Denon PMA-2020AE инструкция обслуживания

PMA -2020AE INTEGRA TED AMPLIFIER Owner ’ s Manual Pr eparations Operations Infor mation[...]

I n SAFETY PRECAUTIONS CA UTION RISK OF ELECTRIC SHOCK DO NO T OPEN CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence [...]

II n NO TES ON USE WARNINGS • Avoid high temperatures. Allow for sufficient heat dispersion when installed in a rack. • Handle the power cord carefully. Hold the plug when unplugging the cord. • Keep the unit free from moisture, water, and dust. • Unplug the power cord when not using the unit for long periods of time. • Do[...]

1 Thank you for purchasing this DENON product. To ensure proper operation, please read this owner’s manual carefully before using the product. After reading them, be sure to keep them for future reference. Getting started Preparations ························································?[...]

2 Features Advanced UHC-MOS Single Push-pull Circuit The new generation UHC-MOS FET is employed for the power amplifier output stage. The steady current is scaled up from 30 A to 70 A and the instantaneous current from 120 A to 210 A. The operation stability affected by the temperature fluctuation is improved by using the dual FET selected first[...]

Preparations 3 F Cables used for connections v page4 F Connecting the speakers v page4 F Connecting players v page6 F Connecting a recorder v page7 F Connecting the power cord v page7 Preparations Here, we explain the connections and set up methods for this unit. Pr eparations Operations Infor mation Pr eparations[...]

4 Connections for all compatible audio signal format is described in this operating instructions. Please select the types of connections corresponding to the equipment you are connecting. NOTE • Do not plug in the power cord until all connections have been completed. • When making connections, also refer to the operating instructions of t[...]

5 Connecting the speakers Speaker A/B connection • The same signal is output from the SYSTEM (A) and (B) terminals. • When only one set of speakers is to be connected, use either the SYSTEM (A) or (B) terminals. w q w q (R) (L) w q w q (R) (L) Speakers A Speakers B Speaker impedance Use speakers with impedances within the ranges shown bel[...]

6 Connecting the speakers Bi-wiring connection • When bi-wiring with bi-wireable speakers, connect the mid and high range terminals to SYSTEM (A) (or SYSTEM (B)), the low range terminals to SYSTEM (B) (or SYSTEM (A)). • This enables playback with minimal interference between the high-range speaker unit and the low-range speaker unit. w q [...]

7 Connecting the power cord Wait until all connections have been completed before connecting the power cord. To household power outlet (AC 230 V, 50/60 Hz) Power cord (supplied) NOTE • Insert the plugs securely. Loose connections will result in the generation of noise. • Do not use any cord other than the provided power cord. Connecting a[...]

Operations 8 F Before use v page9 F Starting playback v page9 F Starting recording v page10 F Setting the Auto Standby mode v page10 Operations Here, we explain functions and operations that let you make better use of this unit. Pr eparations Operations Infor mation Operations[...]

9 Before use 1 Turn the VOLUME on the main unit all the way down. 2 Set SOURCE DIRECT on the main unit to “ j OFF”. 3 Set BASS , TREBLE and BALANCE on the main unit to the center positions. 4 Press X on the main unit. The power indicator blinks red for several seconds, then lights green. Turning the power off 1 Press AMPLIFIER X . The power is [...]

10 Setting the Auto Standby mode With the Auto Standby ON, this unit will automatically enter the standby mode after about 30 continuous minutes of stop mode with no operation. • The default setting is “On”. Press and hold AMPLIFIER X for at least 5 seconds. • Auto Standby mode is switched between Off and On. • The Power indicato[...]

Information 11 F Part names and functions v page12 F Troubleshooting v page16 F Specifications v page17 Information Here, we list various information related to this unit. Please refer to this information as needed. Pr eparations Operations Infor mation Infor mation[...]

12 Front panel Q2 Q1 Q0 o w q e r t y u i Part names and functions For buttons not explained here, see the page indicated in parentheses ( ). q Power indicator ········································································· ( 9 ) Indicates the status of the unit’s [...]

13 Rear panel u i o y q e w r t t q Input connectors (INPUTS) ··················································· ( 6 , 7 ) w Power amplifier direct connectors (POWER AMP DIRECT) ···························································?[...]

14 q AMPLIFIER button ( X ) ···························· ( 9 , 10 ) w VOLUME buttons ( df ) ································ ( 9 ) e MUTING button ············································ ( 9 ) r Input source select buttons (INPUT SELECT) ·?[...]

15 Remote control unit Inserting the batteries q Remove the rear lid in the direction of the arrow and remove it. w Load the two batteries properly as indicated by the marks in the battery compartment. R03/AAA e Put the rear cover back on. NOTE • Insert the specified batteries in the remote control unit. • Replace the batteries with new [...]

16 Troubleshooting If a problem occurs, first check the following: 1. Are the connections correct? 2. Is the unit being operated as described in the owner’s manual? 3. Are the other components operating properly? If this unit does not operate properly, check the items listed in the table below. If the problem persist there may be a malfunction. [...]

17 Specifications n Power amplifier section Rated Output Power: 2-channel driving (CD → SP OUT) 80 W + 80 W (8 Ω, 20 Hz – 20 kHz, T.H.D. 0.07 %) Dynamic power: 160 W + 160 W (4 Ω, DIN, 1 kHz, T.H.D. 0.7 %) High frequency distortion: 0.01 % (Rated output: –3 dB), 8 Ω, 1 kHz Output terminals: Speaker A or B: 4 – 16 Ω A + B: 8 – 16 Ω [...]

18 Dimensions Unit : mm 394.0 434.2 261.3 69.5 63.2 20.0 161.5 181.5 434.0 344.0 61.0 45.0 45.0 26.0 14.2 Weight : 24.4 kg Pr eparations Operations Infor mation Infor mation[...]

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