Technical data

8 U4154A Logic Analyzer Service Guide
Contents
Test the U4154A Module 40
Configure the Logic Analysis System 41
Determine maximum clock rate 46
Adjust sampling positions using Eye Scan 48
Re-align a stray channel 52
Test Pod 1 54
Tes t P od 2 58
Tes t P ods 3 60
Performance Test Record 62
4 Calibrating
Calibration Strategy 66
5 Troubleshooting
To use the flowcharts 68
Self-Test Descriptions 70
PC Board Revision Test 70
Interface FPGA Version Test 70
Interface FPGA Register Test 70
FPGA to FPGA Communication Test 70
SPI Bus Communication Test 70
EEPROM Test 70
Probe ID Read Test 71
Chip Registers Read/Write Test 71
Freq Synth Lock Detect Test 71
Acquisition Chip BIST Test 71
Resource Bus Connection Test 71
Comparator Programming Test 71
Comparator/DAC Test 71
Comparator Delay Test 72
Comparator Zero-Hold Cal Test 72
Comparator Calibrations Test 72
Acquisition Memory Write/Read Test 72
Acquisition Memory Cell Test 72
ATB (AXIe Trigger Bus) Test 73
To run the self tests 74
To exit the test system 75
To test the cables 76
6 Returning and Replacing a U4154A Module or its cables
To remove the U4154A module 86