Toshiba PORTEGE R830 Maintenance Manual page 355

4.18 System board
Installing the System board
To install the system board, follow the steps below and refer to Figure 4-32 to 4-37.
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.
CAUTION: When replacing the SD board FPC and 3G board FPC with new one, use the
SD board FPC and 3G board FPC on which "AL-S" is printed on them. Do
not use the parts for
2. Turn over the system board and set it in place.
3. Secure the system board with the following screws.
• M2×4C
• 4-40×5C
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 and
arrange the DC-IN harness in place.
6. Turn up the insulator and connect the LCD harness to the connector CN5300 on the
system board. Arrange the LCD harness in place.
NOTE: When replacing the LCD harness with a new one, stick the square cushion
(black) and gasket (normal LCD model AUO made LCD only in place).
7. Fix the LCD harness with the insulators.
NOTE: In the models with the gasket, put the tip of the HNS HOLD L insulator on the
LCD hanress.
In the models without the gasket, insert the tip of the HNS HOLD L insulator into
the hinge portion.
8. Turn up the insulator and set the RTC battery in place.
9. Turn up the insulator and set the RJ45 harness to the slot.
10. Arrange the RJ45 harness in place.
PORTÉGÉ R830/Satellite R830 Maintenance Manual (960-880)
PORTÉGÉ R700.
S-THIN HEAD
UNIFIED BIND
4 Replacement Procedures
×2
×2
[CONFIDENTIAL] 4-61