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M2488 PRODUCT GUIDE TAPE UNIT PARAMETERS
April 1997 CG00000-011503 REV. A 5-1
CHAPTER 5
TAPE UNIT PARAMETERS
5-1 INTRODUCTION
This chapter describes the parameters for the M2488. The following information is located in this chap-
ter:
5-2 ADDITIONAL COMMAND INFORMATION ON MTU MODE SELECT AND MODE
SENSE COMMANDS
5-3 MTU INQUIRY/CHANGE DEFINITION VITAL PRODUCT DATA PAGES
5-2 ADDITIONAL COMMAND INFORMATION ON MTU MODE SELECT AND
MODE SENSE COMMANDS
Table 5-1 lists the page codes supported by the MODE SELECT and MODE SENSE commands.
** NOTE **
The current value of non-changeable Mode Parameters must be
returned in MODE SELECT command data.
5-2.1 The Parameters Savable Bit (All pages)
When using the MODE SENSE command, a Parameters Savable (PS) bit of one indicates that the
mode page can be saved by the target in a non-volatile, vendor-specific location. A PS bit of zero
indicates that the supported parameters cannot be saved. When using the MODE SELECT command,
the PS bit is reserved.
Table 5-1. Page Codes
PAGE
CODE
DESCRIPTION
00h Vendor Unique Parameters
01h Error Recovery and Reporting Parameters
02h Disconnect/Reconnect Control Parameters
0Ah Common Device-Type Control Parameters
10h Device Configuration Parameters
3Fh
(MODE SENSE ONLY) Target returns all supported pages. The pages are
returned in the MODE SENSE data in the following order:
Page 01h, page 02h, page 0Ah, page 10h, page 00h.