Krell Industries 7.1 manual Front Panel Description, Features, panel features are described below

Front Panel Description

See Figure 1 on page 7

FEATURES	The Home Theater Standard 7.1 front panel provides power on and
	off; input, zone, and processing mode selection; monitoring and dis-
	play of processor status; and balance and volume control. The front
	panel features are described below:
Basic Operation	1	Power Button
Buttons	The power button switches the Home Theater Standard 7.1 from the
	stand-by to the operational mode.
	When you power off while zone 2 is selected, only zone 2 turns off. Press
Note
	the power button or HTS key a second time to power off the main zone.
	2	Power LED
	The blue power LED illuminates when the Home Theater Standard
	7.1 is in the operational mode.
	3 Stand-by LED
	The red stand-by LED illuminates when the back panel power switch
	(55) is on, indicating that the Home Theater Standard 7.1 is in the
	stand-by mode. Krell recommends that the back panel power switch
	remain on at all times.
	4	Infrared Sensor
	The infrared sensor receives commands from the Home Theater
	Standard 7.1 remote control. For proper remote control operation,
	make sure the infrared sensor is not covered or obstructed.
Device Selection	The Home Theater Standard 7.1 is equipped with ten source selec-
Buttons and LEDs	tion buttons. If properly configured, the Home Theater Standard 7.1
	automatically engages the correct video and audio inputs when you
	press the source selection button.

Above each button are two LEDs, one red and one green. The red LED illuminates when the input is engaged and playing in the main zone. The green LED illuminates when the input is engaged and playing in zone 2.

5 DVD Button and LED

Use this button to select the digital videodisc device.

6 LD Button and LED

Use this button to select the laser disc device.

7 SAT Button and LED

Use this button to select the satellite feed device.

8 Krell Home Theater Standard 7.1