Toshiba Portege R300 Maintenance Manual page 274

4 Replacement Procedures
Installing the System board
To install the system board, follow the steps below and refer to Figure 4-32 and Figure 4-33.
1. Insert the DC-IN jack / USB connector / LAN connector / RGB connector to the
slot and install the system board to the base assembly.
2. Connect the RTC cable / MDC cable / fan cable to the connector CN9300 / the
connector MDC module / the connector CN8781 on the system board and stick the
insulator.
3. Secure the RGB connector with the following screws.
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PORTÉGÉ R300 Maintenance Manual (960-591)
4.21 System board