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Loading and Unloading the Disks [ Magneto-Optical Media Management User's Guide ] MPE/iX 5.0 Documentation


Magneto-Optical Media Management User's Guide

Loading and Unloading the Disks 

Disks are loaded and unloaded through the mailslot of the Model 20GB/A
device.


NOTE In order to run MOUTIL, you must have OP (System Supervisor) or SM (System Manager) capability or be logged on as MANAGER.SYS.
Loading the Disks Before loading the disk cartridge, ensure that it is removed from the clear plastic storage box or sleeve and is properly labeled. When the Model 20GB/A is switched on and in the READY state, perform the following steps: 1. Run MOUTIL by entering MOUTIL at the system prompt. For example: :MOUTIL 2. Unlock the mailslot using the LOAD command of MOUTIL. You must specify the logical device number (ldev) of the magneto-optical drive whose mailslot should be unlocked. moutil: LOAD LDEV=102 3. Put the disk in the mailslot. * Side A faces up on the deskside configuration, left on the rack configuration (see Figure 2-3 and Figure 2-4 for proper orientation). * The metal shutter goes in first. _________________________________________________________________ NOTE When loading a disk you should take care to insert it into the mailslot correctly. If you don't insert it fully, you could see an EMPTY message on the display. If this happens, press CANCEL and try inserting the disk again. _________________________________________________________________
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Figure 2-3. Inserting the Optical Disk in the Deskside Model
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Figure 2-4. Inserting the Optical Disk in the Rackside Model 4. Press the LOAD key. SLOT 1 (or the first available slot) displays. 5. You may press ENTER to accept the displayed choice, or you can press the NEXT or PREV key to see the other choices. Only those slots that are available are displayed. Pressing NEXT or PREV scrolls through selections for Slots 1 through 32, and Drives 1 or 2. _________________________________________________________________ CAUTION Load disks into slots 1 through 32 only. Do not load disks into the drives or mailslot. If all 32 slots are full, loading a disk into drive 1, drive 2, or the mailslot will result in a jam. _________________________________________________________________ 6. Once your choice is displayed, press ENTER. As the picker moves the disk from the mailslot to its slot destination, the LOAD indicator blinks and SLOT ## displays, where ## is the actual number of the slot in which the disk is loaded. After the picker moves the disk from the mailslot and puts it in the chosen slot, the display returns to READY. Additional disks can be loaded by repeating steps 3 through 5. 7. After you are through loading disks, lock the mailslot using the LOCK command of MOUTIL: moutil: LOCK LDEV=102 _________________________________________________________________ NOTE Whenever you load or unload disks, you must synchronize the software table (see "Synchronizing the Software Table" for details). When the SYNCTABLE command is used after the LOAD command, it will synchronize only unreserved and currently occupied media storage slots. _________________________________________________________________ Unloading the Disks To unload disks, ensure the Model 20GB/A is switched on and in the READY state. Then perform the following steps: 1. Run MOUTIL by entering MOUTIL at the system prompt. For example: :MOUTIL 2. Unlock the mailslot using the UNLOAD command of MOUTIL and specify the media name or media storage slot to be unloaded. For example: moutil: UNLOAD LDEV=102;MEDIANAME=BK1130PM.D18JAN91.KING 3. Press the EJECT key to display the storage slot number. If the media set occupies multiple storage slots, the display will show the first storage slot number occupied by the set. 4. Press the ENTER key to eject the disk from its storage slot. While the picker moves the disk from its storage slot to the mailslot, the EJECT indicator blinks and SLOT ## displays, where ## is the actual number of the slot of the disk to be ejected. 5. Once the display returns to READY, you can remove the disk from the mailslot. If the MEDIANAME parameter is used and the media set occupies multiple storage slots, press the EJECT key followed by the ENTER key again to move the next disc to the mailslot. Continue to do this until all discs from the media set are unloaded. _________________________________________________________________ NOTE If a disk is already in the mailslot when EJECT is pressed, a FULL message is displayed. Remove the disk from the mailslot and try the EJECT procedure again. If a disk is partially in the mailslot when EJECT is pressed, a MISLOAD message is displayed. Press CANCEL, remove the disk from the mailslot and try the EJECT procedure again. _________________________________________________________________ Additional disks can be unloaded by repeating steps 2 through 5. 6. After you are through unloading disks, lock the mailslot using the LOCK command of MOUTIL. moutil: LOCK LDEV=102
NOTE Whenever you load or unload disks, you must synchronize the software table (see "Synchronizing the Software Table" for details). When the SYNCTABLE command is used after the LOAD or UNLOAD command, it will synchronize only unreserved and currently occupied media storage slots.
Unloading All Media Storage Slots When all media is to be unloaded, the MOUTIL command UNLOCK is used to unlock the mailslot and release all storage media slots. 1. Run MOUTIL by entering MOUTIL at the system prompt. For example: :MOUTIL 2. Unlock the mailslot by entering the UNLOCK command at the MOUTIL prompt. You must specify the logical device number (ldev) of the magneto-optical drive whose mailslot should be unlocked. For example: moutil: UNLOCK LDEV=101 3. Press the EJECT key. SLOT 1 (or the first loaded slot) displays. Only those slots which have media in them are displayed. 4. Press ENTER to accept the displayed choice. While the picker moves the disk from its storage slot to the mailslot, the EJECT indicator blinks and SLOT ## displays, where ## is the actual number of the slot in which the disk is ejected. 5. Once the display returns to READY, you can remove the disk from the mailslot. _________________________________________________________________ NOTE If a disk is already in the mailslot when EJECT is pressed, a FULL message is displayed. Remove the disk from the mailslot and try the EJECT procedure again. If a disk is partially in the mailslot when EJECT is pressed, a MISLOAD message is displayed. Press CANCEL, remove the disk from the mailslot and try the EJECT procedure again. _________________________________________________________________ 6. Repeat steps 3 and 4 to remove remaining disks. 7. After you are through unloading disks, lock the mailslot using the LOCK command of MOUTIL. moutil: LOCK LDEV=102
NOTE Whenever you load or unload disks, you must synchronize the software table (see "Synchronizing the Software Table" for details). When the SYNCTABLE command is used after the UNLOCK command, it will synchronize all occupied media storage slots.


MPE/iX 5.0 Documentation