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4 Replacement Procedures 4.17 USB board/Switch unit
4.17 USB board/Switch unit
Removing the USB board/Switch unit
To remove the USB board/switch unit, follow the steps below and refer to Figure 4-25 and 4-
26.
1. Open the insulator and peel off the glass tape fixing the LAN cable.
2. Take out the LAN jack from the slot.
3. Disconnect the sensor cable form the connector CN9620 on the USB board.
4. Remove the following screw and USB board.
• M2×3C S-THIN HEAD ×1
Insulator
USB board
M2x3C S-THIN HEAD
Sensor cable
Knob
Slot
LAN jack
CN9620
LAN cable
Glass tape
Figure 4-25 Removing the USB board/switch unit (1)
4-42 [CONFIDENTIAL] PORTÉGÉ R500 Maintenance Manual (960-634)