IBM 360X (2620) Laptop User Manual


 
Notes:
1. For Model 755C, there are two types the system
boards. Make sure the correct system board by
checking the part number in the part list. After
replacing the system board, run the display test from
the Easy-Setup and use the Pause button to check
the color graduations that are displayed after the
Video Page screen. If the color blocks in one column
are all the same color, replace the system board.
2. Before removing and replacing the system board,
make sure that the PCMCIA cards are removed and
the eject levers are not sticking out.
3. When replacing the system board assembly, align the
power-key slide hub with the power-switch actuator by
moving the power-key in the direction of the arrow.
See the large circle in the figure. Before tightening
any screws, check that the power-switch operates
correctly.
4. Do not pull the PCMCIA slot assembly while removing
the system board.
Use the following table for reference when replacing parts.
Step Location (Quantity) Length
1 Hinge bracket (4) 4 mm
2 Base cover, lower shield (1) 4 mm
Note: Make sure you use the correct screw.
ThinkPad 355x, 360x, 370C, 750x, 755C, 755Cs 285