51 Introduction

The Fluke 45 provides error code information and semi-modular design to aid in troubleshooting. This chapter explains the error codes and describes procedures needed to isolate a problem to a specific functional area. Finally, troubleshooting hints for each functional area are presented.

But first, if the meter fails, check the fuses and replace as needed. If the problem persists, verify that you are operating the meter correctly by reviewing the operating instructions found in the User's Manual.


Opening the case may expose hazardous voltages. Always disconnect the power cord and measuring inputs before opening the case. And remember that repairs or servicing should be performed only by qualified personnel.

Required equipment is listed in Chapter 4 of this manual.

Signal names followed by a '*' are active (asserted) low. Signal names not so marked are active high.

DIY Battery Repair

DIY Battery Repair

You can now recondition your old batteries at home and bring them back to 100 percent of their working condition. This guide will enable you to revive All NiCd batteries regardless of brand and battery volt. It will give you the required information on how to re-energize and revive your NiCd batteries through the RVD process, charging method and charging guidelines.

Get My Free Ebook

Post a comment