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v "Controls and indicators for the SAN Volume Controller" on page 4
Power LED
The green power LED 2 indicates the power status of the SAN Volume
Controller:
Properties:
Off
One or more output voltages from the power supply are not present.
On
All the output voltages from the power supply are present.
Blinking
The service controller, which provides the graphics and text for the front
panel display, is in standby mode. (The rate of blinking is 0.5 seconds on,
0.5 seconds off.)
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v "Controls and indicators for the SAN Volume Controller" on page 4
Check LED
The amber check LED 3 comes on continuously if a critical failure occurs in the
service controller. If the check LED is off and the power LED is on, the service
controller is working correctly.
The amber check LED also comes on while the service controller code is being
re-programmed. For example, when the SAN Volume Controller cluster code is
being upgraded, it is normal for the check LED to come on.
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v "Controls and indicators for the SAN Volume Controller" on page 4
Navigation buttons
Four navigational buttons 4 are provided. They are arranged in a circle. You
press these directional buttons to move through the menu options. For example, to
move up, press the top button in the circle; to move right, press the right button in
the circle. The fifth button, which is outside the circle, is the select button.
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v "Controls and indicators for the SAN Volume Controller" on page 4
Select button
The select button 5 enables you to select an item from a menu.
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v "Controls and indicators for the SAN Volume Controller" on page 4
Front panel display
The front panel display 6 shows service, configuration, and navigation
information. The information is available in several national languages. The display
can show both alphanumeric information and graphical information (progress
bars). The front panel displays configuration and service information about the
Chapter 1. SAN Volume Controller
5
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