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RX-4109 AM/FM STEREO RECEIVER
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Introduction READ THIS BEFORE OPERATING YOUR UNIT This symbol is intended to alert the user to the presence of uninsulated "dangerous voltage" within the product's enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. : TO REDUCE THE RISK OF ELECTRIC SHOCK, DO This symbol is intended to alert the user to the presence CAUTION NOT REMOVE COVER (OR BACK). NO USER- of important operating and maintenance (servicing) SERVICEABLE PARTS INSIDE. REFER SERVICI
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SAFETY INSTRUCTIONS 1. Read Instructions - All the safety and operating instructions should connection to grounding electrodes, and requirements for the be read before the product is operated. grounding electrode. See Figure 1. 2. Retain instructions - The safety and operating instructions should Figure 1 be retained for future reference. Example of antenna grounding as per 3. Heed Warnings - All warnings on the product and in the operating National Electrical Code, ANSI/NFPA 70 instructions
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CONTENTS Introduction READ THIS BEFORE OPERATING YOUR UNIT......................................................................................... 2 SAFETY INSTRUCTIONS .............................................................................................................................. 3 System Connections ........................................................................................................................................ 5 Front Panel & Remote Controls ..........
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System Connections • Do not plug the AC input cord into the wall AC outlet until all connections are completed. • Be sure to connect the white RCA pin cords to the L (left) and the red RCA pin cords to the R (right) jacks when making audio connections. • Make connections firmly and correctly. If not, it can cause loss of sound, noise or damage to the receiver. • If the electricity fails or the AC input cord is left unplugged for more than several days, the memorized contents will be cleared. S
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3. CONNECTING AUDIO COMPONENTS • The AUX jacks may also be connected to an additional component such as MD recorder, tape deck, etc. 4. CONNECTING SPEAKERS • Usally SPEAKER A terminals are used for only a pair of speakers. When you have another pair of speakers, SPEAKER B terminals can be used. • Never short-circuit the + and - speaker cords. • Be sure to connect speakers firmly and correctly according to the channel (left and right) and the polarity (+ and -). Note • For safe amplifier oper
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Front Panel & Remote Controls FRONT PANEL REMOTE CONTROLS FLUORESCENT DISPLAY 7
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1. POWER BUTTON 12. TUNING/PRESET MODE BUTTON In the standby mode, press this button, then this unit Press this button to select the tuning mode or the is turned on to enter the operating mode. preset mode. 2. STANDBY BUTTON 13. NUMERIC BUTTONS (0 ~ 9) In the operating mode, press this button or the Press these buttons to select or to store preset POWER button on the front panel, then this unit is stations directly. turned off to enter the standby mode. 14. TUNING/PRESET UP/DOWN ( BU
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REMOTE CONTROL OPERATION RANGE Use the remote control unit within a range of about 7 meters (23 feet) and angles of up to 30 degrees aiming at the remote sensor. LOADING BATTERIES 1. Remove the cover. 2. Load two batteries matching the polarity. Remove the batteries when they are not used for a long time. Do not use the rechargeable batteries(Ni-Cd type). 9
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Operations LISTENING TO A PROGRAM SOURCE 1. Turn the power on. • Then this unit is turned on to enter the operating mode. • In the operating mode, when the POWER button on the front panel or the STANDBY button on the remote control is pressed, the unit is turned off to enter the standby mode. • In the standby mode, the STANDBY indicator lights up. This means that the receiver is not disconnected from the AC mains and a small amount of current is retained to support the memorized contents and
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6. To mute the sound. “MUTE” lights up and flickers. To resume the previous sound level, press this button again. 7. To listen with the headphones. Be sure to switch off both A and B speakers. Adjusting the tone(bass and treble) 8. Enter the tone mode. Each time this button is pressed, the corresponding tone mode is selected and shown for 3 seconds as follows: BASS TRBL Note: When the tone direct function is activated, the tone mode cannot be entered and “TON DIR” flickers for 3 secon
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Adjusting the sound volume balance 11. Enter the balance mode. “BAL” and the balance level is displayed for 3 seconds. 12. Adjust the sound volume balance between the left and right speakers. If the balance display disappears, start from the step 11 again. Note: In general, the balance level is set to 0. LISTENING TO RADIO BROADCASTS Auto tuning 1. Select the tuner and then the desired band. • Each time this button is pressed, the band is changed to FM or AM. 2. Select the tuning mode. •
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Manual tuning • Manual tuning is useful when you already know the frequency of the desired station. • Perform the steps 1 and 2 in “Auto tuning” procedure on page 12 and press the TUNING/PRESET UP ( ) or DOWN ( ) button repeatedly until the right frequency has been reached. Presetting radio stations • You can store up to 30 preferred stations in the memory. 1. Tune in the desired station with auto or manual tuning. 2. Press the MEMORY button. • “MEMO” is flickering for 5 seconds. 3. Selec
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Tuning to preset stations 1. After selecting the tuner as an input source, select the preset mode. • Then “PRESET” lights up. 2. Select the desired preset number. • When using the NUMERIC buttons on the remote control. Examples) For “3” : For “15” : For “30” : • When selecting the desired preset number with the NUMERIC buttons, the desired preset station will be tuned to automatically without selecting the preset mode. Listening to FM stereo broadcasts • While listening to FM broadcast
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RECORDING The volume, tone(bass, treble) and balance settings have no effect on the recording signals. When you select tuner, CD or PHONO as a recording source, recording may be made on TAPE or AUX, or both simultaneously. Recording with TAPE Recording with AUX 1. Select the desired input as a recording 1. Select the desired input as a recording source except for AUX. source except for TAPE. 2. Start recording on the TAPE. 2. Start recording on the AUX. 3. Start play on the desired input. 3
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Troubleshooting Guide If a fault occurs, run through the table below before taking your receiver for repair. If the fault persists, attempt to solve it by switching the receiver off and on again. If this fails to resolve the situation, consult with your dealer. Under no circumstances should you repair the receiver yourself as this could invalidate the warranty. PROBLEM POSSIBLE CAUSE REMEDY No power • The AC input cord is disconnected. • Connect the cord securely. • Check the outlet using a
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Specifications AMPLIFIER SECTION Power output, stereo mode, 8 Ω, THD 0.08 %, 20 Hz~20 kHz ............................................................... 2X100 W Total harmonic distortion, 8 Ω, 100 W, 20 Hz~20 kHz ............................................................................... 0.04 % Intermodulation distortion 60 Hz : 7 kHz= 4 : 1 SMPTE, 8 Ω, 100 W .................................................................................................. 0.02 % Input sensitivity,
