300+ TOP Zebronics Technical Interview Questions – Answers

  1. 1. Is There Any On/off Switch Present In Keyboard And Mouse?

    As far keyboard as concern ON/OFF switch not present but you can wake up keyboard by pressing num lock when it is in sleep mode.

    Mouse has an inbuilt ON/OFF switch, which is present in back side of the mouse.

  2. 2. When Dongle Is Connected My Keyboard Is Working And Mouse Is Not Working?

    The product might require a fresh synchronization, please follow the below steps.

    MOUSE –
    When you insert a battery in mouse it will start with red color LED blinking and get off in 2-3 seconds, please press and hold scroll button and right click button for 2-3 sec when green LED starts blinking , please release the buttons and insert the dongle in USB port.

    KEYBOARD –
    When you insert a battery on keyboard slot green LED in front will start blink for 1-3 sec and stops, later please press connect button while you inserting dongle with a long green color LED blink it will start pairing with the dongle.


  3. TCS Technical Interview Questions

  4. 3. The Covering Distance Of My Mouse Is Very Poor?

    If battery is weak this might happen, please replace your battery with new one. You can use combo device within 9M.

  5. 4. Mouse Is Not Working But Led Is Blinking?

    1.  Press and hold scroll button and right click button.
    2.  Insert battery when you leave the hold off scroll and right click (Releasing the keys and inserting the battery must be on the same time   without any delay)
    3.  When you complete step 2 mouse will start blinking on that time please insert dongle in to USB slot.
  6. 5. How To Switch Between Different Led Modes?

    Press “FN” + “INS”   – 4modes. ( Modes can be switched by pressing this combination again.)

    Press “FN” + “HM”   – 4modes. (Modes can be switched by pressing this combination again.)

    Press “FN” + “PU”    – 4modes. (Modes can be switched by pressing this combination again.)

    Press “FN” + “DEL”  – 4modes. (Modes can be switched by pressing this combination again.)

    Press “FN” + “PD”    – 4modes. (Modes can be switched by pressing this combination again.)

    Press “FN” + “END” – 1modes.


  7. Wipro Technical Interview Questions

  8. 6. Is It Possible To Program A Key In “fn” + “end” Mode ?

    Yes,  Press twice “FN+END”, the Keyboard will enter into configuring mode. (NUM LOCK, CAPS LOCK & SCROLL LOCK LED will blink  continuously.)

    Press the keys for which you want the LEDs ON/OFF.   Once you have  done, Press  “FN+END” again to exit  this mode.

  9. 7. How To Increase/decrease The Brightness Of The Led?

    Press “FN” + “Up/down arrow key” – to change the LED brightness adjustment.


  10. Infosys Technical Interview Questions

  11. 8. How To Increase/decrease The Blinking/animation Speed Of The Led?

    1. Press “FN” +  “-”     – to Decrease the blinking/animation speed of LED
    2. Press “FN” +  “+”     – to increase the blinking/animation speed of LED.
  12. 9. How To Shift Led Movement From One Direction To Other ?

    Press “FN” + “Left/Right arrow key” – to move the led light from Left to right or Right to left.


  13. Apple Technical Interview Questions

  14. 10. How To Lock The Windows Key?

    Press “FN” + “Windows keys” – to lock the WINDOWS key function, press again to unlock. 

  15. 11. Is It Possible To Program The Backlit For Keys In Max Pro ?

    Yes, below is the detailed guide for the same

    1. Press twice “FN” +  “~”, the Keyboard will enter into configuring mode. (NUM LOCK, CAPS LOCK & SCROLL LOCK LED will blink continuously.)
    2. Now press “FN”+ “RIGHT KEY”, to change the selected color. The backlit colors will change in following order – 1.Red  2.Orange 3.Yellow  4.Green 5.light blue 6.Blue 7.Violet 8. White 9. Off.The selected backlit color will be visible in “~” key.
    3. To save the configured mode, press “FN” + “~” key once again.
    4. This custom color backlit will be saved even when keyboard is disconnected, you can select this custom color backlit by pressing “FN” + “~” key once.
  16. 12. How To Change The Led Colors?

    Press “FN” + “Right  arrow key”.


  17. TCS Technical Interview Questions

  18. 13. How To Change Fm Mode And How To Scan/save Channels?

    1. Turn on the device using power and volume button.
    2. Press reset button once.
    3. Press scan button once.
    4. Available range FM channel will be scanned and saved automatically.
    5. After scanning, pressing the scan button will allow you to change FM channels.
  19. 14. Where Did Battery Socket Located In Headphone?

    Headphone –
    On the left side of headphone is having the battery socket, please slice down the dark brown color cap to open and locate battery. Requires two AAA batteries.

    Transmitter –
    On transmitter battery socket located in bottom of the unit. Requires AAA batteries.

  20. 15. How To Connect Transmitter With Desktop/laptop/tablet/mobile Etc?

    Please use the bundled AUX cable (3.5mm on one side and two RCA female on another side) and connect RCA end with transmitter and connect 3.5mm (Stereo) end to the device you wish to connect.

  21. 16. What Is Monitor Feature And How To Use?

    This mode used for voice capture, you can keep transmitter in monitor mode on one desk and can hear voice through headphone up to distance of 10m (Without any interruption)

    1.  Turn on transmitter and headphone
    2.  Set transmitter on monitor mode
    3.  No more connection required (Cable free)
    4.  Receive transmitter signal on headphone by pressing scan button.
  22. 17. How To Connect A Mobile For Wireless Music ?

    When the speaker is in wireless mode, search for nearby BT devices in your mobile. Tap the name “ZEB-PUNCH” and connect it.(Password – 0000, if prompted).

  23. 18. What Are The Different Modes In Zeb-punch ?

    BT Wireless/Micro SD/USB/FM /AUX mode.


  24. Wipro Technical Interview Questions

  25. 19. How To Tune Fm Channels?

    1. Switch the speaker to FM mode.
    2. Connect the AUX cable to the AUX port of the speaker and leave the other end free (this cable will act as an FM  antenna).
    3. Press the Play/Pause button once to start scanning the FM channels.
    4. once the scanning is done, the speaker will start playing from first saved channel.
    5. To change the channels you can use Next/Previous buttons.
  26. 20. What Are The Different Led Indicators?

    Red LED glowing – Charging  

    Red LED turns OFF – Fully charged.

  27. 21. How To Decrease/increase The Volume Level?

    Press “-/+” to decrease/increase the volume level respectively.

  28. 22. How To Use Usb/msd Card?

    Once a USB/mSD card is inserted into the speaker, it will detect the USB/mSD card automatically start playing the songs from it.

  29. 23. What Are The Different Modes In Zeb-oliver?

    BT Wireless/Micro SD card/USB/FM/AUX.

  30. 24. How To Scan Fm Channels?

    1. Switch the speaker to FM mode.
    2. connect the AUX cable to the AUX port of the speaker and leave the other end free (this cable will act as an FM  antenna).
    3. Press and hold the Play/Pause button to start scanning for FM channels.
    4. Once the scanning is done, the speaker will start playing from first saved channel.
    5. To change the channels you can use +/- buttons.

  31. Infosys Technical Interview Questions

  32. 25. How To Use Usb/micro Sd Card?

    Once a USB/Micro SD card is inserted into the speaker, it will detect the USB/Micro SD card automatically and start playing songs from it.

  33. 26. How To Pair The L & R Speaker With Each Other?

    Turn ON both the JIVE speaker & Press and hold the Play/Pause key of any one speaker to pair both the speaker together. Sound notification is prompted once successfully connected. Both the speakers can also be disconnected by long press the Play/Pause key of any one speaker again.

  34. 27. How To Pair Both The Speaker To A Single Mobile To Stream Wireless Music?

    Once both the speakers are connected to each other with the help of the above step, Scan and discover “ZEB-JIVE” speaker on your device. Tap on “ZEB-JIVE” to connect (Password-0000, If prompted).


  35. Apple Technical Interview Questions

  36. 28. How To Pair L & R Speakers Individually With Two Different Mobiles?

    Disconnect the L & R connection of the speakers (If both the speakers are connected to each other) by long pressing the Play/Pause key of any one speaker. Sound notification is prompted once successfully disconnected. Now both the speakers can be connected individually to two different devices.

  37. 29. How To Use The Speakers In Aux Mode?

    Connect one end of the 3.5mm jack cable to the audio source Connect the other ends (Other end splits to two 3.5mm jack) of the cable to both the speakers.

  38. 30. How To Connect The Mellow Speaker To A Audio Source?

    Connect the USB of the speaker to a Powered USB port. (Via USB port or PC/Laptop or DC 5V adapter) Plug the 3.5mm jack to the audio source.

  39. 31. What Is The Purpose Of The Given Controller?

    With the help of the controller, Mellow can be function in various other modes. (i.e Bluetooth,FM,USB & SD modes).

  40. 32. Using The Controller, How Can We Connect Mellow Wirelessly Via Bt?

    Connect the USB of the speaker to a Powered USB port. (Via USB port or PC/Laptop or DC 5V adapter)Plug the Micro USB to the controller & the other end of the micro USB cable to a Powered USB port. (Via USB port or PC/Laptop or DC 5V adapter).

    • Plug in the 3.5mm jack of the speaker to the controller.
    • When the controller is in BT mode, search for nearby devices in your mobile.
    • Tap the name “ZEB-MELLOW ” and connect it. (Password – 0000, if prompted).
  41. 33. Using The Controller, How To Tune Fm Channels In Mellow?

    Connect the USB of the speaker to a Powered USB port. (Via USB port or PC/Laptop or DC 5V adapter)plug the Micro USB to the controller & the other end of the micro USB cable to a Powered USB port. (Via USB port or PC/Laptop or DC 5V adapter)

    • Plug in the 3.5mm jack of the speaker to the controller.
    • When the controller is in FM mode,Press the Play/Pause button once to scan the available FM channels.
    • Once the scanning is done, the speaker will start playing the first channel. To change the channels use the next/previous buttons on the controller.
  42. 34. Using The Controller, How To Play Songs Via Usb Pendrive/sd Card?

    Connect the USB of the speaker to a Powered USB port. (Via USB port or PC/Laptop or DC 5V adapter)Plug the Micro USB to the controller & the other end of the micro USB cable to a Powered USB port. (Via USB port or PC/Laptop or DC 5V adapter)

    • Plug in the 3.5mm jack of the speaker to the controller.
    • Insert a Pendrive/SD card to the controller
    • The Controller will detect the Pendrive/SD card & start playing the available audio content in the pendrive/SD card.