TYAN Tank GT24 (B5377 Service Manual page 48

4. Unplug the USB cable and the ribbon cable from their
respective connectors.
J1 (USB)
Connector
5. Remove the three screws securing the LED control board
to the front chassis cover.
6. Lift the LED control board free from the front cover chas-
sis. After replacement, insert the unit to the front cover
chassis following the above procedures in reverse.
40 Chapter 3: Replacing Pre-Installed Components
J2 (TYFP3)
Connector