GPO JAM User manual
OPERATING MANUAL
TURNTABLE
MODEL: GPO JAM
Please read carefully this manual and keep it for future reference.
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CONTENT
IMPORTANT SAFETY INSTRUCTIONS FOR AUDIO PRODUCTS - READ THROUGH ..............................1
PRECAUTIONS ...................................................................................................................................3
BEFORE USE.......................................................................................................................................4
HOW TO REPLACE THE TURNTABLE STYLUS (NEEDLE)......................................................................4
LAYOUTS............................................................................................................................................4
PART I: MAIN FUNCTION ...................................................................................................................5
LINE OUT ...........................................................................................................................................5
PHONOGRAPH...................................................................................................................................5
PART II: AUDACITY SOFTWARE ..........................................................................................................6
AUDACITY INSTALLATION AND USB CONNECTION............................................................................6
AUDACITY FOR WINDOWS ................................................................................................................6
CONFIGURING AUDACITY FOR MICROSOFT WINDOWS .........................................................10
TROUBLESHOOTING GUIDE.............................................................................................................16
SPECIFICATION ................................................................................................................................18
Important Safety Inst for Audio Products - Read Through
When using electrical products, basic prec should always be followed including:
1. Read Instruc ons - All the safety and opera ng inst should be read before the product
is operated.
2. Retain Inst - The safety and opera ng inst should be retained for future
reference.
3. Heed Inst - All warnings on the product and in the opera ng inst should be
adhered to
4. Follow Inst - All opera ng and user inst ons should be followed.
5. Cleaning - Unplug this product from the wall outlet before cleaning. Do not use liquid cleaners
or aerosol cleaners. Use a damp cloth for cleaning.
6. Aachments - Do not use aachments not recommended by the product manufacturer as
they may cause hazards.
7. Water and Moisture - Do not use this product near water-for example, near a bath tub, wash
bowl, kitchen sink, or laundry tub, in a wet basement, or near a swimming pool, etc.
8. Accessories - Do not place this product on an unstable surface. The product may fall, causing
serious injury to a child or adult and serious damage to the product. Use only with a stand,
bracket, or table recommended by the manufacturer, or sold with the product. Any mounng of
the product should follow the manufacturer’s instrucons, and should use a mounng accessory
recommended by the manufacturer.
9. Transporng - This product should be moved with care to avoid damage
or injury.
10. Venlaon - Slots and openings in the cabinet are provided for
venlaon, to ensure reliable operaon of the product and to protect it
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from overheang. These openings must not be blocked or covered. The openings should never be
blocked by placing the product on a bed, sofa, rug, or similar surface. This product should not be
placed in a built-in installaon such as a bookcase or rack unless proper venlaon is provided or
the manufacturer’s instrucons have been adhered to.
11. Power Sources - This product should be operated only from the type of power source
indicated on the marking label. If you are not sure of the type of power supply to your home,
consult your product dealer or local power company. For products intended to operate from
baery power, or other sources, refer to the operaon instrucons.
12. Main Plug - The main plug is used as the disconnect device, the disconnect device shall
remain readily accessible.
13. Power - Cord Protecon - Power-supply cords should be routed so that they are not likely to
be trapped in any way.
14. Lightning - For added protecon for this product during a lightning storm, or when it is le
unaended and unused for long periods of me, unplug it from the wall outlet and disconnect
the antenna or cable system. This will prevent damage to the product due to lightning and
power-line surges.
15. Power Lines - An outside antenna system should not be located in the vicinity of overhead
power lines or other electric light or power circuits, or where it can fall into such power lines or
circuits. When installing an outside antenna system, extreme care should be taken to keep from
touching such power lines or circuits as contact with them might be fatal.
16. Overloading - Do not overload wall outlets, extension cords, or integral convenience
receptacles as this can result in a risk of fire or electric shock.
17. Object and Liquid Entry - Never push objects of any kind into this product through openings
as they may touch dangerous voltage points or short-out parts that could result in a fire or
electric shock. The apparatus shall not be exposed to dripping or splashing, and on object filled
with liquids such as a vase of flower, shall be placed on the apparatus.
18. Servicing - Do not aempt to service this product yourself as opening or removing covers may
expose you to dangerous voltage or other hazards. Refer all servicing to qualified service
personnel.
19. Damage Requiring Service - Unplug this product from the wall outlet and refer servicing to
qualified service personnel under the following condions:
a. If the power-supply cord or plug is damaged.
b. If liquid has spilled, or objects have fallen into the product.
c. If the product has been exposed to rain or water.
d. If the product does not operate normally by following the opera ng inst Adjust
only those controls that are covered by the opera ng inst as an improper adjustment
of other controls may result in damage and will o en require extensive work by a qualified
technician to restore the product to its normal opera on.
e. If the product has been dropped or damaged in any way, and the product exhibits a dis nct
change in performance-this indicates a need for service.
20. Replacement Parts - When replacement parts are required, be sure the service technician has
used replacement parts specified by the manufacturer or have the same characteris cs as the
original part. Unauthorized subs may result in fire, electric shock, or other hazards.
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21. Safety Check - Upon comple of any service or repairs to this product, ask the service
technician to perform safety checks to determine that the product is in proper opera ng
co
22. Heat - The product should be situated away from heat sources such as radiators, heat
registers, stoves or other products (including amplifiers) that produce heat.
Pr
Safety Informa on-c
1. In order to shut offthe power of this product completely, unplug the power cord from the wall
outlet. Be sure to unplug the unit if you do not intend to use it for an extended period of
such as on a vaca
2. Use of controls, adjustments and performance of procedures other than those specified herein
may result in hazardous radia on exposure.
3. To prevent electric shock, match wide blade of plug to wide slot, fully insert.
4. If this product develops trouble, contact qualified service centers, and do not use the product
in def ve states.
Safety Pre s
WARNING:
To reduce the risk of fire or electric shock, do not expose this appliance to rain or
moisture.
CAUTION:
Use of controls or adjustments or performance of procedures other than those
specified may result in hazardous radia on exposures.
CAUTION
RISK OF ELECTRIC SHOCKS - DO NOT OPEN!
To reduce the risk of electric shock, do not remove cover or back.
No user serviceable parts inside. Refer servicing to qualified service personnel.
The light flash with arrowhead symbol, within an equilateral triangle, is
intended to alert user to the presence of non-insulated “dangerous voltage”
within the product’s enclosure that may be of sufficient magnitude to
cons te risk of electric shock to persons.
The exclama on point within an equilateral triangle is intended to alert user
to the presence of important opera ng and maintenance (servicing)
inst in the literature accompanying the appliance.
(See markings on the back of the unit.)
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Before Use
1. Choose unit installaon locaon carefully. Avoid placing it in direct sunlight or close to a source
of heat. Also avoid locaons subject to vibraons and excessive dust, cold or moisture. Keep away
from sources that hum, such as transformers or motors.
2. Do not open the cabinet as this might result in damage to the circuitry or electrical shock, if a
foreign object should get into the set, contact your dealer.
3. Be sure not to handle record with dirty fingers. Never play a record that has a crack on the
surface.
4. When removing the power plug from the wall outlet, always pull directly on the plug, never
pull the cord.
5. To protect the stylus, don’t forget to put on the white protecve needle cover aer use.
6. Do not aempt to clean the unit with chemical solvents as this might damage the finish.
Use a clean, dry cloth.
7. In order to shut off the power to this product completely, unplug the power cord from the wall
outlet. Be sure to unplug the unit if you do not intend to use it for an extended period of me,
such as a vacaon.
8. Keep this manual in a safe place for future reference.
How to Replace the Turntable Stylus (Needle)
Removing old stylus
1. Set a screwdriver at the p of the stylus and push
down in the direcon “A”.
2. Remove the stylus by pulling it forward and down.
Installing a new stylus
1. Hold the p of the stylus and insert the other edge
by pressing in the direcon “B”.
2. Push up in the direcon “C” unl it locks at the p.
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1. 45 RPM ADAPTOR
2. TONE ARM CONTROL INDICATOR
3. DECORATION (NOT FOR ADJUSTMENT
TO THE TONE ARM)
4. TONE ARM
5. TONE ARM REST
6. SPEED SELECTOR
7. STYLUS
8. NEEDLE COVER
9. TURNTABLE
10. ATMOSPHERE LIGHT
11. BUILT-IN SPEAKERS
12. VOLUME KNOB
13. RCA LINE OUT CABLE
14. USB SOCKET
15. AC POWER CORD
16. DUST COVER
P
Layouts
ART I: Main Func n
Line Out
1. Rotate the VOLUME knob counterclockwise to turn offthe unit’s volume. Then a “click” sound
will be heard.
2. Connect the RCA line out jacks to auxiliary input sockets of your home amplifier device. Make
sure to match the socket colors with the jack colors.
3. Connect the unit’s power cord to the household outlet. Also, power on your amplifier device
and adjust its volume level.
Phonograph
1. Connect the AC plug to the household outlet. Then the atmosphere light will light blue all the
2. Turn the VOLUME knob which locates at the back of the unit, clockwise to adjust to your
desired volume level.
3. Put a record on the turntable. Remember to use the 45 RPM adaptor located on the right top
corner when playing a 45 RPM record.
4. Remove the white plas needle cover. Keep the needle cover in a safe and accessible place for
future use.
5. Select the speed according to the record you are playing.
6. and move tone arm to turntable, TONE ARM CONTROL INDICATOR will light up. Place tone
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arm on the edge of the record and the record starts playing.
NOTE:
You’re strongly recommended to play records with transparent dust cover closed. Also, please
don’t place anything on top of dust cover especially playing a record.
7. To pause or stop playing, you need to lift and move the tone arm back to the tone arm rest
manually.
8. When the record reaches to its end, tone arm and rotation stop and TONE ARM CONTROL
INDICATOR lights off. Lift the tone arm and place it to tone arm rest manually.
9. Remember to cover the white plastic needle guard to protect the stylus and unplug the unit.
PART II: Audacity Software
The provided CD disc contains the following software:
(1)audacity-src-2.0.2--------- For source codes
(2)Audacity_for_MAC---------For Macintosh
(3)Audacity_for_WIN---------For Windows
The software is compatible with Window 98, 2000, ME, XP, VISTA, 7 and Macintosh.
NOTE: The Audacity does not support the latest upgraded MAC OS9.
Because of the variation of different operation systems, some of the interface may not be the
same as below.
Audacity Installation and USB Connection
Connect one end of USB cable to the turntable and the other end into your computer. Then
connect the AC power cord of turntable.
Audacity for Windows
1. Please insert the Audacity software disk that comes with your unit. Go to My Computer and
double click the CD ROM Drive.
2. There are five folders in the Audacity disk. Select Audacity_for_WIN for Windows system, and
select Audacity_for_MAC for Macintosh system.
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3. Double click the Audacity_for_WIN for Windows system, and double click the
audacity-win-2.0.2 to install the audacity software.
Installing the Audacity Software
1. Select the setup language first and click on OK to continue.
2. The Audacity Setup Wizard will appear. Click on Next to install the software.
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3. Continue to click on the Next buttons.
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4. Click on the Install button to start installation.
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5. Click on Next to continue.
6. Click on Finish to complete installation.
7. You can now open the Audacity software and start recording your files.
NOTE: Once you set up Audacity, you do not need to re-set it with each use.
(For additional information, visit the Audacity website at http://audacity.sourceforge.net)
Configuring Audacity for Microsoft Windows
Audacity Interface
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Audacity Control Buttons
Use the attribute controls button at the top of the screen to go to beginning, Pause, Play, Stop
and Record etc. Use the File, Edit, View, Transport, Tracks, Generate, Effect and Analyze menus to
Save, Export, and edit the music.
1. Click the ( ) button to pause the recording;
2. Click the ( ) button to play;
3. Click the ( ) button to stop the recording;
4. Click the ( ) button to skip to start;
5. Click the ( ) button to skip to end;
6. Click the ( ) button to record;
7. Adjust the output volume;
8. Adjust the input volume;
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HOW TO USE AUDACITY
1-Launch AUDACITY.
2- Put your turntable on and place your record you want to
encode.
3- Launch the record and push Record button (red one).
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You can see the recording in blue.
4- Push Stop to stop the recording (yellow button).
5- To record your file, go into Files and then click on ‘Export as MP3’.
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7- For example, you can record your file into Music.
8- Click on record. Your MP3 file is kept into your menu.
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9- You can also change the settings you prefer.
10- The options menu opens to set your preferences.
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TROUBLESHOOTING GUIDE
If you experience any problems with your unit, kindly consult the following guide prior to calling
your dealer.
NO SOUND:
• If you are not getting any sound into the software application, go back to the preferences as
shown above and make sure that you have selected the USB Audio Controller for the recording
device in the devices.
• Power Cycle: Close Audacity, turn off the turntable, unplug the USB Cable. Then plug in the USB
Cable, turn on the turntable and reopen Audacity.
• If you are not able to hear any audio as you play the record, please click on the microphone
drop-down arrow and select Start Monitoring. This will enable you to hear the audio from the
turntable, even if you have not record-enabled the Audacity application.
Check the microphone slider to make sure that it is at full volume, all the way to the right as
shown below. If you find the recording sounds low or distorted, adjust the microphone slider.
POOR SOUND QUALITY:
• Check your stylus to make sure it is secured to the tone arm. The stylus must be connected to
the tone arm whenever using the turntable.
• Make sure that your RCA plugs are plugged into a source or not touching bare metal. If you
are experiencing noise through the USB, you may have interference from the RCA plugs. Ensure
the USB cable is not touching or near any other cables.
• If you experience any odd sounds coming from the recording, try closing all applications and
restarting the computer. Only run Audacity while recording.
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Problem Cause Soluon
THE WHOLE UNIT
Power does not come
on when the unit is
switch on.
Unit is unplugged. Connect the unit to the
AC power supply.
No sound comes out of
the speakers.
The volume is turned
down (to MIN). Adjust the volume.
The input selector does
not match the playback
source.
Re-select the desired
input source.
The sound is noisy.
The unit is too close to
a TV set or another
similar appliance.
Turn off the TV or other
appliance, and relocate
the unit.
The unit has no
response.
External factors such as
ESD (Electro-stac
discharge) affect the
unit.
Remove the power cord
and all power supply
device, then re-plug in
the unit aer one
minute.
PHONO PLAYER
The sound is noisy
when playing the
record.
The stylus is not placed
in the middle center.
Place the stylus in the
middle center.
The sound is noisy
when used for a period
of me.
The stylus is damaged.
Please change a new
stylus.
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Specification
AMPLIFIER section
Output Power……………………………………………..…
Frequency Response………………………………………
PHONOGRAPH section
Motor……………………………………………………….……
Drive system………………………………………………….
Speeds…………………………………………………………..
Wow & Flutter……………………………………………….
S/N ratio………………………………………………………..
Cartridge type………………………………………………..
Stylus…………………………………………………………….
Output level…………………………………………………..
SPEAKER SYSTEM section
Type……………………………………………………………….
Impedance…………………………………………………….
Input Power…………………………………………………..
GENERAL
Power requirements………………………………………
Power consumption………………………………………
Dimensions (WxHxD) ……………………………………
Weight…………………………………………………………..
Standard accessories……………………………………..
0.8W + 0.8W
60 TO 20,000 Hz
DC servo motor
Belt drive
33-1/3 rpm, 45 rpm and 78 rpm
Less than 0.25% (WTD)
More than 35 dB
Ceramic stereo cartridge
402-M208-165
160-380 mV (5 cm/sec at 1 KHz)
1-way
8 ohm
Max. 2 W
AC 230 V ~ 50 Hz
7 W
390 x 117 x 330 mm
3.1 kg (approx.)
Instruction Manual
45 RPM Adaptor
A Disc for Audacity Software Driver
USB Cable
* As a result of continual improvements, design, specification and manual are subject to change
without prior notice.
•Don’t throw the electrical and electronic appliances into the usual dustbin.
•Bring them to a collecting point.
•Some parts contained in these appliances may be dangerous for health and environment.
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WARRANTY & SUPPORT
Your ProTelX product has been carefully manufactured and 100% tested using high
quality assured components. It is guaranteed against faulty workmanship and materials
for a period of 12 months from the date of purchase. In the unlikely event that failure
should occur, the unit will be repaired or replaced free of charge when returned postage
paid to the address below within the guarantee period.
The guarantee does not include damage or failure resulting from misuse or damage in
transit. Your statutory rights under common law are in no way affected by this guarantee.
For service in or out of the guarantee period, please return the unit postage paid to the
company from where the unit was purchased.
*Repair or replacement is at the discretion of the manufacturer.
ProTelX reserves the right to change product specification without prior notice.
ProTelX
Suite B
Floor 8 St James House
Pendleton Way
Salford
Manchester
M6 5FW
Made in China
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