DenonメーカーPMA-2020AEの使用説明書/サービス説明書
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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.
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.
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.
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.
Preparations 3 F Cables used for connections v page4 F Connecting the speakers v page4 F Connecting players v page6 F Connecting a recorder v page7 F Connecting the power cord v page7 Preparations Here, we explain the connections and set up methods for this unit.
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.
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.
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.
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.
Operations 8 F Before use v page9 F Starting playback v page9 F Starting recording v page10 F Setting the Auto Standby mode v page10 Operations Here, we explain functions and operations that let you make better use of this unit.
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.
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.
Information 11 F Part names and functions v page12 F Troubleshooting v page16 F Specifications v page17 Information Here, we list various information related to this unit.
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 ····················.
13 Rear panel u i o y q e w r t t q Input connectors (INPUTS) ··················································· ( 6 , 7 ) w Power amplifier direct.
14 q AMPLIFIER button ( X ) ···························· ( 9 , 10 ) w VOLUME buttons ( df ) ································ ( 9 ) e MUTING .
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.
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.
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.
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.
D&M Holdings Inc. 3520 10200 00AD V00 www.denon.com.
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