Power Entry Module (Pem) Removal/Installation - Mallinckrodt NELLCOR NPB-195 Service Manual

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6.7

POWER ENTRY MODULE (PEM) REMOVAL/INSTALLATION

Removal
1.
Complete the procedures in paragraphs 6.4.
2.
Push the top of the Power Entry Module (PEM) in from the outside of the
case, and lift up.
3.
Use needle-nose pliers to disconnect the leads from the PEM
(see Figure 6-6).
Figure 6-6: Power Entry Module
Installation
4.
Reconnect the three leads. The blue wire from W3 on the power supply
goes to the terminal labeled "N" on the PEM. The brown wire from W2 on
the power supply connects to the terminal labeled "L." The center terminal
(labeled "G") at the top of the PEM is for the ground wire (Figure 6-6).
5.
Install the PEM in the bottom case with the fuse drawer facing down. A tab
in the bottom case holds the PEM in place. Insert the bottom wing of the
PEM between the tab and the internal edge of the side wall of the bottom
case. Push the PEM down and towards the outside of the monitor until it
clicks into place.
Section 6: Disassembly Guide
G
N
L
6-7

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