Welch Allyn Atlas Service Manual page 63

Section 4 - Disassembly and Repair, Domestic
4.1.4 Unplug the printer cable from jack
J7 of the Main PCB.
4.1.5 Remove Pump section.
4.1.6 Unplug Display Board Cable from
jack J8 of the Main PCB.
Note: Make sure this end of the cable is
installed in J8 during reassembly so
that cable folds will be correct.
SERVICE MANUAL 6200-43E REV. A
WELCH ALLYN ATLAS MONITOR 3