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Step 1
DANGER
This step verifies whether the power and the fan operate properly.
1. Make sure that the 7210 DVD-RAM Drive power cable is plugged into an
2. Make sure that the 7210 DVD-RAM Drive power is on by checking that:
Is the power-on light on and is there airflow from the fan?
NO
YES
Step 2
This step tests the voltage at the electrical outlet.
1. Press the 7210 DVD-RAM Drive power switch to turn off the power.
2. Unplug the 7210 DVD-RAM Drive power cable from the electrical outlet and
3. Measure the voltage at the electrical outlet.
Is the voltage from the electrical outlet correct?
NO
YES
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
YES
12
7210 DVD-RAM Drive Service Guide
An electrical outlet that is not correctly wired could place hazardous voltage
on metal parts of the system or the products that attach to the system. It is the
customer's responsibility to ensure that the outlet is correctly wired and
grounded to prevent an electrical shock. (RSFTD201)
electrical outlet.
v The power-on light is on.
v There is airflow from the fan at the rear of the unit.
While watching for the power-on light to come on, press the power
switch again. Repeat this procedure several times. If the power-on
light fails to come on or if there is no airflow from the fan, go to
Step 2.
Go to Step 7.
from the 7210 DVD-RAM Drive.
Contact your service personnel for further instructions.
Go to Step 3.
Replace the power cable, then go to Step 1.
Go to Step 4.
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