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Related Manuals for qualiton A50i
Summary of Contents for qualiton A50i
- Page 1 - 01 -...
- Page 2 Introduction Thank you for purchasing a qualiton A50i power amplifier! It is designed to deliver a high standard of musical performance. The innovation in engineering and manufacturing this product guarantees amusement for a long time, thanks to the output transformer made by us.
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Page 3: Table Of Contents
CONTENTS PREFACE .............................. 2 CONTENTS OF PACKAGE ........................ 3 TECHNICAL SPECIFICATION ......................4 FRONT PANEL CONTROLS ......................5 REAR PANEL TERMINALS ....................... 6 INSTALLATION ........................... 7 SAFETY RECOMMENDATIONS - PLACEMENT ................8 SAFETY RECOMMENDATIONS - OPERATION ................9 FIRST INSTALLATION ........................11 CONNECTING ............................. -
Page 4: Preface
PREFACE Before installing the stereo power amplifier qualiton A50i, please study this user manual carefully! Operating your power amplifier in a manner it is de- signed for ensures you an utmost musical experi- ence and a reliable operation. If you have any questions on our products or ser- vices, please do not hesitate to contact us on our website www.audiohungary.com... -
Page 5: Contents Of Package
CONTENTS OF PACKAGE - 1pc qualiton a50i stereo amplifier - 1pc user manual - 1pc standard mains cable - 1pc remote control - 1pc torx wrench (TX08) - 1pc A23 battery - 3 -... -
Page 6: Technical Specification
TECHNICAL SPECIFICATION NOMINAL OUTPUT POWER OUTPUT POLARITY 2 X 50W Stereo (measured by 1 kHz sine wave; THD < 0,75%) non inverting TOTAL HARMONIC DISTORTION SIGNAL - TO - NOISE RATIO < 0.75% (f = 1 kHz - measured at maximal output power) >... -
Page 7: Front Panel Controls
FRONT PANEL CONTROLS Main switch Input selector rotary switch Volume control Status indicator LED LEDs indicating active input - 5 -... -
Page 8: Rear Panel Terminals
A50i REAR PANEL TERMINALS Line input (symmetric) (1pc mini XLR) - Left side (L) Line input (symmetric) (1pc mini XLR) - Right side (R) Line input (asymmetric) (3pc RCA) - Left side (L) Line input (asymmetric) (3pc RCA) - Right side (R) Line output (asymmetric) Output - Right side (8 Ω) -
Page 9: Installation
A50i INSTALLATION - Due to the vacuum tube construction of the amplifier, - The amplifier can be connected to an audio system it may heat up during use. Thus, choose a location for through RCA or mini XLR ports placed at the rear installation where the appliance can be well ventila- panel. -
Page 10: Safety Recommendations - Placement
SAFETY RECOMMENDATIONS - PLACEMENT - Avoid relocating the appliance from cold to warm covered (by tablecloth, curtain, newspaper, book, surroundings! Sudden temperature changes can etc.)! Impaired ventilation can lead to overheating lead to moisture condensation! Please wait until and irregular operation conditions! moisture is evaporated before putting your amp- lifier into operation! - Do not use the appliace next to heating sources... -
Page 11: Safety Recommendations - Operation
A50i SAFETY RECOMMENDATIONS - OPERATION - Improper installation may cause breakdown! - Improper repair may lead to a loss of warranty! - Before powering up your amplifier, make sure - The appliance may only be used by qualified cover, ports, plugs and cables are checked for... - Page 12 SAFETY RECOMMENDATIONS - OPERATION - At the mains cable and output ports, there is no - Never operate the amplifier through an ung- risk of electric shock. Nevertheless, the applian- rounded outlet! ce must be handled with care! - The AC socket features a built-in fuse box. En- - If you do not use your amplifier for a long time, sure replacement fuses with rating T 6.3 L (type unplug the appliance carefully!
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Page 13: First Installation
A50i SAFETY RECOMMENDATIONS - OPERATION FIRST INSTALLATION - Be careful with appliance cables! Do not lead - Connect your amplifier to the other elements of your them across sharp surfaces, do not clamp them sound system according to the connection diagram! -
Page 14: Connecting
Made in Hungary SZIMMETRIKUS BEMENETI The diagram applies to ESZKÖZ (OPTIONAL) CD PLAYER MAGNETOFON RECORD PLAYER TURNTABLE TURNTABLE connecting 8 Ω speakers. (OPTIONAL) (OPTIONAL) (OPTIONAL) (OPTIONAL) (OPTIONAL) MM PICKUP MC PICKUP POWER SUPPLY (OPTIONAL) qualiton PHONO RIAA (OPTIONAL) - 12 -... -
Page 15: Status Indication
STATUS INDICATION STATUS INDICATION - The status indication LED is placed at the front panel, - Vibrating red light: under the volume control. The LED can indicate the Radio communication (while the amplifier is muted) followings: REMOTE CONTROL STATUS INDICATION - No illumination: Appliance powered down. -
Page 16: Remote Control
REMOTE CONTROL REPLACEMENT OF BATTERY 1. Unscrew the screws on the back (a.b.c.) LED indicating communication with the torx wrench, included in the package, then remove the cover! (d.) Volume up 2. Insert one A23 battery, as shown in the Volume down volume diagram! -
Page 17: Vacuum Tubes
REPLACEMENT OF BATTERY VACUUM TUBES KT120 KT120 KT120 KT120 T X 08 E88CC E88CC ECC83 ECC83 E88CC E88CC - 15 -... -
Page 18: Replacement Of Vacuum Tubes
REPLACEMENT OF VACUUM TUBES Unplug your amplifier and do not operate it at least 2 hours before replacing tubes! T X 10 T X 10 (OPTIONAL) 1. Unscrew the screws a.b.c.d. with a torx 10 wrench! 2. Remove the protective cover in the indicated direction! 3. - Page 19 A50i REPLACEMENT OF VACUUM TUBES T X 10 T X 10 (OPTIONAL) 4. After putting back the pro- tective cover, fasten it with the screws a.b.c.d. (In the case of tube replacement, before you insert non-OEM tubes, please contact our...
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Page 20: Troubleshooting
A50i TROUBLESHOOTING Malfunction 1: Amplifier does not power up. 1.e Should the fault persist after going through points 1.a, 1.b, 1.c and 1.d, check the fuse of 1.a Make sure the amplifier is plugged in! the amplifier for intactness, according to the instructions stated in „SAFETY RECOMMEN-... - Page 21 TROUBLESHOOTING Malfunction 3: No sound from the speakers. 3.f Check whether the speaker cables are correctly connected to the speaker ports! 3.a Check the operation of the amplifier according to section 1 and 2! 3.g If the preceding points are all checked and the fault persists, please contact our company! 3.b Be sure that the audio source is connected to the input ports of the amplifier!
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Page 22: Markings
A50i TROUBLESHOOTING MARKINGS 4.c If the preceding points are all checked and the - The product meets the directives and standards of the European Union. fault persists, please contact our company! - Supplied with alternating current. Malfunction 5: Noisy or distorted sound. -
Page 23: Waste Management
A50i WASTE MANAGEMENT - The appliance and its packaging are made of recycla- ble materials. - The appliance contains repairable or recyclable com- ponents and materials. Waste separation makes their recycling possible. - A faulty appliance or an appliance meant to be dis-... -
Page 24: Warranty
WARRANTY The serial number of your appliance (engraved on a metal plate) is placed on its bottom. Please refer to this number while contacting our company! __________________________________________________________ Set of tubes used: Measurement conducted by: _______________________________________ _______________________________________ _______________________________________ Date: ________________ P.H. - 22 -... -
Page 25: Declaration Of Conformity
DECLARATION OF CONFORMITY We, Audio-Hungary Ltd., declare, taking this declaration under our total responsibility, that tube power amplifier model Qualiton A50i is in conformity with EN 55013, EN 61000-3-2, EN 61000-3-3, and EN 55020 in accordance with the Directive 2006/95/EC of 12 December 2006. - Page 26 - 24 -...
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