Replacing The Co Board - Nellcor NPB-75 Service Manual

Section 7: Disassembly Guide
7.3 REPLACING THE CO
Figure 7-4: Replacing CO
7-4
BOARD
2
Refer to Figure 7-4: Replacing CO2 board and Housing Components
1. Open the monitor case as described in section 7.2 "Opening the
Monitor Case".
2. Remove the two CO
3. Remove the CO
Connector.
4. Remove the ON-OFF Button and save for reassembly.
5. Pull out and remove the Gas Outlet and save for reassembly.
6. Remove the CO
reassemble in reverse order.
Note: When replacing the keypads, be sure the icons are facing the correct
direction. (Refer to Figure 1-1: Handheld Capnograph/Pulse
Oximeter.)
2
board Mounting Screws.
2
Connector Screw from the CO
2
board and replace with a new CO
2
board and Housing Components
Input
2
board and
2