Section 6: Disassembly Guide; Introduction; Prior To Disassembly - Mallinckrodt NELLCOR NPB-195 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 Removal/Installation
6.8 Power Supply Removal/Installation
6.9 Cooling Fan Removal/Installation
6.10 Display PCB Removal/Installation
6.11 UIF PCB Removal/Installation
6.12 Alarm Speaker Removal/Installation
The NPB-195 can be disassembled down to all major component parts,
including:
• PCBs
• battery
• cables
• chassis enclosures
The following tools are required:
• small, Phillips-head screwdriver
• medium, Phillips-head screwdriver
• small blade screwdriver
• needle-nose pliers or 1/4-inch socket
• torque wrench, 10 inch-pounds (1.13 newton-meters)
WARNING: Before attempting to open or disassemble the NPB-195,
disconnect the power cord from the NPB-195.
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-195 Off by pressing the Power On/Standby button.
2. Disconnect the monitor from the AC power source.
6-1