Specifications

Table Of Contents
Chapter 6 Backdating
Procedure Changes
258 Assembly-Level Service Guide
For the 53210A Counter, send the command to calibrate as:
“CALibration:LEVel2? 500E8, -27”.
Retrieve query result:
0 indicates the calibration PASSED.
Any value other than 0 indicates calibration FAILED.
If the calibration passes at 500 MHz, repeat the calibration sequence
for 1000 MHz at -27 dBm as follows:
For the 53220A or 53230A Counters, send the command to calibrate
as: “CALibration:LEVel3? 1E9, -27”.
For the 53210A Counter, send the command to calibrate as:
“CALibration:LEVel2? 1E9, -27”.
Retrieve query result:
0 indicates the calibration PASSED.
Any value other than 0 indicates calibration FAILED.
If non-zero value for either calibration point, read error queue as fol-
lows: SYSTem:ERRor?
Read errors until no more errors.
Consult the “Error Messages” section on Page 163 of chapter 2 for
what to do after receiving a specific calibration error message.