Line Magnetic MINI 218IA User manual

INTEGRATED VACUUM TUBE AMPLIFIER
MINI 218IA
Three watts per channel, Single Ended design with Pure Class A Integrated
Stereo Amplifier with EL84 output power tubes.
All tube Integrated with 12AX7 input tubes for voltage amplification.
One pair of input and speaker terminals for 4 and 8 ohm speakers are
located on the back panel.
Specially designed EI transformers for power supply and two EI output
transformers with wide bandwidth are applied.
Easily installed tube cover has been applied for protection.
Designed with Headphone output.
Connect to AC 230V~50HZ
12AX7
EL84
12AX7EH、ECC83、E83CC、CV4004、ECC803、5751
Tube Basics
Common Replacements
6p14、6л14л、6BQ5、N709
Thanks for choosing our Line Magnetic Mini 218IA Integrated Amplifier as an
important part of your music system and please read the manual carefully
before installation and operation.In order to prevent damage during
transportation the amplifier is packed with protective foams surrounding the
tubes. Before installation please remove these foams to avoid any risks.
Suggestions:MINI 218IA Integrated Amplifier is designed and manufactured
with our original parts and reaching the best results. We are not responsible
for problems and damages caused by non-original parts replacement in the
amplifier.
Package Contents
Please carefully check the package first and then open the package.
Package contents include:
1. Line Magnetic MINI-218IA 1
2. Main Fuses 2
3. Power cord 1
4. User’s Manual 1
5. Warranty Card 1
Note:All other parts except above are not
included.
Note: Please make sure local voltage level is matched with the input level
of the amplifier which indicates on the rear panel. Too low or too high
voltage may cause problem and in case you've found improper voltage
please contact our company or our local agent.
Recommendation: Keep all packing materials
for future use and please fill in the warranty
card for registration of warranty.
Product features
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.
Precautions:
Connect the speaker cables and signal cables first and then plug the power
cord into the power socket.
Clean the amplifier with soft dry cloth and please do not use any chemicals
for cleaning.
Note: 1.It is normal that power transformer becomes hot for extended
period of operation.
2.Please unplug the power cord if you’re not going to use the
product for an extended period of time.
3.Please do not insert the power cord into the mains socket only if
all other instruments are well connected
4.To prevent damage to the amplifier never cut off the speaker
cables while the unit is ON.
5.In order to protect the tubes please re-switch on the amplifier
after turned off in two minutes.
Warning: Please make sure corresponding voltage is the same as required.
We are not responsible for damage caused by misuse of unsuitable
voltage.
Tube Replacement
Safety precautions
1. Unplug the power cord if you are not going to use the product for an
extended period of time.
2. Temperature will become higher after working in long period of time and
please keep the unit's ventilation open and install the amplifier at a
well-ventilated place to avoid troubles and fire hazard.
3. Forbidden to operate as unloaded.
4. Forbidden to operate when the output is open or shorted.
5. Do not attempt to service this product yourself. Opening the cover may
expose you to dangerous voltage or other hazards.
6. We are not responsible for any problems caused by checking and opening
without permission of our company. For service, Please contact a qualified
service technician.
7. Do not place any objects filled with liquids such as vases or some others
on the top or around.
8. Clean only with dry cloth.
9. Please move the amplifier carefully not to drop the unit or be subject to
other strong shocks.
10. Unplug the power cord if you are not going to use the product during
hunderstorm.
Carefully read and follow the Manual for installation:
1. Do not place the product near heat sources such as radiators, heat
registers or other products that produce heat.
2. In order to avoid being overheated please keep the unit’s ventilation open.
3. Do not expose this appliance to rain or moisture.
4. Amplifier should install steadily and make sure all four feet are on the same
level.
5. Keep the amplifier in a certain distance so that it can be easily connected.
6. Keep the amplifier in 15CM’s distance to the surrounding walls.
The lightning flash with arrowhead symbol, within an equilateral triangle, is intended
to alert users to the presence of uninsulated “dangerous voltage” within the
product’s enclosure that may be of sufficient magnitude a risk shock to persons.
The exclamation point within an equilateral triangle is intended to alert the user to
the presence of important operating and maintenance (servicing) instructions in the
literature accompanying the appliance.
RISK OF ELECTRONIC
SHOCKDO NOT OPEN
CAUTION
.To reduce the risk of electric shock, do not remove the cover.
.No user serviceable parts inside. Refer servicing to qualified service personnel.
.To reduce the risk of fire or electronic 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 problem or reduce its life.
Power output: 3W＋3W Frequency response: 10Hz～50kHz（-1.5dB）
THD: 1%（1kHz） S/N Ratio: 87dB
Input Sensitivity: 210mV Input Impedance: 100kΩ
Output Impedance: 4Ω, 8Ω Dimension (W×D×H): (175 x 190 x 132) mm
Tube Complement: 12AX7×2、EL84/6P14×2
Net Weight: 4.6kg Power Consumption: 45W
Power Requirements: 230VAC 5%, 50Hz
Working Condition: Temperature: 0℃～40℃ Moisture: 20%～80%
Storage Condition: Temperature: -20℃～70℃ Moisture: 20%～90%

2.Indicator for Operation
1.Volume Knob: Volume
up to the right while
volume down to the left.
4.Selector: Output selection between Speaker and Headphone.
3.Headphone Socket
Front Panel:
Signal Input:
used for source input.
Outputs: used to
connect with the
speakers.
Power Socket with main
fuse: Main fuse is located
on the rear of the amplifier
just below the power cord
socket. Replace with the
same type and value fuse.
Side Panel:
ON/OFF:
Turn on or turn off the amplifier.
Check the impedance of your speakers. Attach the positive from your
speaker to the 4, or 8 ohm terminals and the negative to the 0 ohm
terminals separately. 4 ohm or 8 ohm impedance speakers are
preferential and if your speakers are 6 ohm it would not cause damage
to the amplifier and experience using 4, or 8 ohm positive terminal to
find what the best is for your speakers. Please take the right
guidance for connection and do not mix as wrong connection may cause
noise or low grade function.
How to connect the speaker cables:
1.Unscrew the terminal knobs,
2.Insert the speaker cables,
3.Screw the terminal knobs.
Speaker Connection
Suggestions:
1.During installation please always refer to other products’ operation
manuals.
2.Please do not insert the power cord into the main socket only if all
other instruments are well connected.
3.R refers to right channel while L represents left channel.
4.Please take the right guidance for connection as wrong connection may
cause noise or low grade function.
5.Do not fasten signal cables together with other cables just like the
power cables to avoid disturbance.
Here is the standard way of connection for MINI 218IA with other audio
equipments. Please take pictures below for your reference:
Audio Connection
Rear Panel:
Problem Cause Remedy
NO OUTPUT
Power LED
is OFF.
Power LED
is ON.
Power cord is not
well-connected
Main fuse is out.
Troubles of inner parts
or components.
Volume is at ZERO.
NO signal input.
Please check the power cable
connection or power outlet connection
Replace with the same type and value fuse.
Please contact with local agents or
our company.
Turn up the Volume.
Check the function of the sound source.
Check the input selection and switch to
the proper input.
Sound Distortion
Noise output
Sound field
Positioning is
not so good.
High input signal level.
Ground of input signal cable
is open or bad contact of
the input signal cable.
Components or circuits
are in trouble.
Signal input cables or
speaker cables are
wrongly connected.
Turn down the volume to suitable position.
Replace the input signal cable with a
new one.
Please contact with local agents or
our company.
Reconnect it as suggested in the manual.
Line Magnetic logo is registered trademark of Zhuhai Line
Magnetic Audio Co., LTD. Copyright of Zhuhai Line Magnetic
Audio Co., LTD. All Rights Reserved.
Terms & Conditions:
1. Limited Warranty: One-year limited warranty from the date of purchase except
vacuum tubes which are warranted for six months.
2. Limited to original purchaser. This warranty is for the sole benefit of the
original purchaser of the covered product, and may not be transferred to a
subsequent owner.
3. Conditions & Limitations. This warranty is subject to conditions and limitations,
as follows. This warranty is void and inapplicable if the product has not been
used or handled other than in accordance with the instructions in the owner’s
manual, or if it has been misused, abused, damaged by accident or neglect, or
in transport once in possession of purchaser, or the defect is due to the
product being repaired or tampered with by anyone other than Zhuhai Line
Magnetic Audio Co., LTD or 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 Co.,
LTD or an authorized Line Magnetic Audio Representative at his or her sole
expense. A returned product must be accompanied by a written description of
the defect and the warranty card with an authorized dealer’s stamp on which
indicates the model and series number, the date of purchase, the name and
address of the purchaser. Zhuhai Line Magnetic Audio Co., LTD reserves the
right to modify the design of the product and change the specifications without
notice or obligation to any person.
5. Miscellaneous. Any implied warranties relating to the above product shall be
limited to duration of this warranty. This warranty does not extend to any
incidental or consequential costs or damages to purchaser. Our liability will be
no more than the amount you paid for the product that is the subject of a
claim. This is the maximum amount for which we are responsible. This warranty
gives you specific legal rights. You may also have other rights which vary from
country to country, state to state.
Functions Description
Connection
Note:
Connect the speaker cables with the amplifier after it is well connected
with the speakers. Please notice the right direction indication of the cable
and do not mix up the positive and the negative end.
Warranty Statement
Troubleshooting
Please follow the instruction in the manual in order to keep the amplifier work
in its best state. If wrongly operated and you thought that would be troubles
please check according to following tips to look for the exact reason.
Sometimes problems would be caused by the other related products and please
have a check too on those connections. Even doing so, if the problem still
exists please contact with your local agent or our company.