app/server-control/controllers/server-led-controller.html

<div id="led-switch">
  <div class="row column">
    <h1>Server LED</h1>
    <div class="page-header">
      <h2>LED light control</h2>
    </div>
  </div>
  <div
    class="column"
    ng-class="{disabled: dataService.server_unreachable || dataService.loading}"
  >
    <div class="led-switch__label">
      <h3>
        Server LED light
      </h3>
      <p>
        Turn the LED light on or off. If the server has an LCD, use this control
        to display text (on) or not to display text (off) on the LCD.
      </p>
    </div>
    <div class="toggle-container">
      <div class="toggle">
        <input
          id="toggle__switch-round"
          class="toggle-switch toggle-switch__round-flat"
          type="checkbox"
          tabindex="0"
          ng-click="toggleLED()"
          ng-checked="dataService.LED_state == 'on'"
          ng-disabled="dataService.server_unreachable"
        />
        <label for="toggle__switch-round" tabindex="0"
          >Server LED indicator is
          <span class="toggle-switch__status">{{
            dataService.LED_state
          }}</span></label
        >
      </div>
      <span>
        {{ dataService.LED_state == "on" ? "On" : "Off" }}
      </span>
    </div>
  </div>
</div>