Amplifier Operation
ON/OFF AND | When powering up your system, turn the amplifiers on last. When |
OPERATION | powering down your system, turn amplifiers off first. The proce- |
| dures for amplifier operation follow. |
| 1. Plug the end of the AC power cord into the AC wall outlet. |
| 2. The red |
| When the amplifier is first plugged in, there is a brief delay before |
| it can be put in the operational mode. Please wait approximately |
| 10 seconds. |
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|
IMPORTANT | If the red LED flashes when the amplifier is in the |
| unplug the amplifier from the AC wall outlet to reset the protection |
| circuit. Check the loudspeakers and loudspeaker cables for poten- |
| tial short circuits before plugging the amplifier back into the wall |
| outlet. |
| 3. Press the power button (1) on the front panel. The blue power |
| LED (3) illuminates and you hear a click. The amplifier is in |
| the operational mode. |
| Krell recommends leaving the Showcase Amplifier in the |
| mode unless you will not be playing music for a long time. |
|
|
IMPORTANT | Always turn the amplifier off before changing input connections, |
| and mute or fully attenuate the preamplifier level when switching |
| sources. |
| The Showcase Amplifier has tremendous reserves of power and |
| safely drives loudspeakers to extremely high sound pressure lev- |
| els. However, use care when setting high playback levels and lower |
| the volume level at any sign of loudspeaker distress. |
12 | Krell Showcase Amplifier |