Section 6: Disassembly Guide; Introduction; Prior To Disassembly - Nellcor NPB-190 Service Manual

SECTION 6: DISASSEMBLY GUIDE

6.1

INTRODUCTION

6.2

PRIOR TO DISASSEMBLY

6.1 Introduction
6.2 Prior to Disassembly
6.3 Fuse Replacement
6.4 Monitor Disassembly
6.5 Monitor Reassembly
6.6 Battery Replacement
6.7 Power Entry Module (PEM) Removal/Installation
6.8 Power Supply Removal/Installation
6.9 Display PCB Removal/Installation
6.10 UIF PCB Removal/Installation
6.11 Alarm Speaker Removal/Installation
The NPB-190 can be disassembled down to all major component parts,
including:
•
PCBs
•
Battery
•
Top and Bottom Housing
•
Speaker
•
Power Entry Module (PEM)
The following tools are required:
•
Phillips-head screwdriver #1
•
10 mm open-end wrench
•
Needle-nose pliers
•
Torque wrench, 10 inch-pounds (1.13 newton-meters)
•
Wire Cutters
WARNING: Before attempting to open or disassemble the NPB-190,
disconnect the power cord from the NPB-190.
Caution: Observe ESD (electrostatic discharge) precautions when working
within the unit.
Note: Some spare parts have a business reply card attached. When you receive
these spare parts, please fill out and return the card.
1. Turn the NPB-190 off by pressing the Power On/Standby button.
2. Disconnect the monitor from the AC power source.
6-1