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10

Hooking up the Amplifier

1.  Make sure the amplifier is switched off (the Power Switch is in the top          

position and the Power Cable is removed).

2.  Turn the Volume Regulator to MIN (max counter clockwise).

3.  Screw in the 

Bluetooth® 

antenna into the antenna socket.

 

Note!

 Make sure the antenna is securely and firmly installed - otherwise the “HTA-

2500B” 

Bluetooth® 

device may be not found or connection may be unstable. 

4.  Using speaker cables (not supplied with this product) connect your speakers to 

SPEAKERS OUT  connectors located on the rear of the amplifier (check “Hooking 

Up Speaker Cables” for more details).

5.  If you want to play music from audio sources equipped in an analog output (CD 

player, satellite or FM tuner, video console etc.) : using RCA interconnect cables 

(not supplied with this product) connect them to the analog inputs (CD, LINE).

6.  If you want to play a digital audio source equipped in an optical or coaxial output 

(CD player, video console etc.) : using a digital optical or coaxial cable (not 

supplied with this product) connect it to the Digital Optical or Digital Coaxial Input.   

7.  Preamplifier Output (PRE OUT) : this amplifer is equipped with a preamplifier

 

output. Using an RCA interconnect cable (not supplied with this product) you

 

can connect to it external equipment (power amplifier, powered speakers, active

 

subwoofer etc.). The PRE OUT level is variable controlled according to the Volume

 

Regulator.

8.  If you want to listen to music via headphones : connect the headphones to the

 

Headphones output (check “Headphones connection” for more details).

9.  If you want to stream music via 

Bluetooth® 

from compatible devices check

 

Bluetooth®

 connection” for more more details.

10.  Your amplifier is ready for operation.

Note!

 

Avoid to short-circuit of cables – it can damage this amplifier or speakers. This 

may void your warranty.

 

Note! 

Only speakers within range of impedance 4  -  8Ω can be connected. Connecting 

speakers outside this range can damage this amplifier and/or speakers. This may void 

your warranty.

Summary of Contents for HTA-2500B

Page 1: ...HTA 2500B HYBRID INTEGRATED AMPLIFIER Instruction Manual Edition 10 2018 ...

Page 2: ...eat and allows for long term high power playback with limited distortions The high end class gold plated speaker terminals offer almost lossless audio signal transmission to speakers Analog inputs with high end solid machined brass RCA sockets can accommodate up to 2 stereo devices You can connect a range of digital devices via optical and coaxial inputs and a built in high resolution 24bit 192kHz...

Page 3: ... 4 Important Safety Instructions 5 Remote controller 6 Front and Rear Panel 7 Hooking up speaker cables 8 Hooking up the amplifier 9 Operation 11 Bluetooth Connection 12 Additional information 14 Specifications 14 Kit content 16 3 ...

Page 4: ...SERT CAUTION FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE THE FUSE ONLY WITH THE SAME AMPERAGE AND VOLTAGE TYPE REFER REPLACEMENT TO QUALIFIED SERVICE PERSONNEL WARNING UNIT MAY BECOME HOT ALWAYS PROVIDE ADEQUATE VENTILATION TO ALLOW FOR COOLING DO NOT PLACE NEAR A HEAT SOURCE OR IN SPACES THAT CAN RESTRICT VENTILATION An exclamation mark in a triangle is intended to alert the user to the...

Page 5: ...Important Safety Instructions 5 ...

Page 6: ...or different kinds of batteries If the batteries run out remove the old batteries and replace them with new ones within several minutes If the batteries are placed incorrectly they can cause explosion Remove the batteries if the remote control is not used for a long period of time Do not handle and store the batteries together with metallic tools Use the remote control within a range of 5 meters f...

Page 7: ... Remote Controller Front Panel 1 Power Button ON and OFF 2 Input Selector 3 Headphone Jack Output 4 Headphone Output and CD LINE Inputs Led Indicators 5 Loudness Button ON and OFF 6 Remote Controller Sensor 7 Direct Button ON and OFF 8 Bluetooth OPTICAL COAXIAL Inputs Led Indicators 9 Treble Regulator 10 Volume Regulator 11 Bass Regulator 12 Vacuum Tube Window Front and Rear Panel 7 ...

Page 8: ...eave about 150 cm 5 feet of extra cable at the amplifier end to facilitate positioning and installation of the amplifier Do not use staples nails or other metal objects to secure the cables You will get the best sound quality and least amount of hum by keeping the cables away from other electrical wires and cables Pay attention to connecting the polarity of the amplifier correctly with the speaker...

Page 9: ...Hooking up the Amplifier 9 Headphones ...

Page 10: ...optical or coaxial output CD player video console etc using a digital optical or coaxial cable not supplied with this product connect it to the Digital Optical or Digital Coaxial Input 7 Preamplifier Output PRE OUT this amplifer is equipped with a preamplifier output Using an RCA interconnect cable not supplied with this product you can connect to it external equipment power amplifier powered spea...

Page 11: ...y void your warranty Note Check Additional Information for other useful operating instructions Headphones connection When headphones not supplied with this product are plugged into the headphone output Headphones this will be indicated by HP Headphone Output Led Indicator on the front panel and the transmission of sound to the speakers and PRE OUT is switched off The speakers and PRE OUT are again ...

Page 12: ...e TREBLE regulator is active only in the DIRECT OFF mode BASS regulator front panel You can adjust bass output of the amplifier The default the knob is in the center position the marker on the knob in the vertical position Turn the knob counterclockwise to decrease the amount of low frequencies Turn the knob clockwise to increase the amount of low frequencies The BASS regulator is active only in t...

Page 13: ...B Bluetooth receiver for longer than 60 seconds the current Bluetooth connection will be lost and you will have to repeat pairing procedure Within 60 seconds the connection can be automatically reconnected When you want to use another Bluetooth audio source than currently active you have to disconnect the active connection and start the Bluetooth connection procedure Make sure the antenna is secur...

Page 14: ... then OFF and then ON again in quick succession Follow this procedure each time you turn your amplifier OFF ON This precaution will minimize the stress high voltages on internal components Vacuum Tube Replacement The lifetime of vacuum tubes may vary and depends on their operation time and ambient temperature playback volume levels and the number of on and off cycles Note The warranty time for vac...

Page 15: ...Notes 15 ...

Page 16: ...ean Union member users According to the WEEE Waste electrical and electronic equipment Directive do not dispose of this product as household waste or commercial waste Waste electrical and electronic equipement should be appropriately collected and recycled as required by practices established for your country For information on recycling of this product please contact your local authorities your h...

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