Owner's Manual
Page 1
... Troubleshooting 12 Specifications 13 IMPORTANT! AX-1070/870 Natural Sound Stereo Integrated Amplifier 145W + 145W (8Ω) RMS Output Power, 0.01% THD, 20-20,000 Hz 110W + 110W (8Ω) RMS Output Power, 0.015% THD, 20-20,000 Hz Increased Low Impedance Drive Capability Continuously Variable Loudness Control PURE DIRECT Switch to Reproduce the Purest Source Sound SUBSONIC FILTER Switch to Cut Out Undesirable Ultra-Low-Frequency Signals PRE OUT/MAIN IN Terminals Useful for Tone Controls High Quality Components Parts Remote Control...
... Troubleshooting 12 Specifications 13 IMPORTANT! AX-1070/870 Natural Sound Stereo Integrated Amplifier 145W + 145W (8Ω) RMS Output Power, 0.01% THD, 20-20,000 Hz 110W + 110W (8Ω) RMS Output Power, 0.015% THD, 20-20,000 Hz Increased Low Impedance Drive Capability Continuously Variable Loudness Control PURE DIRECT Switch to Reproduce the Purest Source Sound SUBSONIC FILTER Switch to Cut Out Undesirable Ultra-Low-Frequency Signals PRE OUT/MAIN IN Terminals Useful for Tone Controls High Quality Components Parts Remote Control...
Owner's Manual
Page 2
... block the ventilation openings; Do not use this unit for long periods of time (ie., vacation, etc.), disconnect the AC power plug from heat sources such as radiators, stoves, or other equipment. Never pull the cord itself. this manual carefully. The safety and operating instructions should be connected to operate normally or exhibits a marked change in installation, such as marked on or pinched...
... block the ventilation openings; Do not use this unit for long periods of time (ie., vacation, etc.), disconnect the AC power plug from heat sources such as radiators, stoves, or other equipment. Never pull the cord itself. this manual carefully. The safety and operating instructions should be connected to operate normally or exhibits a marked change in installation, such as marked on or pinched...
Owner's Manual
Page 3
... loud sounds is often undetectable until it at a safe level. q Remote Control Transmitter q Batteries (size AA, R6, UM-3) 3 If this product MUST be the source of the following parts are on different branch (circuit breaker or fuse) circuits or install AC line filter/s. Cable/s supplied with the requirements listed in to comply with this product is too late, YAMAHA and...
... loud sounds is often undetectable until it at a safe level. q Remote Control Transmitter q Batteries (size AA, R6, UM-3) 3 If this product MUST be the source of the following parts are on different branch (circuit breaker or fuse) circuits or install AC line filter/s. Cable/s supplied with the requirements listed in to comply with this product is too late, YAMAHA and...
Owner's Manual
Page 4
q When making connections between this unit and other components to which connections are made . Compact disc player Tuner Tape deck 1 Tape deck 2 Speakers A Right Left (General model) To AC outlet Turntable Video cassette player, LD player, etc. CONNECTIONS q Before attempting to make any other components, be sure to first switch OFF the power to this unit and to any connections to or from this unit, be sure all connections are being made correctly...
q When making connections between this unit and other components to which connections are made . Compact disc player Tuner Tape deck 1 Tape deck 2 Speakers A Right Left (General model) To AC outlet Turntable Video cassette player, LD player, etc. CONNECTIONS q Before attempting to make any other components, be sure to first switch OFF the power to this unit and to any connections to or from this unit, be sure all connections are being made correctly...
Owner's Manual
Page 6
... this connector by this unit's POWER switch or the provided remote control transmitter's POWER key. REMOTE CONTROL (PHONO) connector If you have a YAMAHA turntable with a terminal for overall adjustment of the level of sound. q Use speakers with the specified impedance shown on . How to independently perform the functions of a control amplifier and a power amplifier. PRE OUT/MAIN IN terminals Removing the jumper pins enables this unit to Connect: Red: positive (+) Black: negative (-) ...
... this connector by this unit's POWER switch or the provided remote control transmitter's POWER key. REMOTE CONTROL (PHONO) connector If you have a YAMAHA turntable with a terminal for overall adjustment of the level of sound. q Use speakers with the specified impedance shown on . How to independently perform the functions of a control amplifier and a power amplifier. PRE OUT/MAIN IN terminals Removing the jumper pins enables this unit to Connect: Red: positive (+) Black: negative (-) ...
Owner's Manual
Page 7
English Illustration: AX-1070 Parts in shaded area ( ) are not present on AX-870. 2 OPERATIONS 3 1,6 TO PLAY A SOURCE 1 4 PHONES 7 PHONO 4 Select the speakers to "Setting the PHONO switch" on page 11. SPEAKERS ∞ Set to the " " position. 2 POWER 3 Select a desired input source. * If you use two speaker systems, press both the A and B switches. 5 Play the source. 6 3 * If you select turntable as an input source (PHONO position), refer to be used. Adjust to the desired output level. 7 If desired, adjust the BASS, TREBLE, BALANCE and LOUDNESS controls, etc. (Refer...
English Illustration: AX-1070 Parts in shaded area ( ) are not present on AX-870. 2 OPERATIONS 3 1,6 TO PLAY A SOURCE 1 4 PHONES 7 PHONO 4 Select the speakers to "Setting the PHONO switch" on page 11. SPEAKERS ∞ Set to the " " position. 2 POWER 3 Select a desired input source. * If you use two speaker systems, press both the A and B switches. 5 Play the source. 6 3 * If you select turntable as an input source (PHONO position), refer to be used. Adjust to the desired output level. 7 If desired, adjust the BASS, TREBLE, BALANCE and LOUDNESS controls, etc. (Refer...
Owner's Manual
Page 8
... TUNER TAPE COPY 21 PHONO AUX 5 To monitor the sound being recorded, select the tape deck being recorded. 8 q VOLUME, BASS, TREBLE, BALANCE, LOUDNESS controls and PURE DIRECT switch settings have no effect on AX-870. 3,5 3 1 TO RECORD A SOURCE TO TAPE (OR DUB FROM A TAPE TO ANOTHER) 1 Select the source to enjoy another source while recording, select it with the INPUT selector and turning up the VOLUME control. 3 3 Notes q If you want to be recorded. 4 Set the tape deck in the recording mode. Illustration: AX-1070 Parts...
... TUNER TAPE COPY 21 PHONO AUX 5 To monitor the sound being recorded, select the tape deck being recorded. 8 q VOLUME, BASS, TREBLE, BALANCE, LOUDNESS controls and PURE DIRECT switch settings have no effect on AX-870. 3,5 3 1 TO RECORD A SOURCE TO TAPE (OR DUB FROM A TAPE TO ANOTHER) 1 Select the source to enjoy another source while recording, select it with the INPUT selector and turning up the VOLUME control. 3 3 Notes q If you want to be recorded. 4 Set the tape deck in the recording mode. Illustration: AX-1070 Parts...
Owner's Manual
Page 9
... tape deck 2 or 3 (or both tape deck 2 and 3 at the same time) REC OUT 1 2/3 CD TUNER TAPE COPY 3 1/2 PHONO AUX To dub from tape deck 1 to tape deck 2 REC OUT 1 2 CD TUNER TAPE COPY 21 PHONO AUX To dub from tape deck 3 to tape deck 1 or 2 (or both tape deck 1 and 2 at the same time) REC OUT 1 2/3 CD TUNER TAPE COPY 3 1/2 PHONO AUX To dub from tape deck 2 to tape deck 1 REC OUT 1 2 CD TUNER TAPE COPY 21 PHONO AUX * Tape dubbing cannot be done from tape deck 2 to operate controls...
... tape deck 2 or 3 (or both tape deck 2 and 3 at the same time) REC OUT 1 2/3 CD TUNER TAPE COPY 3 1/2 PHONO AUX To dub from tape deck 1 to tape deck 2 REC OUT 1 2 CD TUNER TAPE COPY 21 PHONO AUX To dub from tape deck 3 to tape deck 1 or 2 (or both tape deck 1 and 2 at the same time) REC OUT 1 2/3 CD TUNER TAPE COPY 3 1/2 PHONO AUX To dub from tape deck 2 to tape deck 1 REC OUT 1 2 CD TUNER TAPE COPY 21 PHONO AUX * Tape dubbing cannot be done from tape deck 2 to operate controls...
Owner's Manual
Page 10
... either 2.5 kHz or 5 kHz for sound imbalance caused from speaker location or listening room conditions. BALANCE l 0l 2 2 3 3 4 L5 4 5R Selecting the SPEAKER system Because one or two speaker systems can be used to high and low-frequency ranges at any volume level. 1 LOUDNESS 0 9 8 67 Set to the "FLAT" position. 2 TURNOVER FREQUENCY switch These switches can be achieved. 10 SPEAKERS Adjusting the BASS and TREBLE controls BASS : Turn this clockwise to increase (or counterclockwise...
... either 2.5 kHz or 5 kHz for sound imbalance caused from speaker location or listening room conditions. BALANCE l 0l 2 2 3 3 4 L5 4 5R Selecting the SPEAKER system Because one or two speaker systems can be used to high and low-frequency ranges at any volume level. 1 LOUDNESS 0 9 8 67 Set to the "FLAT" position. 2 TURNOVER FREQUENCY switch These switches can be achieved. 10 SPEAKERS Adjusting the BASS and TREBLE controls BASS : Turn this clockwise to increase (or counterclockwise...
Owner's Manual
Page 11
... you use a high output MC cartridge, select MM position. SUBSONIC FILTER ON OFF Setting the MODE switch This switch can be set both the SPEAKERS A and B switches to the STEREO position. When listening with headphones Connect the headphones to the audio signal. PURE DIRECT Setting the PHONO switch Select either MM or MC position depending on your audio sources by turntable rumble or warped records can be cut out without losing sound...
... you use a high output MC cartridge, select MM position. SUBSONIC FILTER ON OFF Setting the MODE switch This switch can be set both the SPEAKERS A and B switches to the STEREO position. When listening with headphones Connect the headphones to the audio signal. PURE DIRECT Setting the PHONO switch Select either MM or MC position depending on your audio sources by turntable rumble or warped records can be cut out without losing sound...
Owner's Manual
Page 12
... on AX-870. Selects input source. If these keys are YAMAHA components, then this remote control transmitter will also control various functions of each key function, refer to control all the most commonly used functions of tape running. Controls compact disc player. * DISC SKIP is selected, it returns to double cassette tape deck. * For a single cassette deck with automatic reverse function, pressing DIR A will be the same. Turns the volume level up/down. If the CD player, tuner, turntable, equalizer, and tape deck connected...
... on AX-870. Selects input source. If these keys are YAMAHA components, then this remote control transmitter will also control various functions of each key function, refer to control all the most commonly used functions of tape running. Controls compact disc player. * DISC SKIP is selected, it returns to double cassette tape deck. * For a single cassette deck with automatic reverse function, pressing DIR A will be the same. Turns the volume level up/down. If the CD player, tuner, turntable, equalizer, and tape deck connected...
Owner's Manual
Page 13
... the remote control transmitter not to work correctly. Notes q Use only AA, R6, UM-3 batteries for an extended period of time. q If the remote control sensor is directly illuminated by strong lighting (especially an inverter type of them immediately. English STANDBY mode (For Europe model only) While the power is on, pressing the POWER key on mode STANDBY mode NOTES ABOUT THE REMOTE CONTROL TRANSMITTER Battery installation 1 Remote control transmitter operation range 3 2 Remote control sensor Battery replacement...
... the remote control transmitter not to work correctly. Notes q Use only AA, R6, UM-3 batteries for an extended period of time. q If the remote control sensor is directly illuminated by strong lighting (especially an inverter type of them immediately. English STANDBY mode (For Europe model only) While the power is on, pressing the POWER key on mode STANDBY mode NOTES ABOUT THE REMOTE CONTROL TRANSMITTER Battery installation 1 Remote control transmitter operation range 3 2 Remote control sensor Battery replacement...
Owner's Manual
Page 14
... connections. Adjust it cannot be defective. Firmly connect the audio plugs. Using the BASS, TREBLE, BALANCE, LOUDNESS controls and SUBSONIC FILTER switch does not affect the tone. The batteries of short circuit etc. Then, turn on will reset the protection circuit. Replace the batteries with the remote control transmitter and adjust the volume. There is not listed in the SYMPTOM column, disconnect the power cord and contact your authorized YAMAHA dealer or service center for help. Connect...
... connections. Adjust it cannot be defective. Firmly connect the audio plugs. Using the BASS, TREBLE, BALANCE, LOUDNESS controls and SUBSONIC FILTER switch does not affect the tone. The batteries of short circuit etc. Then, turn on will reset the protection circuit. Replace the batteries with the remote control transmitter and adjust the volume. There is not listed in the SYMPTOM column, disconnect the power cord and contact your authorized YAMAHA dealer or service center for help. Connect...
Owner's Manual
Page 15
... 20 kHz, 0.03% THD 130W+130W Dynamic Power per Channel (by IHF Dynamic Headroom measuring method) 8/6/4/2 ohms 220/290/360/460W 8/6/4/2 ohms 150/200/250/330W DIN Standard Output Power per Channel [Europe model only] (4 ohms, 1 kHz, 0.7% THD 250W (4 ohms, 1 kHz, 0.7% THD 185W Dynamic Headroom [General model only] 8/6 ohms 1.81 dB/1.95 dB 8/6 ohms 1.35 dB/0.97 dB IEC Power (8 ohms, 1 kHz, 0.01% THD) [Europe...
... 20 kHz, 0.03% THD 130W+130W Dynamic Power per Channel (by IHF Dynamic Headroom measuring method) 8/6/4/2 ohms 220/290/360/460W 8/6/4/2 ohms 150/200/250/330W DIN Standard Output Power per Channel [Europe model only] (4 ohms, 1 kHz, 0.7% THD 250W (4 ohms, 1 kHz, 0.7% THD 185W Dynamic Headroom [General model only] 8/6 ohms 1.81 dB/1.95 dB 8/6 ohms 1.35 dB/0.97 dB IEC Power (8 ohms, 1 kHz, 0.01% THD) [Europe...