Removing The I/O Modules; Opened I/O Latch - IBM 4800-741 Hardware Service Manual

Removing the I/O modules

To remove the I/O modules:
1. Follow the instructions in "Removing the covers" on page 29 to remove the front
2. Follow the instructions in "Removing the top plate" on page 32 to remove the
3. If required for your model, follow the instructions in "Removing the air duct
4. If required for your model, follow the instructions in "Removing the processor fan
5. Remove any cable attachments from the I/O modules.
Figure 30. Opened I/O latch
6. See Figure 30. Locate the I/O modules latch, ( A in Figure 30). Open the latch
7.
8. To replace an I/O module, reverse these procedures.
42
SurePOS 700 Series: SurePOS 700-721/741/781, 722/742/782 Hardware Service Guide
bezel and top cover.
top plate.
(Models 722, 74x, 78x, and C4x)" on page 44
(Models 742, 782 only)" on page 45.
A
by grasping and turning it in a clockwise direction.
Press tab ( B ) and slide the I/O module out of the slot.
Note: Before installing a new RS-485 module, ensure that the jumpers on the
new module match the removed, old module.
Updated July 14, 2008
B