Step 1
This step verifies whether the power and the fan operate properly.
1. Make sure that the 7207-122 Tape Drive power cable is plugged into an
electrical outlet.
2. Make sure that the 7207-122 Tape Drive power is on by checking that:
The power-on light is on.
There is airflow from the fan at the rear of the unit.
Is the power-on light on and is there airflow from the fan?
NO
While watching for the power-on light to come on, press the power
switch. Repeat this procedure several times. If the power-on light
fails to come on or there is no airflow from the fan, go to Step 2.
YES
Go to Step 5.
Step 2
This step tests the voltage at the electrical outlet.
1. Do a controlled system shutdown (refer to the instructions in Chapter 2,
“Setting Up the 7207 Tape Drive,” on page 3).
2. Press the 7207-122 Tape Drive power switch to turn off the power.
3. Unplug the 7207-122 Tape Drive power cable from the electrical outlet and
from the 7207-122 Tape Drive.
4. Measure the voltage at the electrical outlet.
Is the voltage from the electrical outlet correct?
NO
Contact your service personnel for further instructions.
YES
Go to Step 3.
Step 3
This step determines whether the power cable is functional.
Make sure that all of the conductors in the power cable have continuity, and that
there are no short circuits.
Does the power cable have continuity and are there no short circuits?
NO
Replace the power cable, then go to Step 1.
YES
Go to Step 4.
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7207 Tape Drive Setup, Operator, and Service Guide
Summary of Contents for System Storage 7207
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