test Types; Group 1 Diagnostics; Mmio Register Write/Read Test; Boot Prom Test - 3Com 09-0572-000 User Manual

7-4 C
HAPTER

Diagnostic Test Types

The tests performed by the TokenDisk diskette Configuration
and Diagnostic Program are divided into Group 1 and
Group 2 tests.
A lobe cable must be connected from the selected adapter to
a retiming concentrator or MAU for all tests.

Group 1 Diagnostics

Group 1 diagnostics test physical components, connectors,
and circuitry of the adapter. They include the following tests:

MMIO Register Write/Read Test

Boot PROM Test (if the Boot PROM is enabled)
AIP Checksum Test
Shared RAM Boundary/Domain Test
Shared RAM Write/Read Test
Timer Test
Open Adapter for Ring Operation Test
Ring Operations Test
Close Adapter Test
Each of these tests is explained in more detail below.
MMIO Register Write/Read Test
This test verifies that the PC can access the adapter's memory
mapped I/O registers correctly.

Boot PROM Test

This test verifies that the PC can access the Boot PROM
correctly and verifies the integrity of the Boot PROM.
7: T
ROUBLESHOOTING