Section 4 Disassembly and Repair
68 Welch Allyn Atlas Monitor Service Manual 6200-43E Rev. D
9. Main PCB Side Connector Removal.
Remove the four connectors(power sup-
ply, fan, speakers, BP pump) from the side
of the main PCB.
10. Main PCB Hose and Wire
Removal.
Disconnect hoses and connectors. BP
hose, ecg cable, temp cable (modles 622
and 623 only, SpO
2
cable, CO
2
cable
(model 623 only)and ground wire (Nelcor
SpO
2
only) from main PCB.
NOTE: Notice how hoses and connectors
fit on Main PCB.
11. Pump Removal.
Remove the pump assembly from the E-
Pac foam.
NOTE: Notice how pump fits in E-Pac
Foam and how wires are routed out of
pump.
