FAQs

This instruction show how to customize the song numbers in a playlist. It applies to CAVS JB-199 III, JB-199 IV, JB-199 mini, and JB-199 mini II models. Open the playlist in ‘My Server’ or in a playlist slot (1 – 10). Highlight/mark the song (or all songs) that you wish to change the song numbers of. You can use a single click to select a single song, single click followed by Control-Clicks for additional songs, or use Click followed by Shift-Click for multiple songs. Right click on the highlighted song(s) and you will see a popup menu with following choices.

• Index – Index all the songs as currently listed starting from 1 and sequentially thereafter.
• Index with Start Number – For a highlighted song, index it with a start number inserted and sequentially thereafter.
• Index with Filename – For all highlighted songs, index with filenames that are numerical, such as the song files in old JB-199 I or II.

Only the above three methods are allowed for renumbering the songs. Manual editing individual song numbers are not allowed for possible user errors.

This instruction shows the most common causes of no audio problem in CAVS karaoke player.
The setting is as follows:
• CAVS Karaoke player is connected to an external sound system using the analog (Red and White) RCA connectors (left most) on the back panel.
• CAVS Karaoke player is turned on and playing a song.
• The external sound system is turned on and set to correct input/output.
When experiencing no audio, check the following settings:
1. In the control panel of the karaoke program, go to Tools > Settings and set the ‘Sound’ to “Primary Sound Driver”.
2. In the control panel of the karaoke program, set the ‘Volume’ level of music to ‘50’ or higher. Refer to the User Manual to find the Volume level control.
3. In the Windows, go to Start > Settings > System > Sound and set the ‘Output’ to ‘Speakers (Realtek® Audio)’.

For JB-199 players with built-in web sever to function optimally, we recommend to reboot the player at least once a day. And this chore can be scheduled to be performed automatically using the Task Scheduler in Windows.
For instruction on how to set up the Task Scheduler, refer to the guide below.

How to set a Task Scheduler in Windows to reboot the JB-199 player automatically once a day

1.Type in ‘Task Scheduler’ into the search field of the Task bar. The Microsoft Search will show the ‘Task Scheduler’. Click on the ‘Task Scheduler’.
2.In the next screen, click on ‘Creat Basic Task…’. When a popup window appears, type in the name and description such as ‘CAVS JB-199…’ to indicate its purpose for your reference.
3.Select ‘Daily’ and press ‘Next’.
4.Select a time to reboot the player, which should be the least busy time of use. Press ‘Next’.
5.Select ‘Start a program’. Press ‘Next’
6.Type
shutdown -r -c “JB-199IV Online Reboot” -t 10 -f
into the Program/script field. Press ‘next’ and ‘Yes’.
7.Press ‘Finish’.
END

This instruction show how to customize the song numbers in a playlist. It applies to CAVS JB-199 III, JB-199 IV, JB-199 mini, and JB-199 mini II models.

Open the playlist in ‘My Server’ or in a playlist slot (1 – 10).
Highlight/mark the song (or all songs) that you wish to change the song numbers of. You can use a single click to select a single song, single click followed by Control-Clicks for additional songs, or use Click followed by Shift-Click for multiple songs.
Right click on the highlighted song(s) and you will see a popup menu with following choices.

• Index – Index all the songs as currently listed starting from 1 and sequentially thereafter.
• Index with Start Number – For a highlighted song, index it with a start number inserted and sequentially thereafter.
• Index with Filename – For all highlighted songs, index with filenames that are numerical, such as the song files in old JB-199 I or II.

Only the above three methods are allowed for renumbering the songs. Manual editing individual song numbers are not allowed for possible user errors.

This instruction shows the most common causes of no audio problem in CAVS karaoke player.
The setting is as follows:
• CAVS Karaoke player is connected to an external sound system using the analog (Red and White) RCA connectors (left most) on the back panel.
• CAVS Karaoke player is turned on and playing a song.
• The external sound system is turned on and set to correct input/output.
When experiencing no audio, check the following settings:
1. In the control panel of the karaoke program, go to Tools > Settings and set the ‘Sound’ to “Primary Sound Driver”.
2. In the control panel of the karaoke program, set the ‘Volume’ level of music to ‘50’ or higher. Refer to the User Manual to find the Volume level control.
3. In the Windows, go to Start > Settings > System > Sound and set the ‘Output’ to ‘Speakers (Realtek® Audio)’.

Windows Defender Firewall needs to be properly setup in the JB-199 IV so that the player is protected at all times and yet communicate with the phones and tablets that are connected online.
1. Go to Control Panel (of Windows) > Windows Defender Firewall.
2. Click on “Allow an app or feature through Windows Defender Firewall”.
3. Click on “Change Setting”.
4. Located the item “Node.js: Server-side JavaScript”. If found, check the item and also check both “Private” and “Public”. If not found, click on “Allow another app…”
5. Click on “Browse” and select the file C:\JB-199IV\esongbook\node.exe. Click Open.
8. Click on “Network types…”. Check both Private and Public. Click OK.
9. Click Add. Click OK. Close out the Control Panel.
Now you are done setting up the Windows Defender Firewall. The phones and tablets will communicate with the JB-199 IV through the Windows Defender Firewall.

This instruction show how to customize the song numbers in a playlist. It applies to CAVS JB-199 III, JB-199 IV, JB-199 mini, and JB-199 mini II models.

Open the playlist in ‘My Server’ or in a playlist slot (1 – 10).
Highlight/mark the song (or all songs) that you wish to change the song numbers of. You can use a single click to select a single song, single click followed by Control-Clicks for additional songs, or use Click followed by Shift-Click for multiple songs.
Right click on the highlighted song(s) and you will see a popup menu with following choices.

• Index – Index all the songs as currently listed starting from 1 and sequentially thereafter.
• Index with Start Number – For a highlighted song, index it with a start number inserted and sequentially thereafter.
• Index with Filename – For all highlighted songs, index with filenames that are numerical, such as the song files in old JB-199 I or II.

Only the above three methods are allowed for renumbering the songs. Manual editing individual song numbers are not allowed for possible user errors.

For JB-199 players with built-in web sever to function optimally, we recommend to reboot the player at least once a day. And this chore can be scheduled to be performed automatically using the Task Scheduler in Windows.
For instruction on how to set up the Task Scheduler, refer to the guide below.

How to set a Task Scheduler in Windows to reboot the JB-199 player automatically once a day

1.Type in ‘Task Scheduler’ into the search field of the Task bar. The Microsoft Search will show the ‘Task Scheduler’. Click on the ‘Task Scheduler’.
2.In the next screen, click on ‘Creat Basic Task…’. When a popup window appears, type in the name and description such as ‘CAVS JB-199…’ to indicate its purpose for your reference.
3.Select ‘Daily’ and press ‘Next’.
4.Select a time to reboot the player, which should be the least busy time of use. Press ‘Next’.
5.Select ‘Start a program’. Press ‘Next’
6.Type
shutdown -r -c “JB-199IV Online Reboot” -t 10 -f
into the Program/script field. Press ‘next’ and ‘Yes’.
7.Press ‘Finish’.
END

This instruction show how to customize the song numbers in a playlist. It applies to CAVS JB-199 III, JB-199 IV, JB-199 mini, and JB-199 mini II models.

Open the playlist in ‘My Server’ or in a playlist slot (1 – 10).
Highlight/mark the song (or all songs) that you wish to change the song numbers of. You can use a single click to select a single song, single click followed by Control-Clicks for additional songs, or use Click followed by Shift-Click for multiple songs.
Right click on the highlighted song(s) and you will see a popup menu with following choices.

• Index – Index all the songs as currently listed starting from 1 and sequentially thereafter.
• Index with Start Number – For a highlighted song, index it with a start number inserted and sequentially thereafter.
• Index with Filename – For all highlighted songs, index with filenames that are numerical, such as the song files in old JB-199 I or II.

Only the above three methods are allowed for renumbering the songs. Manual editing individual song numbers are not allowed for possible user errors.

This instruction show how to customize the song numbers in a playlist. It applies to CAVS JB-199 III, JB-199 IV, JB-199 mini, and JB-199 mini II models.

Open the playlist in ‘My Server’ or in a playlist slot (1 – 10).
Highlight/mark the song (or all songs) that you wish to change the song numbers of. You can use a single click to select a single song, single click followed by Control-Clicks for additional songs, or use Click followed by Shift-Click for multiple songs.
Right click on the highlighted song(s) and you will see a popup menu with following choices.

• Index – Index all the songs as currently listed starting from 1 and sequentially thereafter.
• Index with Start Number – For a highlighted song, index it with a start number inserted and sequentially thereafter.
• Index with Filename – For all highlighted songs, index with filenames that are numerical, such as the song files in old JB-199 I or II.

Only the above three methods are allowed for renumbering the songs. Manual editing individual song numbers are not allowed for possible user errors.

This instruction show how to customize the song numbers in a playlist. It applies to CAVS JB-199 III, JB-199 IV, JB-199 mini, and JB-199 mini II models.

Open the playlist in ‘My Server’ or in a playlist slot (1 – 10).
Highlight/mark the song (or all songs) that you wish to change the song numbers of. You can use a single click to select a single song, single click followed by Control-Clicks for additional songs, or use Click followed by Shift-Click for multiple songs.
Right click on the highlighted song(s) and you will see a popup menu with following choices.

• Index – Index all the songs as currently listed starting from 1 and sequentially thereafter.
• Index with Start Number – For a highlighted song, index it with a start number inserted and sequentially thereafter.
• Index with Filename – For all highlighted songs, index with filenames that are numerical, such as the song files in old JB-199 I or II.

Only the above three methods are allowed for renumbering the songs. Manual editing individual song numbers are not allowed for possible user errors.

This instruction shows the most common causes of no audio problem in CAVS karaoke player.
The setting is as follows:
• CAVS Karaoke player is connected to an external sound system using the analog (Red and White) RCA connectors (left most) on the back panel.
• CAVS Karaoke player is turned on and playing a song.
• The external sound system is turned on and set to correct input/output.
When experiencing no audio, check the following settings:
1. In the control panel of the karaoke program, go to Tools > Settings and set the ‘Sound’ to “Primary Sound Driver”.
2. In the control panel of the karaoke program, set the ‘Volume’ level of music to ‘50’ or higher. Refer to the User Manual to find the Volume level control.
3. In the Windows, go to Start > Settings > System > Sound and set the ‘Output’ to ‘Speakers (Realtek® Audio)’.