Fujitsu PRIMERGY RX1330 M5 Upgrade And Maintenance Manual page 287

Serial interface
Removing the serial interface
Figure 234: Disconnecting the serial interface cable
▶ Disconnect the serial interface cable from the system board connector
"SERIAL".
Figure 235: Removing the serial interface
▶ Remove the serial interface.
▶ Install the slot cover, see
"Installing the slot cover" on page 202.
RX1330 M5 Upgrade and Maintenance Manual 287