English dropdown-ico

Manual Dynacord DPA 4140

23 pages 0.34 mb
Download

Go to site of 23

Summary
  • Dynacord DPA 4140 - page 1

    23 POWER AMPLIFIER DPA 4120 / DPA 4140 OWNER'S MANUAL 40 0 W A TT S P O W E R A M P L I F I E R P R O T E C T S T A ND B Y T E S T D P A 4 140 G R O UND F A U L T C L I P 0d B - 13d B R EA D Y Performance Features Power amplifier with 200 W or 400 W output power according to the IEC 283-3 standard within a 19“ - cabinet (3 HU) providing the ...

  • Dynacord DPA 4140 - page 2

    24 ...

  • Dynacord DPA 4140 - page 3

    25 Indicators, controls and connections 400 W A TT S P O W E R A M P L I F I E R G R O UN D F A U L T C L I P 0d B - 13d B R EA D Y P R O T E C T S T A N D BY T ES T D PA 414 0 8 6 7 1 2 3 4 5 P O W E R + 1 1 5 V / 2 30 V A C 5 0 - 60 H z T 8 A F O R 1 15 V T 4 A F O R 2 30 V G R O U ND E D U N G R O UND E D CH AS S I S S W I T CH C I RC U I T T O ...

  • Dynacord DPA 4140 - page 4

    26 19 CIRCUIT ⊥ TO CHASSIS SWITCH 20 DC INPUT 24V = (battery) 21 IDENT ADDRESS switch 22 REMOTE CONTROL connectors 23 STATUS indicator A locking screws power supply printed board B locking screws INPUT MODULE Contents Performance Features ............................................................................................................. ...

  • Dynacord DPA 4140 - page 5

    27 14.3 NRS 90222 remote module ......................................................................................................... 69 14.4 NRS 90224 pilot tone and ground fault surveillance ........................................................................ 70 15. Warranty ................................................................ ...

  • Dynacord DPA 4140 - page 6

    28 DPA 4120 : For 115V AC operation, the mains fuse (11) has to be replaced by a slow blowing 4 ampere type , labeled " T4A " (see also paragraph 11.1). DPA 4140 : For 115V AC operation, the mains fuse (11) has to be replaced by a slow blowing 8 ampere type , labeled " T8A " (see also paragraph 11.2). If the appliance is correct ...

  • Dynacord DPA 4140 - page 7

    29 figure 1 connections of the input sockets figure 2 LF cable for coupling two amplifiers DPA 41xx 5. Outputs 5.1 POWER OUTPUT The power output is balanced and off-ground potential. The output is factory-configured for the connection of 100V loudspeaker systems. Connection has to be performed by inserting the supplied 5-pole plug into the power ou ...

  • Dynacord DPA 4140 - page 8

    30 of 200W (connection impedance 50 ohms) with the DPA 4120, respectively 400W (connection impedance 25 ohms) with the DPA 4140. Connection is performed using the 100V output (17) (see also figure 3). In a few special cases it is also possible to operate the loudspeaker systems with 70V or 50V output voltage (see also paragraph 7). Caution It is po ...

  • Dynacord DPA 4140 - page 9

    31 6.1 STANDBY indicator When the appliance is correctly connected and mains and/or battery power is present, the green STANDBY indicator (4) will light. 6.2 READY indicator Both amplifiers, the DPA 4120 and the DPA 4140, employ power-on switching delays of approximately 3 sec. to effectively eliminate power-on switching noise. After this time, the ...

  • Dynacord DPA 4140 - page 10

    32 output bridge B411 to 100 V B407 70 V B408 50 V B409 4 ohms B410 table 1 bridge B411 settings figure 5 coding-bridges S405 / S406 settings switching the output voltage output recognitio n OUTPUT CONFIG Caution It is possible that during operation shock-hazard output voltages can be present at the POWER OUTPUT connector (>34V peak value). Thus ...

  • Dynacord DPA 4140 - page 11

    33 Note: Functioning changes in the models DPA 4120 (starting with serial numbers: 100 11) and DPA 4140 (starting with serial numbers: 100 11) in association with the input module NRS 90225: To achieve reliable attenuation of switching noise (knacks), the monitor output stays muted as long as the READY -relay is not pulled. Because of circuit desig ...

  • Dynacord DPA 4140 - page 12

    34 - re-insert the input module and tighten the locking screws (B). 8.4 NRS 90227 output transformer for the floating, balanced monitor output In case that floating monitor outputs are required, the outputs of the INPUT MODULE NRS 90225 and REMOTE MODULE NRS 90222 are prepared for retrofitting output transformers. If so, it is necessary to addition ...

  • Dynacord DPA 4140 - page 13

    35 Output Transformer NRS 90227 figure 6 printed board assemb ly 81338 showing the input transformer NRS 90208 and the output transformer NRS 90 227 Input Transformer NRS 90208 Output Transformer 90 227 figure 7 printed board assembly 81339 showing the input transformer NRS 90208 and the output transformer NRS 90 227 8.5 NRS 90224 pilot tone & ...

  • Dynacord DPA 4140 - page 14

    36 When off-ground potential loudspeaker cable networks are employed we recommend insulation-monitoring using the ground fault surveillance module NRS 90224. Error recognition: An occurring ground fault either signals that one of the cables is damaged - which most likely point towards a total line interruption in the near future - or that connectio ...

  • Dynacord DPA 4140 - page 15

    37 figure 8 printed board assembly 84187 in the DPA 4120 showing the NRS 90224 pilot tone & ground fault surveillance and the bridges B411 and S405, S406 for switching the output voltage; inserted B 411 ...

  • Dynacord DPA 4140 - page 16

    38 NRS 90 224 figure 9 printed board assembly 84175 in the DPA 4140 showing the NRS 90224 pilot tone & ground fault surveillance and the bridges B411 and S405, S406 for switching the output voltage; inserted Checking the pilot tone surveillance function: When the NRS 90224 is installed and the power amplifier is switched on, the green READY ind ...

  • Dynacord DPA 4140 - page 17

    39 Checking the ground fault surveillance function: When the NRS 90224 is installed and the power amplifier is switched on, the green READY indicator (7) has to light. Utilizing an external switch to connect one pole of the 100V-loudspeaker network via a 47 k ohms resistor for approximately 5 seconds to ground potential, the corresponding red GROUN ...

  • Dynacord DPA 4140 - page 18

    40 F 503 F 502 figure 10 printed board assembly 85270 in the DPA 4120 showing the DC fuses F502 and F503 ...

  • Dynacord DPA 4140 - page 19

    41 F 503 F 502 figure 11 printed board assembly 85268 in the DPA 4140 showing the DC fuses F502 and F503 ...

  • Dynacord DPA 4140 - page 20

    42 F 601 F 602 figure 12 printed board assemblies 86243 DPA 4120 and DPA 4140 showing the AC fuses F601 and F602 Caution Before opening the appliance, make sure to disconnect the mains and/or battery power source! Replacing the fuses F502 and F503 (only to be carried out by the experienced service technician!) The battery fuses F502 and F503 are lo ...

  • Dynacord DPA 4140 - page 21

    43 Caution For security reasons it is necessary to ensure that, after the installation is completed, all wiring located beneath the power supply input PCB are within a distance of at least 6 mm to the printed board assembly. 12. Specifications 12.1 DPA 4120 power amplifier 200 W power supply: mains operation 115 V / 230 V~ AC, ±10 % mains frequenc ...

  • Dynacord DPA 4140 - page 22

    44 ambient temperature range +5 °C .. +40 °C dimensions (W x H x D) 483 x 132 x 345 mm depth with / without connections max. 400 mm / max. 340 mm weight without extensions 13.2 kg finish anthracite 12.2 DPA 4140 power amplifier 400 W power supply: mains operation 115 V / 230 V~ AC, ± 10 % mains frequency 50 - 60 Hz security class I mains operati ...

  • Dynacord DPA 4140 - page 23

    45 interfering voltage (A) ≤ 1.2 mV = -56 dBu features of the monitor output: electronically balanced nominal output voltage 2 V = + 8.2 dBu nominal load impedance 600 ohms ambient temperature range +5 °C .. +40 °C dimensions (W x H x D) 483 x 132 x 345 mm depth with / without connections max. 400 mm / 340 mm weight without extensions 16.7 kg f ...

Manufacturer Dynacord Category Car Amplifier

Documents that we receive from a manufacturer of a Dynacord DPA 4140 can be divided into several groups. They are, among others:
- Dynacord technical drawings
- DPA 4140 manuals
- Dynacord product data sheets
- information booklets
- or energy labels Dynacord DPA 4140
All of them are important, but the most important information from the point of view of use of the device are in the user manual Dynacord DPA 4140.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Dynacord DPA 4140, service manual, brief instructions and user manuals Dynacord DPA 4140. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Dynacord DPA 4140.

Similar manuals

A complete manual for the device Dynacord DPA 4140, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Dynacord DPA 4140 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Dynacord DPA 4140.

A complete Dynacord manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Dynacord DPA 4140 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Dynacord DPA 4140, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Dynacord DPA 4140, that we can find in the current document
3. Tips how to use the basic functions of the device Dynacord DPA 4140 - which should help us in our first steps of using Dynacord DPA 4140
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Dynacord DPA 4140
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Dynacord DPA 4140 in a specific country, if it was not possible to solve the problem on our own.

Do you have a question concerning Dynacord DPA 4140?

Use the form below

If you did not solve your problem by using a manual Dynacord DPA 4140, ask a question using the form below. If a user had a similar problem with Dynacord DPA 4140 it is likely that he will want to share the way to solve it.

Copy the text from the picture

Captcha
New picture

Comments (0)