4 Replacement Procedures 4.22 MDC (Modem Daughter Card)
Removing the MDC module
To remove the MDC module, follow the steps below and refer to Figure 4-35.
1. Remove the following screws securing the MDC module.
• M2×4BS S-THIN HEAD ×2
2. Disconnect the MDC module to the connector CN3010 on the system board.
M2×4BS S-THIN HEAD
MDC module
Figure 4-35 Removing the MDC module
Installing the MDC module
To install the MDC module, follow the steps below and refer to Figure 4-35 and Figure 4-36.
1. Connect the MDC module to the connector CN3010 on the system board.
2. Secure the following screws.
• M2×4BS S-THIN HEAD ×2
NOTE: Stick the insulator to the MDC module if the new MDC module is installed.
CN3010
Insulator
Figure 4-36 Installing the MDC module
4-44 [CONFIDENTIAL] PORTÉGÉ R300 Maintenance Manual (960-591)
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