70
UP 300 Service Manual
Operation Guide 32- Method of replacing screen power
cable, signal cable, CFC-USB disk interface, SD card
1. Remove the 4 screws that fasten the rear panel and remove the rear panel;
2. Cut off the cable tie of the screen power cable and signal cable, and remove it from
the mainboard and interface board.
3. Loosen the screws in the 4 holes marked on the right to release the aluminum
column.
Tools
Hex wrench, pliers,
cable tie
4. Cut off the cable tie of the screen power cable and signal cable, and remove it from the display panel for
replacement.
5. As shown below, unplug the 2 USB disk interface cables and then replace the CFC-USB disk interface
6. As shown below, press the SD card on the slot to remove the SD card for replacement.
USB disk
interface cable
USB disk
interface cable
SD card
When installing, the
screen power cable
and signal cable should
be slightly curved; the
cable should be tied to
the 2 holes on the
inner side; prevent the
cable from contacting
the X-axis belt and the
pulley.
