Phase #12 Tests - AT&T 3B2 Off-Line Diagnostic Manual

Phase Descriptions - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Phase #12 Tests
Test Numbers: 1 through 8
Function: These tests check the operation of the Network Access Unit interface to the 3B2
I/O bus.
Procedure: Walk a one through a field of zeros at every address of a page of System Board
(SBD) Dual Port Dynamic Random Access Memory (DPDRAM) and verify with
a read.
Hardware Tested: The Network Access Unit interface to the 3B2 I/O bus is tested.
Data Returned: The failed test number, the expected value, and the actual value are returned.
15-22 OFF-LINE DIAGNOSTIC MANUAL