Line Magnetic LM-219IA Manual Download Page 4

03

Power output

24W

(Class A Single Ended)

Frequency response

15Hz

35kHz

-1.5dB

THD

1%

1kHz

S/N Ratio

87dB

Input Sensitivity

230mV(Integrated) 1000mV (Pre-IN) 

Input Impedance

100k

Ω

Output Impedance

4

Ω ,

8

Ω,1

6

Ω

Power Requirements

: ~

230V  5%

50Hz

Dimension (WxDxH)

: ( 430 x 430 x 400 )

mm

Tube Complement

12AX7 x2

310A x2

、300B x2、845 x2

Net Weight

55kg

Power Consumption

400W

Working Condition: Temperature: 0℃~40℃ Moisture: 20%~80%

Storage Condition: Temperature: -20℃~70℃ Moisture: 20%~90%

3

Note

: Line Magnetic Audio reserves the right to change specifications at any time without 

further notice in advance if products are upgraded. Specifications on the manual only show 
the specifications of the amplifier you bought.

Specification

Safety precautions

1.  Unplug the powercord if your are not going to use the amplifier for an extended periode of time.
2.  The temperature of the amplifier will rise after a working for a long periode of time. Please keep the
      amplifier at a well ventilated place and make sure the ventilation openings are not blocked !
3.  Forbidden to operate the amplifier when there are no speakers connected !
4.  Do not short-cicuit the output terminals !
5.  Do not attempt to service the amplifier yourself. Opening the cover will expose you to lethal voltage
     and / or other hazards.
6.  We are not responsible for any problems caused by checking and opening the amplifier without per-
     mission of our company. Please contact a qualified service technician.
7.  Do not place any object filled with water around or on top of the amplifier
8.  Clean only with a dry cloth.
9.  Please move the amplifier carafully,do not drop it or subject it to strong shocks.
10. Unplug the powercord if you are not using the amplifier during a thunderstorm.

Carefully read and follow the Manual for installation:

1. Do not place the amplifier near heat sourches such as radiators and other produts that produce heat.
2. Please keep the amplifiers ventilation openings open to prevent overheating.
3. Do not expose this amplifier to rain or moisture.
4. The amplifier should be installed on a stable surface and make sure the feet are on the same level.
5. Keep the amplifier at a certain distance , so connections can be made easily.
6. Keep the amplifier at 15 cm from surrounding walls for adequate ventilation.

Summary of Contents for LM-219IA

Page 1: ...INTEGRATED VACUUM TUBE AMPLIFIER LM 219IA...

Page 2: ...your amplifier to avoid any risks 01 Table of Contents Table of Contents Package Contents Product Features Specification Safety Precautions Connection Functions Description Turning on Remote Control T...

Page 3: ...r Product features Pure Class A Single Ended design Twenty four watts per channel All tube integrated with 12AX7 input tubes 310A and 300B double stage driver tubes and 845 output tubes 4 pairs of inp...

Page 4: ...den to operate the amplifier when there are no speakers connected 4 Do not short cicuit the output terminals 5 Do not attempt to service the amplifier yourself Opening the cover will expose you to let...

Page 5: ...c shock do not expose the unit to rain or moisture Note Input voltage level of the amplifier is 230VAC 5 and please make sure that the supply voltage is proper Too low or too high voltage may cause pr...

Page 6: ...he right channel connections don t mix them up as this will cause noise and badstereo imaging How to connect the speaker cables 1 Unscrew the terminal knobs 2 Insert the speaker cables 3 Screw the ter...

Page 7: ...ons Description Turn on the amplifier and wait for 10 minutes Turn the bias adjustment selector from its Off positionto V1 V2 Turn down the V1 V2 bias adjustment knob to its Min position first and the...

Page 8: ...1 Be careful of the high temperature of the tubes during the adjustments 2 Input Driver and Power tubes must be matched for the best results 07 Functions Description Bias Current V1 V2 Bias Adjustment...

Page 9: ...is stable Connect to AC 230V 50HZ Warning Please make sure the your local voltage corresponds with the one of the amplifier We are not responsible for any damage caused by an insuitable voltage Funct...

Page 10: ...ase check the indicators giving for the correct positioning 3 Re assemble the remote Remote Control Description VOLUME UP VOLUME DOWN MUTE Replacement 1 When the batteries are low please replace them...

Page 11: ...an authorized Line Magnetic Audio Representative 4 Remedy If the product contains material or manufacturing defects it must be packed in original packaging and returned to Zhuhai Line Magnetic Audio...

Page 12: ...olume is at ZERO Turn up the Volume Check the function of the sound source Check the input connectors and or switch to the proper input NO reaction to the remote Stereo image is not so good Noise outp...

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