Turn On The System And Select A Language - Digital Equipment VAX 4000 Model 500A Installation Manual

5. Insert the socket end of the cable into the power supply connector.
6. Insert the plug end of the cable into your wall outlet or other power source.

10 Turn On the System and Select a Language

Do not operate your system without Digital module covers. They protect
the equipment, maintain proper airflow for cooling, and provide EMI-RFI
containment that meets international regulatory standards.
1. Turn on your console terminal.
Wait until the terminal performs its self-tests successfully.
2. If an expander is connected to your system, turn it on.
Make sure the AC indicator on the expander power supply glows orange. If
a Power Control Bus cable is installed, the expander will not power up until
the system is turned on.
3. Turn on your system.
Make sure the AC Present indicator, next to the Power switch, glows orange.
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Caution
MLO-007166