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DM-4400A
Sperry instruments DM-4400A User Manual
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CAUTION
The following procedure should be performed by persons trained and
qualified in electronics and electronic equipment service. DO NOT
attempt this procedure if not qualified.
W
ARNING
Do not attempt calibration or service unless another person, capable of
rendering first aid and resuscitation is present.
16
Fig. 4
DM4400 04_06 5/3/06 1:10 PM Page 19
17
19
Table of Contents
Table of Contents
2
Warranty
3
Description
4
Features
4
Specifications
4
Safety Rules
7
Front Panel Controls
9
Preparation for Use
9
Unpacking and Contents Check
9
Pre-Operation Procedure
9
Battery Replacement
10
Fuse Replacement
12
Operation
13
Voltage Measurements
13
Current Measurements
14
Resistance Measurements
15
Battery Test Measurements
15
Diode Tests
15
Non Contact Voltage (NCV) Tests
16
Maintenance
17
Cleaning
17
Battery Replacement
17
Calibration
17
Calibration Procedure
19
Diagrams
20
Circuit Diagram
20
Parts List
21
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Sperry instruments DM-4400A Specifications
General
Brand
Sperry instruments
Model
DM-4400A
Category
Multimeter
Language
English
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