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4 Replacement Procedures 4.18 System board
4-54 [CONFIDENTIAL] PORTÉGÉ R700 Maintenance Manual (960-833)
Installing the System board
To install the system board, follow the steps below and refer to Figure 4-28 to 4-32.
1. Connect the SD board FPC, HDD FPC (or SSD FPC), E-SATA board FPC, RJ45
harness, RTC battery harness and 3G board FPC to the connectors CN9770,
CN1990, CN9540, CN4050, CN9300 and CN9580 on the system board.
2. Turn over the system board and set it in place.
3. Secure the system board with the following screws.
• M2×4C S-THIN HEAD ×2
• 4-40×5C UNIFIED BIND ×2
4. Connect the keyboard FPC, TP SW FFC and fingerprint sensor board FFC to the
connectors CN3230, CN9550 and CN9551 on the system board.
5. Connect the DC-IN harness to the connector CN8800 on the system board.
6. Turn up the insulator and connect the LCD harness to the connector CN5300 on the
system board.
7. Turn up the insulator and set the RTC battery in place.
8. Tu
rn up the insulator and set the RJ45 harness to the slot.
9. Arrange the RJ45 harness in place and fix it with the insulator.