Quantum DLT 4000 Product Manual page 123

Table 5-3 explains what happens during each phase of the DLT4700 mini-library
operation.
Phase What Happens
1 When you power on the DLT4700 mini-library, the Loader Fault and
Power On indicators on the loader OCP are on.
2 One second later, all indicators are on. Within 15 seconds, POST of
the loader mechanics completes.
If the Magazine Fault and Loader Fault indicators turn off,
loader POST succeeded.
If the Magazine Fault and Loader Fault indicators stay on,
loader POST failed.
3 A few seconds later, the drive controller resets the loader.
4 Loader POST starts again.
If
The Magazine Fault and Loader Fault
indicators turn off and shortly after, all OCP
indicators but Power On turn off
The Magazine Fault and Loader Fault
indicators stay on
_________________________ NOTE ____________________________
If the Magazine Fault or Loader Fault indicators remain on, POST detected
an error. See Chapter 6 for error conditions.
___________________________________________________________
5 The elevator scans the magazine to determine which slots contain
cartridges.
6 If the mini-library magazine has a cartridge in slot 0, and no
cartridge is in the drive, these indicators should be on:
Power On
Eject
Load/Unload
Slot Select
Slot 0
Configuring and Operating the DLT4700 Mini-Library
Table 5-3 Loader Power-On Self-Test
DLT4000/DLT4500/DLT4700 Cartridge Tape Subsystem 5-17
Then POST
Passed
Failed