audizio AD420 Series 4 Channel HiFi Amplifier Instruction Manual

audizio AD420 Series 4 Channel HiFi Amplifier

Congratulations!

Congratulations to the purchase of this Audizio product. Please read this manual thoroughly prior to using the unit in order to benefit fully from all features.

Read the manual prior to using the unit. Follow the instructions in order not to invalidate the warranty. Take all precautions to avoid fire and/or electrical shock. Repairs must only be carried out by a qualified technician in order to avoid electrical shock. Keep the manual for future reference.

• Prior to using the unit, please ask advice from a specialist. When the unit is switched on for the first time, some smell may occur. This is normal and will disappear after a while.
• The unit contains voltage carrying parts. Therefore do NOT open the housing.
• Do not place metal objects or pour liquids into the unit This may cause electrical shock and malfunction.
• Do not place the unit near heat sources such as radiators, etc. Do not place the unit on a vibrating surface. Do not cover the ventilation holes.
• The unit is not suitable for continuous use.
• Be careful with the mains lead and do not damage it. A faulty or damaged mains lead can cause electrical shock and malfunction.
• When unplugging the unit from a mains outlet, always pull the plug, never the lead.
• Do not plug or unplug the unit with wet hands.
• If the plug and/or the mains lead are damaged, they need to be replaced by a qualified technician.
• If the unit is damaged to such an extent that internal parts are visible, do NOT plug the unit into a mains outlet and DO NOT switch the unit on. Contact your dealer. Do NOT connect the unit to a rheostat or dimmer.
• To avoid fire and shock hazard, do not expose the unit to rain and moisture.
• All repairs should be carried out by a qualified technician only.
• Connect the unit to an earthed mains outlet (220- 240Vac/50Hz) protected by a 10-16A fuse.
• During a thunderstorm or if the unit will not be used for a longer period of time, unplug it from the mains. The rule is: Unplug it from the mains when not in use.
• If the unit has not been used for a longer period of time, condensation may occur. Let the unit reach room temperature before you switch it on. Never use the unit in humid rooms or outdoors.
• To prevent accidents in companies, you must follow the applicable guide lines and follow the instructions.
• Do not repeatedly switch the fixture on and off. This shortens the life time.
• Keep the unit out of the reach of children. Do not leave the unit unattended.
• Do not use cleaning sprays to clean switches. The residues of these sprays cause deposits of dust and grease. In case of malfunction, always seek advice from a specialist.
• Do not force the controls.
• This unit is with speaker inside which can cause magnetic field. Keep this unit at least 60cm away from computer or TV.
• If this product have a built-in lead-acid rechargeable battery. Please recharge the battery every 3 months if you are not going to use the product for a long period of time. Otherwise the battery may be permanently damaged.
• If the battery is damaged please replace with same specifications battery. And dispose the damaged battery environment friendly.
• If the unit has fallen, always have it checked by a qualified technician before you switch the unit on again.
• Do not use chemicals to clean the unit. They damage the varnish. Only clean the unit with a dry cloth.
• Keep away from electronic equipment that may cause interference.
• Only use original spares for repairs, otherwise serious damage and/or dangerous radiation may occur.
• Switch the unit off prior to unplugging it from the mains and/or other equipment. Unplug all leads and cables prior to moving the unit.
• Make sure that the mains lead cannot be damaged when people walk on it. Check the mains lead before every use for damages and faults!
• The mains voltage is 220-240Vac/50Hz. Check if power outlet match. If you travel, make sure that the mains voltage of the country is suitable for this unit.
• Keep the original packing material so that you can transport the unit in safe conditions.

This mark attracts the attention of the user to high voltages that are present inside the housing and that are of sufficient magnitude to cause a shock hazard.
This mark attracts the attention of the user to important instructions that are contained in the manual and that he should read and adhere to.

The unit has been certified CE. It is prohibited to make any changes to the unit. They would invalidate the CE certificate and their guarantee!

NOTE: To make sure that the unit will function normally, it must be used in rooms with a temperature between 5°C/41°F and 35°C/95°F.

Electric products must not be put into household waste. Please bring them to a recycling centre. Ask your local authorities or your dealer about the way to proceed. The specifications are typical. The actual values can slightly change from one unit to the other. Specifications can be changed without prior notice.

Do not attempt to make any repairs yourself. This would invalid your warranty. Do not make any changes to the unit. This would also invalid your warranty. The warranty is not applicable in case of accidents or damages caused by inappropriate use or disrespect of the warnings contained in this manual. Audizio cannot be held responsible for personal injuries caused by a disrespect of the safety recommendations and warnings. This is also applicable to all damages in whatever form.

UNPACKING INSTRUCTION

CAUTION! Carefully unpack the box upon receipt. Check the contents to ensure that all parts are present and have been received in good condition. Notify the shipper immediately and retain packaging material if any parts appear damaged from shipping or the package itself shows signs of mishandling. Save the package and all packaging materials. If the product must be returned, it is important that the product is returned in the original factory box and packaging. If the device has been exposed to drastic temperature fluctuation (e.g. after transportation), do not switch it on immediately. The arising condensation water might damage your device. Leave the device switched off until it has reached room temperature.

POWER SUPPLY

On the label on the backside of the product is indicated on this type of power supply must be connected. Check that the mains voltage corresponds to this, all other voltages than specified, the device can be irreparably damaged. The product must also be directly connected to the mains and may be used. No dimmer or adjustable power supply.

Always connect the device to a protected circuit (circuit breaker or fuse). Make sure the device has an appropriate electrical ground to avoid the risk of electrocution or fire.

CONTROL

1. Power
   Press to switch the device on/off

2. Headphone output jack 6.35 mm

3. Aux in jack 3.5 mm

4. Treble
   Rotate to adjust the high frequencies

5. Mid
   Rotate to adjust the mid frequencies

6. Bass
   Rotate to adjust the low frequencies

7. Balance
   Rotate to adjust the balance between L and R channel

8. Volume
   Rotate to adjust the volume level

9. Infrared remote control sensor

10. AUX select
    Press to select AUX input

11. LINE select
    Press to select LINE input

12. DVD select
    Press to select DVD input

13. OPT select
    Press to select optical input

14. COAX select
    Press to select coax input

15. BT select
    Press to select BT input

16. Speaker selection
    Buttons to select speaker group A or B
    

REAR PANEL

1. Optical input connector

2. Coaxial input connector

3. BT antenna connector

4. RCA input
   RCA line and -DVD input sockets

5. Line output
   RCA line output sockets

6. Subwoofer output
   Output for connecting a separate subwoofer

7. Speaker output
   Binding post speaker output connectors

8. AC input and fuse holder
   Socket for plugging in the supplied power cord (top). For instructions on how to change the fuse (bottom), see “REPLACING THE FUSE”
   

REPLACING THE FUSE

If the fuse is defective, replace the fuse with a fuse of the same type and value. Before replacing the fuse, unplug mains lead.
Procedure:
Step 1: Open the fuse holder on the rear panel with a fitting screwdriver.
Step 2: Remove the old fuse from the fuse holder.
Step 3: Install the new fuse in the fuse holder.
Step 4: Replace the fuse holder in the housing.

BT PLAYBACK

Before transmission between your BT device and the radio is possible, both devices must be coupled. This process is called “pairing”. The radio is served as a receiver, to receive the music stream to be played on the radio. If you have already coupled to a BT device before, this connection will be restored automatically when both devices are in range and BT operation has been selected on the radio. “Pairing” does not have to be repeated. This function may need to be activated in your BT device, however.

• Press [ BT select ] to enter BT mode.
• Turn on BT streaming on your device. The device will scan for pairable BT devices in the reception range.
• Select “Audizio AD Amplifier” from the list with found devices.
• Start playback on your BT device. Playback now takes place emitting sound from the radio.

AUX IN

You can listen to the music stored in other audio device or smart phone via the radio, through the connection to the 3.5 mm aux-in jack on the front panel. Use a cable with 3.5 mm pins at both ends, one end connected to the aux-in jack on the radio, the other end connected to the earphone jack on the audio device (or line out socket if available). Press [ AUX select ].
Play music on the connected device, the sound will be emitted from the radio.

REMOTE CONTROL

1. MP3
   Press to turn on/shut off the MP3 module

2. A
   Press to select speaker group A

3. B
   Press to select speaker group B

4. Volume
   Press to increase or decrease the volume level in BT mode

5. Track selection
   Press to go to previous- or next track in BT mode

6. Play/pause
   Press to (re)start/pause play in BT mode

7. Input
   3 choice button. Press to switch between AUX, LINE and DVD input modes

8. Opt
   Press to switch to optical input mode

9. Coa
   Press to switch to coaxial input mode

10. Blue
    Press to switch to BT input mode
    

TECHNICAL SPECIFICATION

Playback options : BT 5.0 streaming
Input connections : 3.5mm Jack, Optical, RCA
Output connections : RCA
Speaker connections : Speaker screw terminal
Output power: Max : 4x 100W
Impedance : 4 Ohm, 8 Ohm
Power supply : 100-240VAC 50/60Hz
Dimensions (L x W x H) : 315 x 430 x 97 mm
Weight : 4,20kg

The specifications are typical. The actual values can slightly change from one unit to the other. Specifications can be changed without prior notice.
The products referred to in this manual conform to the European Community Directives to which they are subject:

European Union

Tronios B.V.,
Bedrijvenpark Twente Noord 18,
7602KR Almelo, The Netherlands

2014/35/EU
2014/30/EU
2011/65/EC
2014/53/EU

United Kingdom

Tronios Ltd.,
130 Harley Street,
London W1G 7JU, United Kingdom

S.I. 2016:1101
S.I. 2016:1091
S.I. 2012:3032
S.I. 2017:1206

Specifications and design are subject to change without prior notice.
www.audizio.com
Copyright © 2023 by Tronios The Netherlands

References

• Audizio – always a square deal
• Samen zijn we open. Samen staan we sterk. - Stichting Open
• Samen zijn we open. Samen staan we sterk. - Stichting Open
• Homepage - Wecycle
• Homepage - Wecycle

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