CR-500HD User Manual
31
The black box is recognized on the PC USB, but is
disconnected.
• Connect the black box to the USB port of the PC main
board if possible.
• Remove any other USB devices connected to the PC.
Connect the black box only or connect it to the USB host
card.
• Check if the same problem occurs on other PCs. If so,
request after sales service.
The black box is connected to the USB port of a navigation
device, but it is not working.
• Recording is unavailable with power through the USB port
of a navigation device. It is, however, recognized as a USB
movable disk.
There is no recorded video image.
• Check if the black box booted properly.
• If only audio plays without a video image display, request
after sales service.
I would like to change the external memory card.
• You can use any original micro SD card with the same
specication as the card supplied. (or a card which
does not exceed the recommended limit dened in the
Specication section below.)
• The physical characteristics of micro SD cards dier from
manufacturer to manufacturer. Some micro SD cards may
not be compatible with Finedigital black box.
