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4.13 Parallel port board / Serial port board / S-Video board 4 Replacement Procedures
Installing the Serial port board
The following describes the procedure for installing the Serial port board (See Figure 4-27,
4-29).
1. Install the serial port board on the base assembly.
2. Connect the USB harness to the connector CN4630 and the serial port cable to the
connector CN3504 on the parallel port board.
3. Pass the DC-IN harness, USB harness and serial port cable along the guide of base
assembly.
CAUTION:Pass the cables under harness holder as the following figure.
DC-IN harness
USB harness
4. Install the harness holder and secure it with the following screws.
• M2.5x4B THIN BIND screw x2
5. Set the core of the DC-IN harness on the harness holder and install the DC-IN jack
in the slot of the base assembly.
Satellite A50S/TECRA A3X Maintenance Manual (960-534) [CONFIDENTIAL] 4-43