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Krell Current Tunnel 9
Front Panel Description
See Figure 1 on page 8
The KCT preamplifier front panel provides power on, input and zone selection, level
control, menu functions, and status display. Front panel features and their descriptions
follow.
Power
1 Power Button
Use this button to switch the KCT between the stand-by and the operational modes.
2 Stand-by LED
The red stand-by LED illuminates when the KCT is plugged into a standard AC wall
receptacle, indicating that the KCT is ready to be switched to the operational mode.
3 Power LED
The blue power LED illuminates when the KCT is in the operational mode and flashes
when remote control signals are received.
Remote Control Functions
4 Infrared Sensor
The infrared sensor receives commands from the KCT remote control. For proper
remote control operation, make sure the infrared sensor is not covered or obstructed.
5 Infrared Transmitter LED
The infrared transmitter LED flashes when the KCT sends infrared signals to another
remote control. See Program Remote Menu, on page 31.
Preamplifier Functions
6 Input Select Buttons
Use these buttons to select the corresponding rear panel input that is connected to a
CAST (C-1, C-2), balanced (B-1, B-2), or single-ended (S-1, S-2, S-3) analog source.
The front panel display (13) shows the active zone, the selected input, and volume
level.
7 Tape Button
Use this button to select the corresponding rear panel input that is connected to a
analog tape source. When
TAPE is activated, the front panel display (13) shows the zone
that is the pathway for the tape output. See Tape Output Menu, on page 30.
8 Mute Button
Use this button to mute the preamplifier output. To unmute, press the mute button
again. To customize mute button operation, see Mute Menu, on page 29.