Audio Hungary Qualiton APR 204 User manual

CONTENTS
PREFACE .............................................................................................................................................. 2
CONTENTS OF PACKAGE................................................................................................................. 3
TECHNICAL SPECIFICATION ........................................................................................................... 4
FRONT PANEL CONTROLS............................................................................................................... 5
REAR PANEL TERMINALS ................................................................................................................ 6
REMOTE CONTROL............................................................................................................................ 7
REPLACEMENT OF BATTERY.......................................................................................................... 8
INSTALLATION.................................................................................................................................... 9
SAFETY RECOMMENDATIONS - PLACEMENT ............................................................................ 10
SAFETY RECOMMENDATIONS - OPERATION.............................................................................. 11
FIRST INSTALLATION........................................................................................................................ 13
CONNECTING...................................................................................................................................... 14
TROUBLESHOOTING ......................................................................................................................... 15
MARKINGS........................................................................................................................................... 17
WASTE MANAGEMENT .................................................................................................................... 18
WARRANTY ......................................................................................................................................... 19
DECLARATION OF CONFORMITY ................................................................................................... 20

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Before installing the Qualiton APR 204, please study
this user manual carefully!
Operating your preamplier in a manner it is desig-
ned for ensures you an utmost musical experience
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
PREFACE

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- 1 pc – Qualiton APR 204 preamplier
- 1 pc – User manual
- 1 pc – Standard mains cable
CONTENTS OF PACKAGE

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LINE STAGE
INPUT SENSITIVITY
500 mV
MAXIMUM INPUT SIGNAL
7 V
GAIN
12 dB
TOTAL HARMONIC DISTORTION
< 0,05 %
FREQUENCY RESPONSE
4 Hz-300 kHz (-1 dB)
INPUT IMPEDANCE
100 kOhm
SIGNAL-TO-NOISE RATIO
> 100 dB
VACUUM TUBE SET
4 x ECC83; 2 x E88CC
PHONO STAGE
INPUT SENSITIVITY
5 mV
MAXIMUM INPUT SIGNAL
200 mV
GAIN
52 dB (1 kHz)
TOTAL HARMONIC DISTORTION
< 0,5 %
FREQUENCY RESPONSE
20 Hz-20 kHz (-0.3 dB)
INPUT IMPEDANCE
47 kOhm
SIGNAL-TO-NOISE RATIO
> 70 dB
WEIGHT
8.4 kg
TECHNICAL SPECIFICATION

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FRONT PANEL CONTROLS
headphone
2 3 4 51
Status indicator led Headphone output
(6,3mm)
Main switch Volume control
Input selector rotary switch
1: Line 1
2: Line 2
3: Line 3
P: Phono (MM)
14
25
3

qualiton APR 204
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REAR PANEL TERMINALS
stereo preamplifier
230V 50hz
MAX 25W
T 1 L
!
1 2 3
7
5 64 8
Line output - Left side (L) Grounding screw
Line output - Right side (R) Phono line input - Left side (L)
Inputs (3 RCAs placed
horizontally) Left side (L)
Inputs (3 RCAs placed
horizontally) Right side (R)
Phono line input - Right side (R)
AC socket with fuse box
15
26
3
4
7
8

qualiton APR 204
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volume
mute
234
1
1
2
LED indicating communi-
cation
Volume up
4Mute
3Volume down
REMOTE CONTROL
Should your remote control not operate, re-
move its back with the torx wrench, included
in the package, and replace the one A23 bat-
tery!

qualiton APR 204
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T X 08
1.
a.
b.
c.
d.
a.
b.
c.
d.
2. 3.
REPLACEMENT OF BATTERY
1. Unscrew the screws on the back (a.b.c.)
with the torx wrench, included in the packa-
ge, then remove the cover! (d.)
2. Insert one A23 battery, as shown in the
diagram!
3. Put back the cover and fasten it tighte-
ning the screws!

qualiton APR 204
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- Due to the vacuum tube construction of the preamp-
lier, the it may heat up during use. Thus, choose a
location for installation where the appliance can be
well ventilated!
- Make sure that cables connecting the preamplier to
the speakers as well as cables connected to the ports
of the preamplier can be effortlessly connected.!
- Appliance can only operate with 50 Hz frequency and
230V AC voltage! The standard AC socket and the
fuse box are placed at the rear panel.
- Never operate the preamplier through an unground-
ed outlet!
INSTALLATION

!
!
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200 mm
200mm200mm headphone
- Avoid relocating the appliance from cold to warm
surroundings! Sudden temperature changes can
lead to moisture condensation. Please wait un-
til moisture is evaporated before putting your
preamplier into operation!
- The aforesaid applies to the very rst installation
of the preamplier as well. Prior to the rst instal-
lation, leave the preamplier at its place of opera-
tion at least for 2 hours. Once this time is over, the
preamplier can be powered up!
- The appliance is designed for indoor use. Do not
operate it in wet, humid surroundings!
- Do not store any electrical device or object in a pe-
rimeter of 200 millimetres around your preamp-
lier!
- The ventilation holes of the preamplier must not
be covered (by tablecloth, curtain, newspaper,
book, etc.)! Impairing ventilation can lead to over-
heating and irregular operation conditions!
- Do not use the appliace next to heating sources
and radiators! Keep it away from hot or dusty en-
vironment and ame!
SAFETY RECOMMENDATIONS - PLACEMENT

!
qualiton APR 204
!
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- Improper installation may cause breakdown!
- Before powering up your preamplier, make sure
cover, ports, plugs and cables are checked for in-
tactnesss!
- You must not start up damaged or faulty appli-
ance. In case of any malfunction, unplug your
preamplier immediately!
- Components must not be changed or repaired by
the user. In case of a malfunction, the cover must
not be opened or removed!
- In case of an emergency, unplug your preamplier
immediately!
- In case of a faulty operation, contact our service!
- Improper repair may lead to a loss of warranty!
- The appliance may only be used by qualied
adults or children above 14 years of age if super-
vised by a qualied adult!
- Keep the appliance out of the reach of children!
- Make sure your domestic animal does not lie or
sit on the top of the appliance!
- Irrespective of protection circuits built in in your
amplier, always make sure it is connected and
operated in a proper manner!
SAFETY RECOMMENDATIONS - OPERATION

!
!
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stereo preamplifier
230V 50hz
MAX 25W
T 1 L
!
- At the mains cable and output ports, there is a
risk of electric shock! They must be handled with
care!
- If you do not use your preamplier for a long time,
unplug the appliance carefully!
- Do not block the openings of your preamplier
since this may lead to re or electric shock!
- The protection rating of this appliance is IP20.
This means the appliance is protected from solid
objects larger than 12 millimetres. However, it is
not protected from moisture!
- Operation voltage is 230V AC, operation frequ-
ency is 50/60 Hz!
- Never operate the preamplier through an ung-
rounded outlet!
- The AC socket features a built-in fuse box. En-
sure replacement fuses with rating T 1 L (type
time-delay)!
SAFETY RECOMMENDATIONS - OPERATION

!
qualiton APR 204
!
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- Be careful with appliance cables! Do not lead them
across sharp surfaces, do not clamp them toget-
her and do not leave them in a hanging position!
- You must not operate the appliance with damaged
cables!
- In case of re, you must not use water to extinguish
the re, even if the preamplier is powered down!
- Never touch the appliance or its mains cable with
wet hands!
- Clean the appliance with a dry cloth while it is un-
plugged!
- Connect your preamplier to the other elements
of your sound system according to the connecti-
on diagram!
- Plug in your appliance!
- Switch the main switch on the left to the position
”ON”.
SAFETY RECOMMENDATIONS - OPERATION FIRST INSTALLATION

qualiton APR 204
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CONNECTING
Q40-S SPEAKER (OPTIONAL)!
APR 204
RADIO
(OPTIONAL)
CD PLAYER
(OPTIONAL)
CD PLAYER
(OPTIONAL)
MAGNETOFON
(OPTIONAL)
TURNTABLE (MM)
(OPTIONAL)
APX 200 (OPTIONAL)
Q40-S SPEAKER (OPTIONAL)!
MEDIA SERVER
(OPTIONAL)

qualiton APR 204
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Malfunction 1: Preamplier does not power up.
1.a Make sure the preamplier is plugged in!
1.b Be sure the main switch at the front panel is in
’ON’ position!
1.c Should the fault persist after going through
points 1.a and 1.b, carefully check the mains
cable for intactness!
1.d Should the fault persist after going through
points 1.a, 1.b and 1.c, check whether the
front panel gauge illuminates red! If it does
not, check the power supply of your at!
1.e Should the fault persist after going through
points 1.a, 1.b, 1.c and 1.d, check the fuse of
the preamplier for intactness, according to
the instructions stated in ’Safety Recommen-
dations—Operation’!
1.f If the preceding points are all checked and the
preamplier still does not power up (incl. the
bias indicator), please contact our company!
TROUBLESHOOTING

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Malfunction 2: The illumination of the front panel
bias indicator does not turn warm white.
2.a Wait 90 seconds until the start-up delay circuits
are activated! Should the gauge illumination not
turn into warm white after 90 seconds, please
contact our company!
Malfunction 3: No sound from the speakers.
3.a Check the operation of the preamplier accor-
ding to section 1!
3.b Be sure that the audio source is connected to
the input ports of the preamplier!
3.c Be sure that the audio source is turned on!
3.d Be sure that the volume control knob is turned
up!
3.e Be sure that the speaker cables are correctly
connected to the correct ports!
3.f Check whether the speaker cables are correctly
connected to the speaker ports!
3.g If the preceding points are all checked and the
fault persists, please contact our company!
Malfunction 4: No sound from one side, no stereo
sound.
4.a Check the operation of the preamplier accor-
ding to sections 1 and 2!
TROUBLESHOOTING

qualiton APR 204
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4.b Change your audio source! Make sure you are
listening to a stereo record!
4.c If the preceding points are all checked and the
fault persists, please contact our company!
- The product meets the directives and stan-
dards of the European Union.
- Nominal supply voltage.
- Nominal supply frequency.
- Product requiring waste separation.
- Warning! This component can only be repla-
ced by components specied in this user ma-
nual!
!
MARKINGSTROUBLESHOOTING

qualiton APR 204
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- The appliance and its packaging are made of recyclab-
le 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 discar-
ded has to be sent or brought to an adequate waste
collection place or to our company site!
- For further information on waste disposal please con-
tact our company or local authorities.
WASTE MANAGEMENT

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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.

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DECLARATION OF CONFORMITY
We, Audio-Hungary Ltd., declare, taking this declaration under our total responsibility, that tube preamplier model Qualiton APR204
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.
This declaration certies compliance with the indicated directives but implies no warranty of properties. The safety instructions of
the accompanying documentation shall be observed. This declaration of conformity is issued under the sole responsibility of the
manufacturer.
Issuer:
Audio-Hungary Ltd.
Nádor Street 28.
4400 Nyíregyháza Hungary
Place, date: Hungary , 26.11.2016
Legally binding signature:
Andras Imre Fabian
Document: 2016/03.
Manufacturer:
Audio-Hungary Ltd.
Nádor Street 28.
4400 Nyíregyháza Hungary
We declare that the designated product(s): Qualiton APR204 is/are in
conformity with the European Directives:
EN 60065:2015
EN 55014-1:2006+A1:2009+A2:2011
EN 55014-2:2006+A1:2009+A2:2011