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ESR2800D
User Guide
The Future of Sound.
Made Perfectly Clear.
At KV2 Audio our vision is to constantly develop technologies
that eliminate distortion and loss of information providing
a true dynamic representation of the source.
Our aim is to create audio products that absorb you,
place you within the performance and deliver a listening
experience beyond expectations.
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Summary of Contents for KV2 Audio ESR2800D
- Page 1 User Guide The Future of Sound. Made Perfectly Clear. At KV2 Audio our vision is to constantly develop technologies that eliminate distortion and loss of information providing a true dynamic representation of the source. Our aim is to create audio products that absorb you, place you within the performance and deliver a listening experience beyond expectations.
- Page 3 ESR2800D · Important Safety Instructions Important Safety Instructions Before using your ESR2800D Amplifier, be sure to carefully read the applicable items of these operating instructions and the safety suggestions. 1. Read all product instructions. 2. Keep printed instructions, do not throw away.
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Page 4: Table Of Contents
ESR2800D · Contents Contents Introduction Introduction / Dimensions Getting Started 4 - 5 Unpacking / Amplifier rack mounting / Cooling AC Requirements Front Panel Rear Panel 7 - 8 Display menu description Web-server Remote management 11 - 14 Overview Channels... -
Page 5: Introduction
• Classical and opera concerts Introduction The ESR2800D is three-way, active control and amplification system specially designed for the KV2 Audio ESR full range series loudspeaker systems. It houses all signal processing and amplification, as well as providing control and crossover function for an external subwoofer cabinet if needed utilizing an external amplifier. -
Page 6: Getting Started
Amplifier rack mounting The ESR2800D Amplifier is 4 rack units in height and will mount in standard 19" rack systems. Integral rear mounting rack ears are also provided for additional support, do not rely on fixing and mounting the amplifier using just the front panel as support. -
Page 7: Ac Requirements
ESR2800D · Getting Started AC Requirements Two PowerCon cables are provided to connect the ESR2800D Amplifier to a suitable AC power supplies. Each cable powers each separate amplifier channel for sufficient current delivery. THE ESR2800D REQUIRES A GROUND CONNECTION. ALWAYS USE A GROUNDED OUTLET AND PLUG. -
Page 8: Front Panel
1) AC Mains Switch The ESR2800D has combination AC mains switch/circuit breakers on the front panel. If either of the switches shut off during normal use, push it back to the ON position once. If it will not stay on you should take the unit to qualified service personnel to have it serviced.. -
Page 9: Rear Panel
4) Fans The cooling fans operate continuously while the ESR2800D is on. An internal temperature sensor increases the speed of the fans during high temperature conditions. Air enters through the front grille and exits through the rear. Be sure to allow... - Page 10 When green, it indicates that the diagnostics Ethernet IP address is assigned from the DHCP server. 7) Ethernet connector Serves as a external communication port supporting Ethernet standard, accepts RJ45, T-658B wiring. The ESR2800D provides web-server and SNMP (Simple network management protocol). When the Ethernet cable is connected and devices successfully establish a connection, the green LED is activated.
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Page 11: Display Menu Description
Display menu description The ESR2800D has four main display screens for indication and setup. Main screens are: MAIN - for input levels and mutes. SUB for subwoofer output levels and mutes. SETUP for SUB MONO mode, FULL RANGE mode and factory reset. NET for network IP address and name indication. - Page 12 ESR2800D Web-server The ESR2800D web-server is accessible using a standard web browser on PC or mobile device. The appropriate ESR2800D network address must be set to access web-server. The web-browser device IP address must be set from the same network range and must be connected into the same network.
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Page 13: Web-Server
ESR2800D · Remote management Web-server page Open the ESR2800D web-server, use the ESR2800D IP address, which is shown on display - section NET, or can be obtained using the KV2 diagtool software. 2800 Overview Shows the amplifier basic information. Basic Information Shows the information assigned by user of the amplifier: Description, Amplifier name, Location, Contact, Uptime. -
Page 14: Channels
ESR2800D · Remote management Channels Shows the amplifier control parameters and amplifier diagnostics information. Control Changes the amplifier A&B control parameters, Full range (ON or OFF) , SUB Mono (ON or OFF), Mute (RED = amplifier muted), Input level (-24 to +6 dB), SUB level (-24 to +6 dB), Band mute (SUB, LOW, MID, HI mute ON or OFF) Diagnostics Shows amplifier diagnostics information. -
Page 15: Diagnostics
ESR2800D · Remote management Diagnostics Shows the ESR2800D amplifier and its components diagnostics information. Dual colour - Green = OK / Red = no power or some problem occurs. Device Sums ESR2800D diagnostics together Channel A & B Sums amplifier channel diagnostics information: Power source, Temperature, Health (amplifiers A / B LOW, MID, HI working... -
Page 16: Settings
ESR2800D · Remote management Settings Shows and sets the device information, web-server password, network address. Device identification Shows and sets the device local information, Device name, Location, Contact. Security Sets name and password for web-server security (default User name: admin, default Password: admin) Network Sets the Ethernet IP mode. -
Page 17: Specifications
ESR2800D · Specifications Specifications Output Channels Number of Channels 2 (stereo) Total Output Power 2x 1300W High Frequency Amplifier Specification Type Class AB - Push Pull - Low IM Design, Transformer balanced output Rated Continuous Power 100W Distortion <0.02% Operating Bandwidth 2.5kHz to 40kHz... -
Page 18: Using The System
ESR2800D · Using the System Full range setup Set ESR2800D Amplifier to FULL RANGE ON mode. ESR212 cabinets plays full range signal. -
Page 19: External Subwoofer Setup
ESR2800D · Using the System External subwoofer setup Set ESR2800D Amplifier to FULL RANGE OFF mode. Signal is crossed over at Hi/Mid for ESR212 cabinets and SUB for external subwoofer. SUB SET UP LEVEL setting depends on which subwoofer unit is used. -
Page 20: Block Diagram
ESR2800D · Block Diagram ESR2800D Block Diagram Channel A, channel B is identical... -
Page 21: Warranty · Service
Service In the unlikely event that your ESR2800D develops a problem, it must be returned to an authorized distributor, service centre or shipped directly to our factory. Because of the complexity of the design and the risk of electrical shock, all repairs must be attempted only by qualified technical personnel. -
Page 22: Notes
ESR2800D · Notes... - Page 24 The Future of Sound. Made Perfectly Clear. KV2 Audio International Nádražní 936, 399 01 Milevsko Czech Republic Tel.: +420 383 809 320 Email: info@kv2audio.com www.kv2audio.com KVV120150-00-01-0...
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