Contents
Operating and Maintenance Guide
N3970A OPTICAL POWER METER
Page
AUTOTEST OPERATION
N3970A OPTICAL POWER METER SOURCE QUICK REFERENCE GUIDE
Select POWER, Source, then
Autotest Push Autotest on source and wait a few seconds
INTRODUCTION AND APPLICATIONS
OPTICAL POWER METER
N3970A
CONTENTS
SERVICE AND SUPPORT
INTRODUCTION AND APPLICATIONS
INTRODUCTION AND APPLICATIONS
Typical applications
SAFETY SUMMARY
Operating Environment
Line Power Requirements
Initial Inspection
Storage and Shipment
Use of the external power supply disconnects the batteries
BATTERY AND EXTERNAL POWER
AC adaptor N3979A 9V DC, 1.33 A
OPTICAL CONNECTOR
OPTICAL CONNECTOR
Cleaning
Bare fiber adaptors
This and following sections show you how to use your instrument
GETTING STARTED AND TURNING ON
POWER turn on instrument, SHIFT, CANCEL, SET, SELECT, RECALL, STORE
To disable or enable the buzzer, hold down SHIFT for 3 seconds
GETTING STARTED AND TURNING ON
General Autotest features
AUTOTEST OPERATION
Operation
Either a ‘local’ or ‘remote’ reference can be stored
AUTOTEST OPERATION
Refer also to manual sections on Storing and recalling readings
POWER METER OPERATION
Memory No
STORING & RECALLING READINGS
Storing & recalling readings using non-volatile memory
Total memory
STORING & RECALLING READINGS
Memory operating sequence
RS232 INTERFACE
CARE OF YOUR INSTRUMENT
ACCURACY CONSIDERATIONS
All measurements
ACCURACY CONSIDERATIONS
N3970A UM-1
CALIBRATION & MAINTENANCE
Calibration
Maintenance
CALIBRATION & MAINTENANCE
Opening the instrument
CALIBRATION, MAINTENANCE & INSTRUMENT RETURNS
SPECIFICATIONS - DEFINITION OF TERMS
SPECIFICATIONS & ORDERING INFORMATION
SPECIFICATIONS & ORDERING INFORMATION
1 All specifications at 850 nm are typical
Power Supply 9V DC
SPECIFICATIONS & ORDERING INFORMATION
N3970A Optical Power Meter
N3970-63240
PERFORMANCE TEST
Equipment Required
Table 1 Required Equipment
Instrument/Accessory
Characteristics
Recommended
Test Failure
Instrument Specification
Test Record
PERFORMANCE TEST
temperature
Performance Test
Total Uncertainty / Accuracy Test
PERFORMANCE TEST
4. Switch on the instruments a. Switch on the lightwave multimeter
PERFORMANCE TEST
PERFORMANCE TEST
6. Measure the DUT
PERFORMANCE TEST
Optical Head Interface Module
PERFORMANCE TEST
N3970-63251
Total Uncertainty/Accuracy Test
PERFORMANCE TEST
+0.3 dB of Ref
PERFORMANCE TEST
CLEANING INFORMATION
Safety Precautions
CLEANING INFORMATION
Why is it important to clean optical devices ?
Preferred Procedure
CLEANING PROCEDURES
Procedure for Stubborn Dirt
DISCLAIMER & WARRANTY
N3970A UM-1
