Yamaha XM4220 Manuale del Proprietario

POWER AMPLIFIERXM6150XM4220Owner’s ManualE

10 Block DiagramNote: The block diagram indicated in the dotted frame ( ) applies only to model XM6150

11 DimensionsUnit: mmD: 319W: 480H: 132

12TroubleshootingThe following table lists the main causes of abnormal operation and the corrective measures required as well as theprotective circuit

YAMAHA CORPORATIONV455890 R0 1 AP 16 Pro Audio Division, #18/3P.O. Box 3, Hamamatsu, 430-8651, JapanNP Printed in Taiwan

2IntroductionThank you for purchasing a Yamaha 6150, or 4220 XM Series Power Amplifier.The XM Series of power amplifiers was developed from Yamaha’s w

3PrecautionsContentsControls and Functions ... 4Front Panel ...

4Controls and Functions Front Panel1 POWER switch and indicatorThis is the main POWER switch. Press to turn on theamplifier. Press it again to turn o

5 Rear Panel1 HPF switchesThese switches are used to turn on and off the HPF(High Pass Filter) for each channel. When set to ON,frequencies below 80

67 GND terminalsThis is the grounding screw terminal. If hum or noise occurs, ground (earth) the unit via this jack, or try connecting itto the chassi

7Connection Using a Euroblock connector1. If the wire insertion ports are closed, turn the screwson top of the connector counterclockwise to open the

8Air FlowThis unit uses a forced cooling system in which air comes in through the front opening and goes out the sides andrear.4-6.5 x 1188463480Unit

9Specifications General SpecificationsXM6150 XM4220Power Output Level (Rated Power) 8Ω 100 W x 6 140 W x 420 Hz~20 kHz 4Ω 120 W x 6 180 W x 4THD+N= 0