Yamaha PC4800N Owner's Manual

POWER AMPLIFIEROwner’s ManualE

10Air FlowThis unit uses a forced cooling system in which air comes in through the front opening and goes out the rear.4-6.5 x 1188463480Unit : mm2484

11Specifications General SpecificationsPC9500N PC4800N120 V (US)/ 240 V (A)230 V (EU)120 V (US)/ 240 V (A)230 V (EU)Power Output Level (Rated Power)

12 Block Diagram

13 DimensionsUnit: mm480884564643802625 30 370 30 25

14TroubleshootingThe following table lists the main causes of abnormal operation and the corrective measures required as well as theprotective circuit

YAMAHA CORPORATIONV853450 R11 AP 16 Pro Audio & Digital Musical Instrument DivisionP.O. Box 3, Hamamatsu, 430-8651, JapanNP Printed in Taiwan

2WARNING: THIS APPARATUS MUST BE EARTHEDIMPORTANTTHE WIRES IN THIS MAINS LEAD ARE COLOURED IN ACCORDANCE WITH THE FOLLOWING CODE: GREEN-AND-Y

3PrecautionsWARNINGInstallation• Connect this unit’s power cord only to an AC outlet of thetype stated in this Owner’s Manual or as marked on the unit

4CAUTIONInstallation• Keep this unit away from the following locations:- Locations exposed to oil splashes or steam, such as nearcooking stoves, humid

5IntroductionThank you for purchasing a Yamaha PC9500N, or PC4800N Series Power Amplifier.The PC Series of power amplifiers was developed from Yamaha’

6Controls and Functions Front Panel1 POWER/STAND-BY switch and indicatorThis turns the power of the amplifier on/off. Whenyou press the switch to tur

7 Rear Panel1 XLR inputsThese balanced XLR-3-31 type connectors are used toconnect input signals. They are wired pin 1–ground,pin 2–hot (+), and pin

8 Speaker connectionsSpeakers can be connected to this amplifier in the following two ways. The speaker impedance will depend on theconnection method

9Connection Using a Euroblock connector1. If the wire insertion ports are closed, turn the screwson top of the connector counterclockwise to open the