Keysight 3458A - Page 127

Assembly Level Troubleshooting 4
Keysight 3458A Assembly-Level Repair Manual 127
A/D Converter and Inguard
Logic
A3 03458-66503
202 Slave Test: Gate Array
A/D Converter and Inguard
Logic
A3 03458-66503
202 Slave Test: Convergence DC Circuitry A1 03458-66501
A/D Converter and Inguard
Logic
A3 03458-66503
202 Slave Test: Interpolator DC Circuitry A1 03458-66501
A/D Converter and Inguard
Logic
A3 03458-66503
204 DC VOS DAC Convergence DC Circuitry A1 03458-66501
204 Precharge DAC Convergence DC Circuitry A1 03458-66501
204 MC DAC Convergence AC Converter A2 03458-66502
204 Flatness DAC Convergence AC Converter A2 03458-66502
204 Level DAC Convergence AC Converter A2 03458-66502
204 AC VOS DAC Convergence AC Converter A2 03458-66502
204 Atten HF DAC Convergence AC Converter A2 03458-66502
204 AC AMP HF DAC Convergence AC Converter A2 03458-66502
204 Interpolator Level Seek
A/D Converter and Inguard
Logic
A3 03458-66503
204 Interpolator DAC Convergence
A/D Converter and Inguard
Logic
A3 03458-66503
204 Reference Control Loop Failure
A/D Converter and Inguard
Logic
A3 03458-66503
205 Test Value Out of Range See text
206 HPIB Outguard Controller A5 03458-66505
A5 03458-66515
206 HPIB ASM Outguard Controller A5 03458-66505
Table 4-2 Self-test error messages and probable causes (continued)
Error
number
Error message Probable cause
Ref
desig.
Assembly part
number