Agilent Technologies 4418B Service Manual page 123

Power meter
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Figure 6-2: Troubleshooting Guide - Lower Window TTL Output
No
Yes
Investigate Power
Meter Failure
Agilent E4418B/E4419B Service Guide
Start
Power Up
meter
POST
Pass?
Yes
Connect Sensor to Channel A
Any Sensor
Errors?
No
Select
System/Inputs
More
Service
Self Test
Instrument Self Test
Self Test
Errors?
No
Select Done
Using DVM E2373A or equivalent,
set to VDC, monitor Rmt I/O
Connector pin 4 wrt pin 8.
A
End
Troubleshooting
Introduction
Yes
Investigate
Sensor Failure
6-5

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