Owner's Manual
Page 2
... E or by the manufacturer, or sold with the letter N or coloured BLACK. A polarized plug has two blades with one wider than the other apparatus (including amplifiers) that may not correspond with the following code: GREEN-AND-YELLOW : EARTH BLUE : NEUTRAL BROWN : LIVE As the colours of the wires in accordance with...
... E or by the manufacturer, or sold with the letter N or coloured BLACK. A polarized plug has two blades with one wider than the other apparatus (including amplifiers) that may not correspond with the following code: GREEN-AND-YELLOW : EARTH BLUE : NEUTRAL BROWN : LIVE As the colours of the wires in accordance with...
Owner's Manual
Page 3
...up inside this unit are a fire hazard. cover the unit with a damaged power cord is not adequate, the unit will not use this amplifier for a long period of the type stated in malfunction. If the airflow is a fire and electrical shock hazard. ● Should this unit... be careful not to do not - Locations subject to excessive humidity or dust accumulation. ● Do not place the power cord close to amplifier outputs. Use the correct connecting cables and connect as near cooking stoves, humidifiers, etc. - CAUTION Installation ● Keep this unit. Unstable ...
...up inside this unit are a fire hazard. cover the unit with a damaged power cord is not adequate, the unit will not use this amplifier for a long period of the type stated in malfunction. If the airflow is a fire and electrical shock hazard. ● Should this unit... be careful not to do not - Locations subject to excessive humidity or dust accumulation. ● Do not place the power cord close to amplifier outputs. Use the correct connecting cables and connect as near cooking stoves, humidifiers, etc. - CAUTION Installation ● Keep this unit. Unstable ...
Owner's Manual
Page 4
...of the product during operation. Company names and product names used . Modifications not expressly approved by Yamaha may void your FCC authorization to use the product. 2. For correct operation - IMPORTANT NOTICE: ...a mobile phone near this product in the USA. * This applies only to products (KAX-5000) distributed by the FCC, to use this unit may not match the actual appearance... of their respective owners. Always turn the power off when the amplifier is not in this manual, meets FCC requirements. Illustrations in this Owner's Manual are...
...of the product during operation. Company names and product names used . Modifications not expressly approved by Yamaha may void your FCC authorization to use the product. 2. For correct operation - IMPORTANT NOTICE: ...a mobile phone near this product in the USA. * This applies only to products (KAX-5000) distributed by the FCC, to use this unit may not match the actual appearance... of their respective owners. Always turn the power off when the amplifier is not in this manual, meets FCC requirements. Illustrations in this Owner's Manual are...
Owner's Manual
Page 5
... three models: KAX-5000, KAX-3500 and KAX-2500 power amplifiers. The TEMP indicator lights up -and sound output is automatically muted-whenever the unit's protective circuitry is running hot. • Variable-speed low-noise fans ensure high reliability. These KAX-series amplifiers fully incorporate Yamaha's renown technological ... Thank you will be able to take full advantage of the amplifier's superlative features and enjoy trouble-free operation for your purchase of the YAMAHA KAX-5000, KAX3500 or KAX-2500 power amplifier. With LOW CUT or SUBWOOFER selected, you can adjust the ...
... three models: KAX-5000, KAX-3500 and KAX-2500 power amplifiers. The TEMP indicator lights up -and sound output is automatically muted-whenever the unit's protective circuitry is running hot. • Variable-speed low-noise fans ensure high reliability. These KAX-series amplifiers fully incorporate Yamaha's renown technological ... Thank you will be able to take full advantage of the amplifier's superlative features and enjoy trouble-free operation for your purchase of the YAMAHA KAX-5000, KAX3500 or KAX-2500 power amplifier. With LOW CUT or SUBWOOFER selected, you can adjust the ...
Owner's Manual
Page 6
...sink rises above 1%-indicating that protection is set ON. (See page 7.) 8 Air intakes The amplifier uses forced-air cooling. To provide protection, the unit will not output any sound from the amplifier. (2) Adjust the security cover to remove the four attach- ment screws from the speakers while this... "clipping" has occurred because the signal level is corrected, the indicator goes off . NOTE: If you do not come on at the amplifier outputs. The POWER indicator lights up green when the power is ON. 2 TEMP indicator Lights up red if the heat sink temperature exceeds ...
...sink rises above 1%-indicating that protection is set ON. (See page 7.) 8 Air intakes The amplifier uses forced-air cooling. To provide protection, the unit will not output any sound from the amplifier. (2) Adjust the security cover to remove the four attach- ment screws from the speakers while this... "clipping" has occurred because the signal level is corrected, the indicator goes off . NOTE: If you do not come on at the amplifier outputs. The POWER indicator lights up green when the power is ON. 2 TEMP indicator Lights up red if the heat sink temperature exceeds ...
Owner's Manual
Page 7
... 2 ON/OFF switch If you set by the FREQUENCY adjustment knob. LOW CUT Use a high-pass filter. You can then use this switch ON, the amplifier adds low-frequency compensation so as follows. The results (the actual change in the low-frequency balance) will vary accord- The... amplifier outputs the frequencies that this switch is effective only if the FILTER switch is set to adjust the cutoff frequency. hot 21 ground 3 cold • ...
... 2 ON/OFF switch If you set by the FREQUENCY adjustment knob. LOW CUT Use a high-pass filter. You can then use this switch ON, the amplifier adds low-frequency compensation so as follows. The results (the actual change in the low-frequency balance) will vary accord- The... amplifier outputs the frequencies that this switch is effective only if the FILTER switch is set to adjust the cutoff frequency. hot 21 ground 3 cold • ...
Owner's Manual
Page 8
... BRIDGE output jacks. If you must use this switch to select the operating mode. • STEREO mode Channels A and B operate independently (as with a conventional stereo amplifier). 4 STEREO/PARALLEL/BRIDGE switch Use this terminal to connect to ground or to connect to the chassis of the mixer, preamp, or other device in...
... BRIDGE output jacks. If you must use this switch to select the operating mode. • STEREO mode Channels A and B operate independently (as with a conventional stereo amplifier). 4 STEREO/PARALLEL/BRIDGE switch Use this terminal to connect to ground or to connect to the chassis of the mixer, preamp, or other device in...
Owner's Manual
Page 9
... + 1+ - 1- 1+ + 1- - 2+ + 2- - Minimum speaker impedance: 8 Ω Minimum speaker impedance: 4 Ω 9 Speaker Connections ■ Speaker impedance Speakers can be sure that speaker impedance will vary according to the amplifier as shown below . Note that your speakers' impedance is not less than the relevant minimum value indicated below . Please be connected to the connection method...
... + 1+ - 1- 1+ + 1- - 2+ + 2- - Minimum speaker impedance: 8 Ω Minimum speaker impedance: 4 Ω 9 Speaker Connections ■ Speaker impedance Speakers can be sure that speaker impedance will vary according to the amplifier as shown below . Note that your speakers' impedance is not less than the relevant minimum value indicated below . Please be connected to the connection method...
Owner's Manual
Page 10
... to page 9 for speaker polarities. * Speaker cable * Actual size Be sure that the bare wire ends do not jut out from the end of the amplifier, and turn clockwise to securely clamp the wires. Phone jack (1) Turn off the POWER switch. (2) Insert the phone plug into the Speakon connec- Tighten the...
... to page 9 for speaker polarities. * Speaker cable * Actual size Be sure that the bare wire ends do not jut out from the end of the amplifier, and turn clockwise to securely clamp the wires. Phone jack (1) Turn off the POWER switch. (2) Insert the phone plug into the Speakon connec- Tighten the...
Owner's Manual
Page 11
Rack Mounting Mounting in a standard EIA rack If you are mounting multiple power amplifiers in a rack, be sure to use metal brackets (one on each side) to support the rear of amplifiers in an open-backed rack Install a ventilation panel as shown below. Also be sure to ...install ventilation panel(s) as shown below. Ventilation panel (Attach to four amplifiers in a close-backed rack Install ventilation panels above and below . 11 Note: EIA stands for Electronic Industries Alliance. Ventilation panel(s) Use 1U...
Rack Mounting Mounting in a standard EIA rack If you are mounting multiple power amplifiers in a rack, be sure to use metal brackets (one on each side) to support the rear of amplifiers in an open-backed rack Install a ventilation panel as shown below. Also be sure to ...install ventilation panel(s) as shown below. Ventilation panel (Attach to four amplifiers in a close-backed rack Install ventilation panels above and below . 11 Note: EIA stands for Electronic Industries Alliance. Ventilation panel(s) Use 1U...
Owner's Manual
Page 15
...) or 8 Ω (BRIDGE mode). Check the amplifier ventilation conditions and take appropriate measures to protect the power transistors. Consult your dealer or the nearest Yamaha service center. The relay operates to [W]. KAX-5000 Indicator(s) Possible Cause Remedy Protection Circuit Power has ... around the amplifier. The heat sink temperature has exceeded 95°C (203°F). The thermal protection circuit operates to protect the speaker system. 15 KAX-3500, KAX-2500 Indicator(s) PROTECTION indicator lights. Consult your dealer or the nearest Yamaha service center....
...) or 8 Ω (BRIDGE mode). Check the amplifier ventilation conditions and take appropriate measures to protect the power transistors. Consult your dealer or the nearest Yamaha service center. The relay operates to [W]. KAX-5000 Indicator(s) Possible Cause Remedy Protection Circuit Power has ... around the amplifier. The heat sink temperature has exceeded 95°C (203°F). The thermal protection circuit operates to protect the speaker system. 15 KAX-3500, KAX-2500 Indicator(s) PROTECTION indicator lights. Consult your dealer or the nearest Yamaha service center....