KEF iQ50 - User Manual

Part No.K290223ML
Issue 2: August 2008
5
GP Acoustics (UK) Ltd., Eccleston Road,Tovil, Maidstone, Kent, ME15 6QP U.K.
Tel: + 44 (0)1622 672261 Fax: + 44 (0)1622 750653
GP Acoustics (US) Inc., 10 Timber Lane, Marlboro, New Jersey 07746 U.S.A.
Tel: +(1) 732 683 2356 Fax: +(1) 732 683 2358
GP Acoustics GmbH, Am Brambusch 22, D-44536 Lünen, Deutschland.
Tel: +49 (0) 231 9860-320 Fax: +49 (0) 231 9860-330
GP Acoustics (France) SAS, 39 Rue des Granges Galand - BP60414,
37554 Saint Avertin CEDEX, France.
Tel : +33(0)2 47 80 49 01 Fax: +33(0)2 47 27 89 64
GP Acoustics (HK) Limited, 6F, Gold Peak Building, 30 Kwai Wing road,
Kwai Chung, N.T., Hong Kong.
Tel : +852 2410 8188 Fax: +852 2401 0754
KEF JAPAN 1-11-17, Honcho, Koganei-City, Tokyo, JAPAN 184-0004
Tel: +81 (0)42-388-2030 E-mail: info@kef.jp
www.kef.com
KEF and Uni-Q are registered trademarks. Uni-Q is protected under GB patent 2 236929, U.S. Pat. No. 5,548,657 and other worldwide patents.
KEF reserve the right, in line with continuing research and development, to amend or change specifications.
Design Two-way bass reflex Two-way bass reflex Two and a half-way bass reflex Two and a half-way bass reflex Three-way bass reflex
Drive units
130mm (5.25in.) Uni-Q 165mm (6.5in.) Uni-Q 130mm (5.25in.) LF 165mm (6.5in.) LF 2 x 165mm (6.5in.) LF
19mm (0.75in.) alu dome HF 19mm (0.75in.) alu dome HF 130mm (5.25in.) Uni-Q 165mm (6.5in.) Uni-Q 165mm (6.5in.) Uni-Q
19mm (0.75in.) alu dome HF 19mm (0.75in.) alu dome HF 19mm (0.75in.) alu dome HF
Frequency response 50Hz - 40kHz 45Hz - 40kHz 40Hz - 40kHz 36Hz - 40kHz 33Hz - 40kHz
Crossover frequency 2.5kHz 2.5kHz 2.5kHz 2.5kHz 180Hz - 2.5kHz
Amplifier requirements 10-100W 15-120W 15-130W 15-150W 15-200W
Sensitivity (2.83V/1m) 88dB 89dB 88dB 90dB 91dB
Maximum output 108dB 110dB 109dB 111dB 113dB
Nominal impedance 8Ω 8Ω 8Ω 8Ω 8Ω
Magnetic shielding Yes Yes Yes Yes Yes
Weight 4.5kg (9.9lbs) 6.45kg (14.2lbs) 10.2kg (22.5lbs) 14kg (30.9lbs) 16.3kg (35.9lbs)
Dimensions 301 x 175 x 261 mm 365 x 220 x 327 mm 815 x 175 x 261 mm 865 x 220 x 327 mm 942 x 220 x 327 mm
H x W x D 11.8 x 6.9 x 10.3 in. 14.4 x 8.7 x 12.9 in. 32 x 6.9 x 10.3 in. 34 x 8.7 x 12.9 in. 37 x 8.7 x 12.9 in.
Plinth Dimensions N/A N/A 28 x 250 x 295 mm 28 x 288 x 348 mm 28 x 288 x 348 mm
H x W x D 1.1 x 9.8 x 11.6 in. 1.1 x 11.3 x 13.7 in. 1.1 x 11.3 x 13.7 in.
Design Three-way bass reflex
Drive units
2 x 130mm (5.25in.) LF
130mm (5.25in.) Uni-Q
19mm (0.75in.) alu dome HF
Frequency response 65Hz - 40kHz
Crossover frequency 280Hz - 2.8kHz
Amplifier requirements 15-150W
Sensitivity (2.83V/1m) 90dB
Maximum output 111dB
Nominal impedance 8Ω
Magnetic shielding Yes
Weight 8.8kg (19.4lbs)
Dimensions 165 x 512 x 255 mm
H x W x D 6.5 x 20.1 x 10 in.
Installation Manual
Manuel d’installation
Installationshandbuch
Manuale d’installazione
Manual de instalación
Manual de instalação
Installatiehandleiding
Installationsanvisning
Podręcznik instalacji
GB
I
F
D
NL
ES
DK
P
PL
JP
RU
GR
K
CN
TC
(GB) Specifications
(F) Spécifications
(D) Technische Merkmale
(I) Specifiche
(ES) Especificaciones
(P) Especificações
(NL) Technische gegevens
(DK) Specifikationer
(PL) Specyfikacja techniczna
(RU)
(GR)
(JP)
(CN)
(TC)
(K)
K7269_iQ08_Combined.qxd 17/9/08 12:42 Page 2
Инструкция по установке
Εγχειρίδιο Εγκατάστασης
取り扱い説明書
安装手册
安裝手冊
설치방법
iQ Manual_II-Rev02.indd 1 2008-9-24 11:50:18

Summary

General Information and Precautions

Important Points

Key considerations and advice before using the speakers.

Manual Usage Guide

Guidance on following the installation manual for optimal speaker performance.

Warranty Card Handling

Instructions to read and return the warranty card for service.

Temperature Environment

Advice to avoid extreme temperature conditions for speaker longevity.

Speaker Care and Safety

Environmental Handling

Warnings against dampness, direct sunlight, and extreme temperatures for speaker care.

Cleaning Procedures

Guidance on how to clean the speakers using appropriate materials.

Cable Management Safety

Critical safety notice regarding securing all trailing speaker cables to prevent hazards.

Speaker Placement Guidelines

Model Specific Positioning

Guidelines for optimal placement of iQ50, iQ70, iQ90, iQ10, and iQ30 speaker models.

iQ60 c Unit Placement

Specific placement recommendations for the iQ60c speaker model.

iQ10 Wall Mounting

Instructions for wall-mounting the iQ10 speaker model using provided brackets.

Room Setup and Listening

Optimal Listening Distances

Recommended distances between speakers and listener for various models.

Stereo and Surround Layout

Diagrammatic guide for stereo and surround sound speaker arrangement.

Speaker Connection Methods

Single Wire Connection

Guide to connecting speakers using a single wire per speaker.

Bi-wired Connection

Instructions for bi-wiring speakers using two sets of speaker cables.

Bi-amplified Connection

Details on connecting speakers for bi-amplification with separate amp channels.

iQ60 c Connection Types

iQ60 c Single Wire Setup

Connecting the iQ60c speaker using a single wire.

iQ60 c Bi-wired Configuration

Bi-wiring the iQ60c speaker with two sets of cables.

iQ60 c Bi-amplified Setup

Bi-amplifying the iQ60c speaker for enhanced performance.

Troubleshooting Speaker Issues

Problem Identification

Guides users through identifying common speaker problems.

Action for Common Issues

Provides solutions and actions for identified speaker problems.

Cause of Speaker Malfunctions

Explains the potential causes behind various speaker malfunctions.

Sound Output Troubleshooting

Addresses issues related to working, not working, intermittent, or distorted sound.

Speaker Specifications

iQ Series Model Specifications

Detailed technical specifications for iQ10, iQ30, iQ50, iQ70, and iQ90 models.

iQ60 c Technical Data

Detailed technical specifications for the iQ60c speaker model.

Manufacturer Contact Information

Contact details for KEF customer support and international offices.

KEF iQ50 Specifications

General

Brand	KEF
Model	iQ50
Category	Speaker System
Language	English