Programming the Remote

3.Press the Set Button F to reset the remote. Note that once the Set Button is pressed the process may not be stopped. While the remote’s memory is being cleared a RESETTING... message will appear in the upper line of the remote’s LCD screen as shown in Figure 83.

It may take a few minutes for the reset process to take place, and the length of time will vary depending on how much customization and programming has taken place. Please be patient; as long as the message appears in the display the remote is functioning properly.

R E S E T T I N G . . .

Figure 83

4.When the remote has been totally reset and returned to the factory default condition, a

REMOTE RESET COMPLETE message will appear (Figure 84) briefly, and then the remote will return to normal operation.

R E M O T E R E S E T

C O M P L E T E

Figure 84

Backlight Options

The AVR 645’s remote has a built-in backlight system that makes it easier to use the remote when the room lighting is dimmed for an optimal home theater experience. To turn the back- lighting on, simply press the Light Button Q. That button is made from a special “glow” material that makes it easier to find in dark rooms. This glow feature does not use any battery power, so the glow will fade when the remote is kept in a dark room for an extended period of time. You may “recharge” it by placing the remote in normal room lighting for a few hours.

Once the Light Button Q is pressed, the remote’s backlighting will remain on for approxi- mately 7 seconds, and when you press any button on the remote while the backlighting is on, the light will stay on for another 7 seconds. However, the remote’s “Couch” function will conserve battery power by turning both the back- lighting and the LCD display off when any button is pressed for more than 30 seconds.

You may also configure the remote so that the backlighting will come on, any time a button is pressed.

To set this option, follow these steps:

1. Press and hold the Program Button for about 3 seconds while the message shown in Figure 25 appears in the remote’s LCD display. Release the button when the red light under the Set Button F appears.

2.When the remote’s Main Menu message (Fig.

26)appears in the LCD display and the Set Button F remains illuminated in red, press the ⁄¤ Navigation Buttons E until BACK LIGHT appears in the bottom line of the LCD screen, as shown in Figure 85.

M A I N M E N U

B A C K L I G H T

Figure 85

3.Press the Set Button F and then press the⁄¤ Navigation Buttons E again so that ON FULL appears in the bottom line of the LCD display, as shown in Figure 86.

B A C K L I G H T

O N F U L L

Figure 86

4.Press the Set Button F one more time. The LCD display will show the word SAVING on the top line for about 2 seconds and then flash SAVED four times on the bottom line to indicate that the setting has been accepted by the remote’s memory.

5.The remote’s backlighting will now turn on whenever a button is pressed. To revert to the original setting, follow the four steps shown above, but in Step 3, select the option that has the word NORMAL on the bottom line of the LCD display.

Additional Notes on Configuring and Operating the Remote:

When the remote is being programmed, it will automatically time-out if no button is pressed within a thirty-second period. The message shown in Figure 87 will appear briefly, and the remote will then exit the feature being programmed and any data entered will be lost.

T I M E O U T O R

C L R K E Y P R E S S E D

Figure 87

The programming or configuration process may also be stopped at any time by pressing the Clear Button . The message shown in Figure 87 will appear, the data entered in the current process will be lost and the remote will return to normal operation. Any process that was underway when the button will be pressed must be re-started.

Extensive use of the programming, learning and configuration functions of the remote may consume significantly more battery power than normal remote operation. While the batteries should last for four to six months in normal operation, you may find that they need to be changed sooner after the remote is programmed for the first time.

When the batteries approach a level below which the remote will not function, the remote’s LCD screen will display a LOW BATTERY warning as shown in Figure 88. We strongly recommend replacing the batteries as soon as this message appears to avoid the loss of programming and configuration settings. These settings are not lost when the batteries are changed quickly.

A V R

L O W B A T T E R Y

Figure 88

The remote has a built-in backlight that may be activated by pressing the Light Button Q. This button is made from a special “glow” material so that it is easier to find in dark rooms. This glow feature does not consume any electricity, but the glow will fade when the remote is kept in a dark location for an extended period of time. The “glow” feature may be restored by placing the remote in normal room light for a few hours.

The remote’s backlight will remain lit for approximately five seconds after the Light Button Q is pressed, and it will stay lit for another five seconds if any key is pressed while the backlight is on. You may keep the backlight lit by holding the Light Button, but extensive use of the backlight will reduce battery life.

The LCD display will remain on for ten seconds after a key is pressed and then turn off to conserve battery life.

When any button is held for more than thirty seconds the LCD will turn off and the remote will stop transmitting the codes to conserve battery life.

62PROGRAMMING THE REMOTE

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Harman-Kardon AVR 645 owner manual Backlight Options, Additional Notes on Configuring and Operating the Remote

AVR 645 specifications

The Harman-Kardon AVR 645 is a standout receiver that appeals to audiophiles and home theater enthusiasts alike. This model is known for its rich sound quality, extensive features, and user-friendly interface, making it a solid choice for anyone looking to enhance their home entertainment experience.

At the heart of the AVR 645 is its robust amplification system. With a power output of 55 watts per channel at 8 ohms, the receiver provides ample power to drive a variety of speakers. The incorporation of Harman-Kardon's patented Logic 7 processing technology allows for an immersive surround sound experience, creating a sense of depth and realism in audio playback. This feature is particularly beneficial for film and gaming, as it helps to create a multidimensional soundstage that pulls viewers into the action.

The AVR 645 supports a variety of audio formats, including Dolby Digital, DTS, and Pro Logic II, ensuring compatibility with a wide range of media. The receiver is equipped with multiple audio inputs and outputs, including HDMI, optical, and coaxial connections, allowing users to easily connect their DVD players, gaming consoles, and other devices. Additionally, it features a built-in AM/FM tuner for those who enjoy traditional radio.

In terms of video capabilities, the AVR 645 is highly versatile, supporting both standard and high-definition video formats. The receiver includes multiple HDMI inputs, facilitating easy switching between different high-definition sources without compromising video quality. The ability to upconvert lower resolution video to near-HD quality further enhances the viewing experience, making it a great choice for those with diverse video content.

User-friendliness is another highlight of the AVR 645. The intuitive on-screen user interface makes it easy to navigate settings and setup configurations. The Zone II feature allows for audio playback in another room, expanding the potential for whole-home audio solutions.

Ultimately, with its blend of power, quality, and versatility, the Harman-Kardon AVR 645 remains a respected choice among home theater systems, ensuring an elevated audio and visual experience for all users.