Welch Allyn Spot Vital Signs 4400, Service Manual

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Reassembly notes
Kit item:
•
105933, SRV KIT, NONINSpo2 BOARD
NOTE
Reassembly is the reverse of disassembly.
Remove the NoninSpO2 adapter board
Remove the 2 Phillips screws (with washers) and then press down gently on the main PCA
board while you carefully pull the SpO2 adapter board out of the connectors on the main PCA
board.
Reassembly notes
Kit item:
•
107185, SRV KIT, NONINSpo2 ADAPTER BOARD
NOTE Reassembly is the reverse of disassembly.
Separate the main PCA board from the front housing
1. Carefully open the latch on the ZIF connector on the main PCA board, and then remove the
power switch flex cable.
Service manual Disassembly and repair 47