User's Manual

Configuring and Operating the DLT4500 Mini-Library
DLT4000/DLT4500/DLT4700 Cartridge Tape Subsytem 4-9
4.5 Test the Installation
This section tells you how to run the power-on self-test (POST) and what to do after
POST.
4.5.1 Run POST
To test the installation for the mini-library by running POST:
1. Turn on the system power.
2. Set the power switch on the mini-library rear panel to on.
Result: POST runs automatically when you turn on the mini-library.
3. Watch the display on the mini-library front panel. Ensure the sequence of events is
the same as listed:
Event Action
1 The message LDR RST (loader reset) displays.
2 The message LDR ACT (loader active) displays.
3 A series of numbers display as the mini-library elevator goes up
and down.
4 The message DRV RDY (drive ready) or the message LDR RDY
(loader ready) displays.
a) LDR RDY : Cartridge is already in the drive.
b) DRV RDY: cartridge is not loaded in the drive.
4.5.2 What to Do after POST
Verify whether the POST events took place.
If …… Then ……
All the events took place POST succeeded. The mini-library
Autoloader is ready for operation.
All the events did not take
place
POST failed. See Table 4-1