User manual YAMAHA XH150

[. . . ] · Variable-speed low-noise fan(s) ensures high reliability even under demanding conditions. In order to take full advantage of your XH150 and enjoy long and trouble-free operation, please read this owner's manual carefully before use. WARNING: THIS APPARATUS MUST BE EARTHED IMPORTANT THE WIRES IN THIS MAINS LEAD ARE COLOURED IN ACCORDANCE WITH THE FOLLOWING CODE: GREEN-AND-YELLOW : BLUE : BROWN : EARTH NEUTRAL LIVE As the colours of the wires in the mains lead of this apparatus may not correspond with the coloured markings identifying the terminals in your plug, proceed as follows: The wire which is coloured GREEN and YELLOW must be connected to the terminal in the plug which is marked by the letter E or by the safety earth symbol or coloured GREEN and YELLOW. The wire which is coloured BLUE must be connected to the terminal which is marked with the letter N or coloured BLACK. The wire which is coloured BROWN must be connected to the terminal which is marked with the letter L or coloured RED. [. . . ] Using other types of cables is a fire hazard. Do not use this amplifier for any purpose other than driving loudspeakers. XLR-type connectors are wired as follows: pin 1: ground, pin 2: hot (+), and pin 3: cold (­). Using a mobile telephone near this unit may induce noise. If noise occurs, use the telephone away from the unit. Clean the contacts of the phone plug before connecting it to the SPEAKERS jack of this unit. Dirty contacts may generate heat. · · · · · · · · · · · · · · · · · Contents Controls and Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Rear Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Connecting Speakers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Caution for Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Rack Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Mounting in an EIA standard rack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 General Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 3 Controls and Functions s Front Panel POWER 1 ON OFF 2 3 4 POWER SIGNAL CLIP PROTECTION CLIP SIGNAL CH A CH B 1 POWER switch and indicator This is the main POWER switch. The POWER indicator lights up when the amplifier is powered ON. 4 PROTECTION indicators These LED indicators light up to indicate that the protection circuit is working. The speaker system is disconnected from the amplifier outputs and no sound is output from the speakers. The protection circuit is activated in the following situations: · When the amplifier is powered on: The protection circuit is activated for approximately 3 seconds when the amplifier is powered on. [. . . ] Refer to page 5 for speaker porality. * Shown actual size. At this time make sure that the bare ends of the speaker cables do not extend from the terminals in such a way that they touch the chassis. 15mm* Wire should not touch the chassis. 4. 90°C) Low/~50°C, Variable/50~70°C, High/70°C~ RL 16 US & Canada Europe Other Idling 1/8 output power, 32 Maximum output, 32 Dimensions (W x H x D) Weight 120 V, 60 Hz 230 V, 50 Hz 240 V, 50 Hz 350 W/450 VA 45 W 350 W 850 W 480 x 132 x 319 mm 16 kg f= 20 Hz~50 kHz Vol. min. Connectors Input Output Indicators POWER PROTECTION CLIP SIGNAL Protection Circuits Fan Speed PC limiter Power Requirements Power Consumption 0 dB=0. 775 Vrms, Half Power=1/2 Power Output Level (Rated Power) Specifications subject to change without notice. For European Model Purchaser/User Information specified in EN55103-1 and EN55103-2. [. . . ]