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Optical Duplicator Troubleshooting

Updated on Feb 24, 2026

No display on the LCD or the unit does not operate when the power is on.

√ Check that the power cable is securely connected at both ends and that your electrical outlet’s voltage is correct.

√ Make sure the power voltage on the duplicator matches the voltage of your power outlet.

√ If the system was stored in a location where the temperature dropped below 32°F (0°C) within the past 24 hours, leave the system in a warm room with temperatures of at least 65°F (19°C) for 4 hours prior to powering it on.

The system cannot recognize the master disc.

√ Check the format of the master disc or the master disc itself for damage.

√ Your master disc may be copy protected. Most DVD/Blu-ray Discs and some CDs purchased from stores have copy protected encryption encoded in them.

√ Use one of the Writers to read your master disc by selecting one of Writers as the Copy source. If this works, make a copy of your master disc and treat the copy as the new master. Set the Copy source back to the Reader and try again.

√ Your master disc may be on an unsupported brand of media.

√ Try a different brand of master disc.

Buttons do not function. √ The Duplicator may still be busy performing a task. Wait a moment and then press the button again. If the button still doesn’t work, turn off the Duplicator, and then restart the machine after a minute.
Copy completed but the copies are not readable / executable.

√ Use the Compare feature to check the copied discs against the master copy source.

√ The quality of your media plays a big role on this part. Try to use high quality media to prevent such problems.

√ Use another BD/DVD/CD player/ROM to test the copied media. Sometimes, your BD/DVD/CD Player/ROM may not be compatible with the recordable BD/DVD/CD disc.

System turns on but fails to boot up. √ This could be due to a more serious issue. Contact Kanguru Tech Support.
The failure rate is high.

√ Lower the write speed and try again. The quality of your media plays a big role on this part.

√ Try to use high quality media to prevent such problems.

Do I need to upgrade my system’s firmware? √ Please contact Kanguru Solutions Tech Support if you think you need to upgrade your firmware.
System fails to upgrade firmware. √ This could be due to a more serious issue. Contact Kanguru Tech Support.
Can I load data directly from my computer to my system’s hard drive? √ In order to load data from your computer to your Duplicator, you must first install the provided Kanguru Media Manager software.
Some writers will not create copies.

√ If those writers are associated with an external connection, please make sure the USB connection is off and restart your system.

√ Reset the system back to the default settings.

Hard Drive not displayed at full size √ Hard drive manufactures use a conversion rate of 1GB = 1 Billion Bytes or 1000^3 Bytes. However, most Operating Systems, including our Duplicator uses the standard conversion rate of 1GB = 1.074 Billion Bytes or 1024^3 Bytes. Therefore, an advertised 250GB (250 Billion Bytes) hard drive’s true capacity based on our system’s standard is approximately 233GB (may vary from system to system).
Cannot access the Duplicator’s HDD from the Duplicator √ Make sure that the USB Connection is not turned On.
Cannot access the Duplicator’s HDD from a computer.

√ Make sure that the USB cable is connected securely from your computer to the Duplicator.

√ Make sure that the Make sure that the USB Connection is turned On.

√ If you are receiving an error message from your computer stating that the drive isn’t formatted, make sure that you have Kanguru Media Manager installed.

Where do I find the product number that is required for installing the included software? √ Your product number can be found on the back of the Duplicator by the USB port.