User manual ROTEL RT-820L

[. . . ] If the unit is exposed to moisture, or a foreign object gets into the enclosure, immediately disconnect the power cord from the wall. Take the unit to a qualified service person for inspection and necessary repairs. Read all the instructions before connecting or operating the component. Keep this manual so you can refer to these safety instructions. [. . . ] Make sure you do not accidentally block this sensor with cables or accessories. Front Panel Display The large fluorescent display in the upper portion of the RT-820L provides status information used in operating the AM/FM receiver (such as station frequency display, band, preset memory, etc. ). SPEAKER Button SPEAKER LEDs and MASTER VOLUME The MASTER VOLUME control adjusts the level of all output channels simultaneously. Rotate the control clockwise to increase the volume. Rotate counterclockwise to decrease the volume. MASTER VOLUME buttons are also available on the RT-820L's handheld remote control. When you adjust the volume, a bar indicator in the display shows the volume setting. The RT-820L provides output connections for two pairs of speakers: A and B. The SPEAKER BUTTON controls which pairs of speakers outputs, if any, are active. A pair of SPEAKER LED indicators located to the left of the DISPLAY shows the current speaker selection. Press the SPEAKER button repeatedly to step sequentially through the four available speaker options: · Speakers A active (LED A only lit) · Speakers B active (LED B only lit) · Speakers A and B active (both LEDs lit) · All speakers off (no LEDs lit) NOTE: Inserting a headphone plug into the headphone jack disables all speaker outputs, regardless of the SPEAKER button setting. TONE Controls BASS and TREBLE controls increase and decrease the audio signal's low and high frequency content respectively. Rotate clockwise to increase output in the respective frequency range and counterclockwise to reduce it. The center detent removes each control from the audio path for maximum signal integrity. MEMORY Button The MEMORY button is used to confirm and memorize tuner station presets. Its use is described in detail in the Tuning Controls section of this manual. RT-820L AM/FM Stereo Receiver 10 Tuning Controls The RT-820L features a digital synthesized AM/FM tuner with 30 station presets. This section is intended to provide only that information which pertains to the use of the RR-949 to operate the RT-820L. 2. Use the NUMERIC buttons to enter the 3-digit code (001) for the RT-820L ­ press 0, then 0, then 1. The AUDIO button will flash each time you enter a digit. Store the code number by pressing the corresponding AUDIO button again. The button will blink twice to confirm the storage of the code in memory. POWER Button Duplicates the function of the STANDBY switch on the front panel. The main POWER button on the front panel must be in the ON position for the remote standby function to operate. CH TUNING Buttons A pair of buttons, labeled CH UP/DOWN, which duplicates the functions of the front panel TUNING button. In the normal FREQUENCY TUNING mode, press a CH button and release to manually jump to the next station frequency, regardless of whether or not a station is broadcasting on that frequency. For auto scan tuning, press and hold the CH button for approximately one second. An AUTO indicator will appear in the front panel display and the tuner will begin automatically scanning up or down through the frequencies until the next available station is detected. If this is not the desired station, repeat the automatic tuning procedure to find the next station. Weak stations will be skipped during auto tuning. [. . . ] Turn the collars clockwise to clamp the wire in place. The preamp outputs are connected to power amplifier inputs with metal jumpers in a standard PRE OUT/MAIN IN configuration. To disable the built-in power amplifiers and use external amplifiers, it will be necessary to remove these jumpers. Save them for future use. NOTE: FM Wire Antenna The RT-820L includes a wire antenna to receive FM signals. In many countries (including the USA), this antenna is a T-shaped twinconductor 300 ohm antenna. [. . . ]