M2488 PRODUCT GUIDE MEDIA CHANGE R COMMANDS
March 1997 CG00000-011503 REV. A 6- 3
EXCHANGE MEDIUM commands when the source element type is the same as second destina-
tion element type.
Send a READ ELEMENT STATUS command before sending an EXCHANGE MEDIUM com-
mand to determine if an exchange is possible.
6-2.1.2 Exchange Medium Examples
The data in XCL MODE parameter pages 1Dh (Element Address Assignments) and 1Fh (Device
Capabilities) define the valid MOVE MEDIUM SOURCE and DESTINATION pairs. However,
that information is difficult to read.
The following tables show data inputs to and the result of an EXCHANGE MEDIUM command
using the data.
1The magazine size can be determined by looking at XCL MODE parameter page 00h.
Table 6-2. M2488A11 (ACL) Exchange Medium Examples
SOURCE FIRST
DESTINATION SECOND
DESTINATION RESULT
11h 12h 11h This is not valid for an ACL. It will be rejected with CHECK
CONDITION status and the sense key set to ILLEGAL
REQUEST.
11h 12h 13h Move cartridge in slot 02h to empty slot 03h then move cartridge
from 01h to 02h
X Y X This is not valid for an ACL. It will be rejected with CHECK
CONDITION status and the sense key set to ILLEGAL
REQUEST.
X Y Z Move cartridge in slot Y-10h to empty slot Z-10h then move car-
tridge in slot X-10h to slot Y-10h.
Table 6-3. M2488A12 (FACL) Exchange Medium Examples
SOURCE FIRST
DESTINATION SECOND
DESTINATION RESULT
17h 16h 17h Exchange cartridges in slots 06h and 07h. This will work
with a full magazine.
16h 15h 14h Move cartridge in slot 05h to empty slot 04h then move car-
tridge from slot 06h to 05h
X Y X Where: X={11h,12h,...,17h} and Y<>X. Exchange car-
tridges in slots X-10h and Y-10h. This will work with a full
magazine.
X Y Z Move cartridge in slot Y-10h to empty slot Z-10h then move
cartridge in slot X-10h to slot Y-10h.