KeenPlus C1SE MP3 player User Manual

KeenPlus C1SE MP3 player

Specifications

• Model: C1SE
• Brand: KeenPlus
• Features: MP3 player with Android operating system
• Support: Google Store for app downloads
• Language Support: Multiple languages
• Power Source: Power cable
• Storage: Micro SD Card Slot
• Additional Features: Microphone, Earphone slot

Product Usage Instructions

• Power On/Off and Screen Control:
  To power on/off the player, hold the power button. Short press the button to toggle the screen on/off.

• Main Screen Introduction:

• Status Bar: Displays time, battery power, Wireless, and WIFI information.

• Function Icons: Click on icons to access various functions or settings.

• Volume Adjustment:
  Before using headphones, it is recommended to start with low volume and gradually increase it to a suitable level. Avoid high volumes to protect your hearing.

Frequently Asked Questions (FAQ)

• Q: How do I reset the MP3 player if it crashes?
  A: Insert a pointer into the reset hole to restart the system. If the player still cannot power on, check if the product is powered off

• Q: Can I use abrasive cleaners to clean the product?
  A: No, do not use any corrosive or abrasive cleaners to clean the product. Use gentle cleaning methods to maintain the device.

C1SE
Manual Guide

Thanks for choosing KeenPlus! Please read this instruction
manual before using this product. This guide will help you set it up and get you up with the operations you’ll use everyday!

Warm advice

1. To protect the new machine, we have attached a protective film to the MP3 player. If you want the best visual and operational experience, it is recommended to remove it.

2. The player has many built-in Internet applications, which will be better experienced in the WiFi environment. Of course, choosing to use it offline is definitely not a problem.

3. It is recommended to apply for a Google account before use, so that most Internet applications can use it to log in. Follow the link below to learn how to create a Google Account. https://edu.gcfglobal.org/en/googleaccount/creating-a-google-account/1/

4. It is recommended not to execute too many large-scale applications at the same time, which will easily cause the machine to heat up. Periodically clean up background executors manually or through clean software.

5. If the MP3 player will not be used for a short period of time, it is recommended to manually shut down the system to prevent excessive power consumption.

6.  The MP3 player provides Google Store, you can download applications at will, but many applications are charged, please use with caution.

7. If the player crashes, insert the pointer into the reset hole to reset the system and restart the MP3 player. If the player still cannot power on, please check if the product is powered off.

8. Android operating system and Google input method support multiple languages, you can choose the language you need through system settings.

9. It is recommended to turn down the volume of the unit before using,headphones,and gradually increase the volume after you start listening until it is suitable.
   Don’t turn up the volume too high to protect your hearing, (Doctors point out that listening at high volume for extended periods of time, will damage the listener’s hearing).
   When tinnitus occurs, turn down the volume or stop using it.

10. It is recommended to back up the personal data stored in the player, before formatting.

11. Over-voltage：Power cable strain,bending or squeezing by heavy,objects is not allowed to avoid overheating or fire disaster.

12. Please keep the product away from the electromagnetic environment,excessive humidity,smoke and other harsh envir onments.

13. Do not immerse the product in water,and do not use any c orrosive or abrasive cleaners to clean.

14. Do not expose the product to moisture or rain.It may cause equipment,failure or even hard to repair because of wa ter and moisture penetration.

15. Do not use headphones while driving,riding,operating mac hinery,or,doing work that requires attention to outside sounds.

16. There is an automatic shutdown function in setting.
    The following conditions must be met for achieving this function:

    • No programs running automatically in the background.
    • Can not be in the charging state.
      Note: The automatic shutdown timer starts after the screen is completely turned off.

17. If the actual setting and using method of this product are inconsistent,with this manual due to firmware upgrade,please contact us.

Open the Package

Buttons Introduction

1. Power on / off, Screen on/off
2. Volume+
3. Volume-
4. Rest hole
5. Trumpet
6. micro SD Card Slot
7. Microphone
8. Charge port
9. Earphone slot

Basic Operation

1. Power on/off:Hold the power button ① to turn on/off the player.Short press button ①to turn on/off the screen.
2. Main screen Introduction:
   • Status Bar:When entering the specific function menu,the to p column of the screen is the status bar, which displays these information:time,battery power,Wireless and WIFI.
   • Function Icons:In the main screen, the system comes with multiple icons. Directly click the icon to enter various functions or related settings for this equipment.
3. Volume Adjustment
   • Press button ② to increase volume.
   • Press button ③ to decrease volume.
   • Touch:When the volume bar pops up. you can adjust the volume by dragging the slider.
4. Reset: If the player crashes, insert the pointer into the reset hole to reset the system and restart the MP3 player. If the player still cannot power on, please check if the product is powered off.
5. Recovery: If you forget the password or cannot enter the system, you can try to restore the factory state through the recovery mode. Press and hold the [Power key①] + [Volume Up key③] at the same time to enter recovery mode,or you can use the universal password 1235789 to access your MP3 Player and reset your password.
6. Return:Swipe from right to left or tap the upper right butt on” ”.
7. Virtual Function Keys Operation:At the bottom of the scre en, display the navigation bar.
8. You can insert a micro SD card into the micro SD Card Slot 【⑥】 to expand the capacity of the device.
   • .Display background hidden files screens.
   • Return to main screen.
   • Return to previous menu.

Notes

1. After the device is operated for a long time,especially in a high temperature environment,it is a normal phenomenon that the surface might be hot,when you feel it is hot,please stop suing and charging,turn off some functions as well as moving the device to a cool place,please try to avoid prolonged high temperatures on the equipment.
2. If you do not use this MP3 player for a long time, please charge and discharge it at least once a month to prevent battery damage.

Configuration of New Device

Connect to Wi-Fi Network

1. Swipe down from the status bar to open the notifications b ar or find,“Wi-Fi”in settings.
2. Turn on the “Wi Fi” switch and the system will list all the WiFi and networks found.
3. Tap the Wi-Fi network you want to connect to.

If you choose an encrypted network,you will need to enter a password for access connection.

Connect to Wireless

1. Swipe down from the status bar to open the notifications panel or find “Wireless”in setting.
2. Turn on”Wireless”switch,enter the Wireless settings screen and click to ”paire new device”to search Wireless device.
3. Tap the name of the Wireless device you want to connect to and perform a pairing connection.

Transfer MP3 Music Files

1. Connect your MP3 player to your PC using a USB cable.
2. Open “C1 SE” folder as below on your PC windows panel.
3. Drag and drop the music files from your PC to the MP3 player’s folder.
4. Once the transfer is complete, safely eject the MP3 player from your PC.

Exception handling
If you are still unable to transfer MP3 files from PC to MP3 player, here are some troubleshooting steps you can try:

1. Check the USB cable: Make sure the USB cable you are using is functioning properly and is not damaged. Try using a different USB cable to see if the issue persists.
2. Enable USB debugging: On your Android device, go to “Settings” > “Developer options” > “USB debugging” and enable it. This will allow your PC to recognize your Android device. Below are the detailed instructions:
3. Enter the settings APP, click “System”
4. Click “Model” 7 times in a row,back again, developer options mode is turned on on your device.
5. Enter the developer options, swipe down, you will see the USB debugging option, slide the slider on the right side of the USB debugging to the right, and the USB debugging function will be turned on.
6. After these steps are completed, you connect the MP3 to the computer with a data cable, and the following options will appear on your MP3, please select Transfer files,At this time, the C1 SE mobile hard disk will appear on your computer, and you can transfer the data on your computer to MP3. 
7. Restart your devices: Sometimes, a simple restart can fix theissue. Try restarting both your Android device and your PC.
8. Use a different transfer method: If none of the above steps work, you can try using a different transfer method, such as Wireless or cloud storage.
9. By following these troubleshooting steps, you should be able to resolve any issues you are experiencing when transferring MP3 files from your Android device to your PC.

Screen and Display
Basic Operation of Screen

Tap:
Touch the target once,example:tap to confirm selection or, open the APP.

• Long Press : Touch the target for more than 2 seconds, example:long press the blank area on home screen to enter t he editing, state of home screen.
• Swipe:Swipe your finger on screen,example swiping up and d own,or left and right on the screen,allows you to scroll through files,navigate to other home pages,or perform other actions.
• Drag:Long press the target and move it to another location on the screen. example:on the home screen, drag a window widget or icon to any location.

Lock &Unlock Screen
Set screen lock pattern and password.
You can set the screen lock,password for your MP3 Player to protect your private information,if you forget your password,You can use the universal password 1235789 to access your MP3 Player and reset your password.

Open the settings:

1. Click“Security”>Screen Lock.
2. You can choose to swipe, set pattern, PIN code or password to unlock screen.

Notification & Status

1. Recognize the Status Bar
   According to the status bar,you can know the notification information and running status of the device in real time,when there are notification,light up the device screen and swip down from the status bar to view various messages.

2. Open Notification Bar
   Notification bar icon:When the notification bar is turned on, you can quickly set the screen, brightness, WiFi, Wireless, auto-rotate mode.

System Functions and Settings

Settings
Find the Setting icon on the main screen and click it to enter the setting function:

1. WLAN:After the Wi-Fi is turned on,the MP3 player will automatically search for connectable wireless network.

2. Wireless:After turning on Wireless,click to search new device, the device will automatically search for connectable Wireless devices,it can connect Wireless speakers and smart phone(Only date transmission is supported after connecting to the phone).

3. Memory: You can check the random access memory of the MP3 Player and the storage memory of MP3 player.

4. Applications notifications: you can view recently opened applications and view notification permission,etc.

5. Battery: You can set the smart power saving mode, sleep setting, etc.

6. Display:You can set brightness, night mode, wallpaper, sleep time, screen rotation, font size, font style, screensaver, etc.

7. Sound:You can adjust the volume of media, alarm and notification separately.

8. Storage:You can view the used storage and the storage space occupied by Apps

9. Security:You can set the lock screen password to encrypt and protect the data.

10. Automatic shut-down:You can select for 5 minutes, 10 minutes, 15,minutes, 20 minutes, 30 minutes(Default) and never shut down.

11. Google account setting.

12. Timing on off:You can set the time according to your needs,once finish the setup,tap “Done”at the top right of the screen.

13. System:

    • Language input: Click”Add Language”, select the corresponding,language press and drag to the firs row the system will automatically set the language.

    • Date time:The date and time can be updated automatically by connecting to the network and also can be set manually.
      Tips :The date and time can be automatically sync when you connect Wi-Fi. Otherwise, you need to set it manually: click”Automatic Date and Time”, and select “Off” to continue setting the date and time.

    • Factory reset:When you reset your device, all date will be cleared,please make a backup before resetting.

    • About device: You can view information about the player.

Music (Build-in APP)
Find the music icon in the main screen.

1. Enable to choose,the desired classification.There are artists, Albums,songs playlists.
2. In the music playback screen:click” ”to,play or pause.
3. Click“ ”to play the other or previous,song.
4. Click” “to view the music being played and,enter the playlist.
5. Click” ”to set the music loop.
6. Click” “to set the repeat mode.
7. Click” ” to select shuffle playback,add to,playlist, delete,sound effects(can set equalizer),music library.
8. Click” ”to quickly find music.

Sound Recorder(Build-in APP)

1. Find the sound recorder icon on the screen and click it to enter the recording function.
2. Click” “to start recording
3. Click” ”to pause the recording.
4. Cick“ ”,to end and save the recording.
5. Click” ”to set sound quality:High,Medium and Low.
6. Click“ ”to view the recording file.
   Warm Reminder:The recording format is WAV and MP3.

Micro SD Card Instructions

MP3 Player with micro SD Card expansion card slot, can put videos,picturese- books, etc into the memory card,when insert the memory card correctly according to the instructions and push in until hear a “ClICK”sound.
When taking out,please push it into the slot and release,the memory card will be automatically ejected and take it out.

【Notice】

1. Please insert the card into the card slot of the device correctly.
2. Please do not remove the memory cad when operating such as reading copying,etc otherwise the date maybe in error.
3. Avoid using and storing memory card in high temperature and high-humidity environments.
4. Keep memory card away from liquids and corrosive materials.

Notes on Battery Charging

1. Please use 5V/1A power adapter(Charger is NOT included) to charge.

2. New battery needs to charge and discharge for several time es to achieve optimum performance.

3. The player can be fully charged in about 3 hours normally. It is recommended to unplug it from the USB screen after charging and please do not connect to the power supply for a long time.

4. The polymer lithium battery coming with can be recharged repeatedly.

5. The polymer lithium battery must be replaced by professio nals, do not replace it by yourself.
   Note : if the battery is improperly replaced, there is a
   danger of explosion and it can only be replaced with the same type or equivalent type of battery.In order to protect the environment,give the waste battery to a professional organization for recycling.

6. Battery life may vary with usage conditions and production time.

7. Do not expose the battery to overheated environment such as sunlight or fire.

FAQ

1. The computer does not display the USB symbol when transferring files.
   A:Since the device is Android system, the computer cannot display the USB symbol however you can open“Computer” or “My Computer”in your computer to view the disk name “YMP-A1”and continue the transmission.

2. The computer reminded that the format is not supported during the transmission of files.
   A:Due to system reason,some formats may cause the computer to pop up, “format not supported” window when transferring files,in fact,they can be supported.When this window pops up please select “Yes”and “Execute the operation on all files”,the transmission will continue without appearing this window.

3. The navigation bar will disappear after open some applications
   A:When the navigation bar disappears, you can check whether the navigation bar is hidden.
   Steps:Settings Navigation bar Hide,navigation switch, and select Close. If there is no problem in the navigation, bar setting,you can pull down from status bar to open the notification bar and the navigation bar will be appeared,you can choose to exit and return.

4. Some video formats cannot be opened in the built-in video software?
   A:This MP3 supports most popular video format in the market, but some special video formats do not support playback. For example, RMVB format videos are protected by copyright, so this MP3 cannot play videos in this format. Therefore, it is recommended that you play videos in a regular video format

Specifications

Supporting
If you meet any product or usage problem,Please feel free to contact us to get the technical support to enhance your using experience.

Supporting
If you meet any product or usage problem Please feel free to contact us to get the technical support to enhance your using experience.

1. Electronic Instruction Manual
2. If product defective, Free replacement of a new one
3. Please contact us first to enjoy a 15% discount on the other purchase at our store.
4. Technical support

E- mail: keenplus@sina.com
WhatsApp: +86-18680058228
Phone Support: +86-18680058228

Again, Thank you very much for your support and trust!

FCC Warning:

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection againstharmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmfulinterferenc e to radio or television reception, which can be determined by turning the equipmentoff and on, the user is encouraged to try to correct the interference by one or more of thefollowing measures:

• Reorient or reloca te the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.

Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment.
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:

1. This device may not cause harmful interference, and
2. This device must accept any interference received, including interference that may cause undesired operation.

This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 0cm between the radiator and your body.

References

• Google Account: Creating a Google Account

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