User manual YAMAHA T5N/T4N/T3N ANNEXE 1

[. . . ] Owner’s Manual Bedienungsanleitung Mode d’emploi Manual de instrucciones EN DE FR ES ZH JA FCC INFORMATION (U. S. A. ) 1. IMPORTANT NOTICE: DO NOT MODIFY THIS UNIT! This product, when installed as indicated in the instructions contained in this manual, meets FCC requirements. Modifications not expressly approved by Yamaha may void your authority, granted by the FCC, to use the product. IMPORTANT: When connecting this product to accessories and/or another product use only high quality shielded cables. [. . . ] • Do not use this device for any purpose other than driving loudspeakers. Maintenance • Inspect the cooling fan air filter and clean it periodically (see page 11). Dust and dirt can seriously degrade the effectiveness of the cooling fan and result in malfunction or fire. • Remove the power plug from the AC outlet when cleaning the device. XLR-type connectors are wired as follows (IEC60268 standard): pin 1: ground, pin 2: hot (+), and pin 3: cold (-). Yamaha cannot be held responsible for damage caused by improper use or modifications to the device, or data that is lost or destroyed. Always turn the power off when the device is not in use. The performance of components with moving contacts, such as switches, volume controls, and connectors, deteriorates over time. Consult qualifi ed Yamaha service personnel about replacing defective components. Illustrations in this manual are for explanatory purposes only, and may not match the actual appearance of the product during operation. • Balanced XLR connector and Euroblock connector inputs, and Speakon connector and five-way binding post outputs are provided. • SIGNAL indicator, CLIP indicator and MUTE indicator and sophisticated dB step Volume control are provided for each channel. • PROTECTION indicator that shows the state of various protection systems (power On/Off detection, output protection, DC detection), a TEMP indicator that indicates heat sink overheating, and a POWER/STANBY indicator that indicates the power status are provided. • The T5n enables parallel connection of multiple high-impedance speakers that support 100 V line output. • The T3n enables parallel connection of multiple high-impedance speakers that support 70 V line output. • An optional external amp control device, such as the ACD1 or ACU16-C, enables you to monitor or control the amplifier via a network. For the latest information about amp control units, please visit our website: http://www. yamahaproaudio. com/ This Owner’s Manual applies to the three models: T5n, T4n and T3n power amplifiers. Please read through this manual carefully before beginning use, so that you will be able to take full advantage of your power amp’s superlative features and enjoy trouble-free operation for years to come. Accessories Owner’s Manual Two handles Four flat-head screws Two Euroblock connectors Index Controls and Functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Rear Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 T5n/T4n/T3n Owner’s Manual 5 Controls and Functions ■ Front Panel 2 6 5 6 T5n 0 9 1 43 7 8 7 MUTE indicator 9 0 1 POWER switch and indicator Press to toggle the power on or off. If the amplifier is connected to an amp control device such as the ACD1 or ACU16-C and the amplifier has been commanded to enter STANDBY mode, this indicator will light orange. This indicator will light red if the amplifier is muted by an amp control device such as the ACD1 or ACU16-C. This indicator will also light red while the PROTECTION indicator is ON. 8 Volume control knobs Each control knob adjusts the volume of the corresponding channel, in 31 steps from -∞ dB to 0 dB. Note: Screw holes for security cover These four screw holes are for attaching a security cover to protect the volume setting. Since a security cover and screws are not included in the amplifier, please prepare a security cover the same size as indicated below and four M3 screws. 2 TEMP indicator Lights up red if the heat sink temperature exceeds 85°C (185°F). 3 PROTECTION indicator When the protection system is active, the indicator lights in red. No sound will be output from the speakers, since the speakers are automatically disconnected from the amplifier’s outputs. [. . . ] Remove the two screws that secure the front filter grilles to the amplifier. If the filter elements are exceptionally dirty, mild detergent may be used. Dry the filter elements completely. Never replace the filter elements while they are still wet. 6. Replace the filter elements on the air intakes, hook the front filter grilles on the amplifier, and secure them using the screws. [. . . ]