compaq contura 400 family User Manual

13. Remove the three keyboard ground clips from the system board
(Figure 3-51). 

14. Remove the left clutch ground clip from the system chassis
(Figure 3-52). 

15. For Models 400 and 410, using a Torx T8 or slotted driver, remove the
five screws from the system board and the two screws from the battery
contact (Figure 3-53). 

16. For Models 420 and 430, using a Torx T8 or slotted driver, remove the
four screws from the system board and the two screws from the battery
contact (Figure 3-54). 

17. From the front of the computer, tilt the system board up then lift the
system board out of the system chassis (Figure 3-55). 

18. Remove the LIF clip from above the serial port connector between the
system board and the system chassis (Figure 3-56). 

19. To replace the system board, reverse the previous steps.
To replace the System Board, follow these steps:
IMPORTANT: When installing a new system board, make sure that the
insulator is placed between the system board and the diskette
drive. The gasket over the Keyboard connector must be tucked
under the Chassis.
IMPORTANT: When replacing the system board, the screws must be replaced as
follows:
1. Replace the two alignment screws on the rear of the system unit module
to align the system board (Figure...

2. Install screws [1] and [2] on the system board before replacing the
remaining system board and battery contact screws for Models 400 and
410 (Figure 3-58) and for Models 420 and 430 (Figure 3-59). 

NOTE: If installing a new system board, ensure that the insulator is
installed between the system board and diskette drive. The gasket
over the keyboard connector must be tucked under the Chassis.
Chapter 3.16 PC Card (PCMCIA) Assembly 
The PC Card assembly consists of the PC Card clip and PC Card rails. To
remove the PC Card assembly or to remove part of the assembly, follow
these steps:
Removing the PC Card Clip
To remove the PC Card clip, follow these steps:
1. Disconnect all power from the computer...