Performance Tests 1
Keysight 53210A/53220A/53230A Assembly Level Service Guide 89
Keysight 53210A/53220A/53230A Operational Verification and
Performance Test Record
Keysight Technologies Model 53210A/53220A/53230A Universal Counter
Model Number: ______________________________
Serial Number: _________________________ Repair/Work Order No: ______________________
Test Performed By: _____________________________ Temperature: _______________________
Date: ______________________Relative Humidity: ______________________________________
Notes: ______________________________________________________________________________
Test number Operational verification
Test Results
Pass Fail
1 Power on Test  
2 Self-Test  
3 Frequency Check, Channel 1, 10 MHz  
4 Frequency Check, Channel 2, 10 MHz  
5a Termination Check Channel 1, 50W  
5b Termination Check Channel 1, 1MW  
6a Termination Check Channel 2, 50W  
6b Termination Check Channel 2, 1MW  