Intergraph TD-300 Maintenance Manual - Replacing The System Board
Chapter 4 - Maintaining the System 55
CAUTION
Do not rock the riser card back and forth; pins inside the connector may
be damaged as a result. Press firmly so the card connector slides evenly
into the slot.
2.
Replace the option board bracket. Do not tighten the pivoting ISA
board guide until the ISA boards have been installed.
3.
Replace the option boards connected to the riser card. Connect any
external cables attached to the boards. ISA boards must be installed in
the same slots from which they were removed.
4.
Replace the ISA I/O lock bracket and PCI access panel.
5.
Connect the SCSI and power cables to the riser card.
6.
Set the base unit upright and replace the side panel and top cover.
Replacing the System Board
CAUTION
The system board is extremely sensitive to static electricity. To prevent
serious damage to the system board, wear the antistatic wrist strap while
performing the following steps. Do not open the antistatic bag
containing the system board until instructed.
➤
To remove the system board:
1.
Power off the base unit. Remove the top cover and left side panel.
2.
Remove the PCI access panel and option board bracket as described in
Chapter 3.
3.
Remove the riser card as described in “Replacing the Riser Card.”
4.
Remove the option board fan assembly as described in “Replacing the
Option Board Fans.”