Skytec STM-2250 User Manual

1 - 16

STM-2250 4-Channel MINI MIXER with 8 Sound Effects

172.979

USER’S MANUAL

HANDLEIDING

GEBRAUCHSANWEISUNG

MANUAL DE INSTRUCCIONES

2 - 16

Lay-out

3 - 16

ENGLISH

Dear Customer,

We like to congratulate you on the purchase of the professional DJ mixer DX-2000X

You have chosen a product which combines deliberate technical features with an appealing design.

Please read this manual conscientiously and carry out the given instructions before and while you are using your new
device.

Safety Precaution
Read all documentations carefully before operating the equipment. Retain this manual for future reference. Follow all
instructions printed on unit for proper operation.

Do not open cover (or back cover) to reduce the risk of electrics shock or fire.

There are no user serviceable parts inside. Refer to Servicing to qualified service personnel.

This symbol is used to alert the operator to the presence of important Operating instructions
and precautions detailed in the documentation manual.

This symbol is used to warn operators that uninsulated dangerous voltages are
Present within the products enclosure that may pose a risk of electric shock.

Warning: To avoid fire or risk of electric shock, do not expose this unit to rain or moisture.
Notes:

 Make sure power outlet conform to the power requirements listed on the back of the unit.
 Main voltage must be correct and the same as that printed on the rear of the unit.
 Do not use the unit if the electrical cord is frayed or broken.
 The unit shall not be exposed to dripping or splashing and that no objects filled with liquids such as vases, shall be

placed on unit.

 The unit shall be connected to a mains socket outlet with a protective earth connection.
 Power plug as an equipment that separate from power supply system, it must be easy to operating.

4 - 16

4 CHANNEL DJ MIXER

The mixer combines and routes signals of different sound sources
Separated tone control for each channel
Input and output RCA terminals ; headphone and mic with 6.3mm jack connectors
The mixer has a cue function and a crossfader
Integrated MP3 player with USB/SD card slot
With 8 digital sound effects and real speed and volume control for effects
Ideal for rumpus room and hobby DJs.

1. CROSS-FADER: Slide for step less cross-fading from one to another assigned channel.

2. SOUND EFFECTS SECTION

Eight different sound effects ( ALIEN, APPLAUSE, SIREN, CROAK, GLASS，SCREAM，CROWD & BIRD) may be
added to your mixer by pressing the SOUND EFFECTS CONTROL BUTTONS. The volume of the effects can be
adjusted using the rotary VOLUME located the right side under the BIRD effects buttons. The pitch of the effects can
be increased or decreased using the rotary SPEED CONTROL located under the ALLIEN effect button.

3. CHANNEL VOLUME FADER

Channel fader will allow you to adjust the volume for that particular Channel selected

4. CHANNEL EQ-HIGH

The rotary knobs allow you to adjust the High frequency of the channel input

5. CHANNEL EQ-LOW

The rotary knobs allow you to adjust the Low frequency of the channel input

6. CHANNEL CUE SELECTOR SWITCH

The button allows you to choose which channel you wish to monitor in your headphones by pressing the buttons down.

7. MASTER VOLUME FADER

This fader will allow you to adjust the master volume of the unit

8. LINE1/USB INPUT SELECTOR

9. PHONO1/LINE 2 INPUT SELECTOR

10. OUTPUT METER: VU-meter with LED as indicators for the strength of the output signal.

11. MIC VOLUME: Volume control of the microphone

12. CUE VOLUME-The CUE VOLUME ROTARY KNOB adjusts your headphone monitor output volume.

13. MODE SELECTOR- To allow you to select the input source

14. MP3 Player: Selects the previous track or volume decreasing

15. MP3 Player: Starts the playback and pause function

16. MP3 PLAYER: Selects the next track or volume increasing

17. USB INPUT

Insert your USB flash drive into this slot. The unit will only read .mp3 file formats from the USB flash drive.

18. SD Card INPUT
Insert your SD CARD flash drive into this slot. The unit will only read .mp3 file formats from the flash drive

19. IR- For remote control ( Optional)

20. AC12V: Connector for a power supply.

21. Microphone input connector: To insert your microphone

5 - 16

22. Headphone-connector: Use the headphone for pre-listening the output singal.

23. GND: Grounding e.g. for a turn table

24. MASTER OUTPUT

The MASTER output jacks connect the mixer to your main amplifier using standard audio cables with RCA-type
connector.

25. LINE / PHONO INPUTS

Located on the rear panel are 1 PHONO and 2 LINE RCA inputs.

SPECIFICATIONS

◆ Input Sensitivity MIC： 10mV/10KΩ

◆ Input Sensitivity LINE: 300mV/30KΩ

◆ Input Sensitivity PHONO: 15mV/22KΩ

◆ Frequency Response LINE: 20Hz-20KHz +8/-3dB

◆ Bass: ±10dB

◆ Treble: ±10dB

◆ THD+N(1KHz): <0.05%

◆ OUTPUT: 2V/400Ω

◆ Max: 10V Peak-to-Peak

◆ S/N: >67dB

◆ Headphone Impedance: 16-32 Ohm

◆ Power Requirements: AC12V-600mA

◆ Dimensions ( Lx W x H ) L202 x W202 x H35 MM

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.

WARRANTY CONDITIONS

The date the product leaves the importer is considered to be the date the warranty begins. Only companies approved by
Skytec are allowed to work on the equipment.
During warranty period (defective) equipment must be returned to the dealer by pre-paid mail in the original box.
Potentiometers have a limited lifetime and are not covered by the manufacturer for more than normal use.
For all service enquiries, refer to your local distributor,as he is best able to help you.

Do not attempt to make any repairs yourself. This would invalid your warra nty. Do n ot make a ny changes to the uni t. This woul d
also invalid your warranty. The warranty is not applicable in case of accidents or damage s caused by inappropriate use or
disrespect of the warnings contained in this manual. Skytec 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.