Welch Allyn CP 150 Service Manual page 55

Service manual
Bottom housing disassembly
These procedures provide instructions for system disassembly and board removal.
Except where otherwise noted, the assembly procedure is the reverse of the
disassembly procedure.
Remove the ECG board
• Separate the top housing assembly from the bottom housing assembly as described.
1. Lift up the ECG cover to access the ECG board.
2. Disconnect the J401 connector from the ECG board.
3. Remove the two M3x5 screws from the ECG board using a #1 Phillips bit.
4. Push back slighty on the two latches to remove the ECG board from the bottom
assembly.
Reassembly note
• Use a #1 Phillips bit and a Torque driver calibrated to 5.0 in-lb ± 0.5 in-lb to secure
the SMCE board screws.
Disassembly, repair, and reassembly 51