M2488 PRODUCT GUIDE TAPE UNIT SCSI COMMANDS
April 1997 CG00000-011503 REV. A 4-129
Description of Page Code 81h
This page allows user selection of Manufacturing Online Diagnostic Routines and control over the
number of times each routine is to be executed.
Description of fields in Page Code 81h
Table 4-120. Page 81h - Manufacturing Online Diagnostic Test Page
BITS
BYTES 7 6 5 4 3 2 1 0
0Page code (81h)
1Reserved (All bits are set to zero)
2-3 Page Length (001Eh)
4Manufacturing Routine number
5Execute Count
6EDRC Compression Mode
7Block Delay (ms)
8Block Length (KB)
9-11 Block Count
12-13 Block Data Pattern
14-15 Data Pattern Increment
16-19 Block Number
20-23 Space Count
24-27 Write Filemark Count
28-33 Reserved (All bits are set to zero)
Table 4-121. Page Code 81h Field Description
BYTE BIT VALUE DESCRIPTION
0 0-7 81h Page Code for Manufacturing Online Diagnostics.
4 0-7 Manufacturing Routine number (refer to Chapter 8 for a list of Manufacturing rou-
tines).
5 0-7 Execute Count. The number of times to repeat the Manufacturing Online Diagnostic
Routine. A value of 0 indicates that the diagnostic will repeat until one of the follow-
ing conditions is met: a SCSI BUS RESET is issued, the initiator ABORTS this com-
mand, or a failure is detected during the execution of the Manufacturing Online
Diagnostic.