Keysight X-Series Signal and Spectrum Analyzer Repair
Status: Keysight X-Series analyzer repair covers the full current-production signal and spectrum analyzer line — CXA, EXA, MXA, PXA, and UXA. We repair and calibrate all of them.
Common Keysight X-Series Analyzer Problems We Fix
- Input dead or insensitive after too much power — attenuator/mixer damage from excessive input
- Won’t lock / “unlock” errors — synthesizer phase-lock loop failure
- Amplitude readings off — IF section calibration drift
- Won’t boot or load the measurement app — hard drive or SSD failure in the Windows system
- Overheats and shuts down — fan assembly failure
- Display or touchscreen dim, cracked, or unresponsive
- One band weak or missing — YIG preselector/filter tuning failure
- Sensitivity low on preamp models — preamplifier degradation
Don’t see your exact problem? We handle all Keysight X-Series analyzer repair needs — email us and describe what’s happening.
Keysight X-Series Analyzer Models We Repair
| Model | Description | Service |
|---|---|---|
| Keysight N9041B | UXA, 2 Hz–110 GHz | Request Repair |
| Keysight N9040B | UXA, 2 Hz–50 GHz | Request Repair |
| Keysight N9030B | PXA, 2 Hz–50 GHz | Request Repair |
| Keysight N9021B | MXA, 10 Hz–50 GHz (extended) | Request Repair |
| Keysight N9020B | MXA, 10 Hz–50 GHz | Request Repair |
| Keysight N9010B | EXA, 10 Hz–44 GHz | Request Repair |
| Keysight N9000B | CXA, 9 kHz–26.5 GHz | Request Repair |
| Keysight N9048B | EMI receiver, CISPR compliant | Request Repair |
| Keysight N9038A | EMI receiver | Request Repair |
| Keysight M9290A | PXI signal analyzer | Request Repair |
| Keysight N9344C | Handheld spectrum analyzer, 20 GHz | Request Repair |
| Keysight N9343C | Handheld spectrum analyzer, 13.6 GHz | Request Repair |
| Keysight N9342C | Handheld spectrum analyzer, 7 GHz | Request Repair |
| Keysight N9340B | Handheld spectrum analyzer, 3 GHz | Request Repair |
| Keysight N9322C | Basic spectrum analyzer, 7 GHz | Request Repair |
| Keysight N9320B | Basic spectrum analyzer, 3 GHz | Request Repair |
How to Send In Your Keysight X-Series Analyzer
- Tell us what’s wrong. Email us or submit a service request with your model and the problem.
- Ship it to us. Send your instrument from anywhere in the US — we provide prepaid shipping labels on request.
- Get a firm quote. We evaluate it and send a no-obligation repair quote. No work is done until you approve.
Email: info@junecompany.com | All repairs include NIST-traceable calibration and a 90-day parts-and-labor warranty.
Frequently Asked Questions
How much does Keysight X-Series analyzer repair cost?
Repairs start with a flat evaluation fee that’s credited toward your repair cost. After we diagnose the instrument, you get a firm quote before any work begins — no surprises.
How long does the repair take?
Most X-Series analyzer repairs are finished within 5–10 business days of arrival, with expedited turnaround available if you need it back fast. High-frequency UXA and PXA work can run longer — we’ll tell you up front with the quote.
My input is dead or insensitive after too much power — can you fix it?
Yes. Input attenuator and first-mixer damage from excessive input power is one of the most common analyzer faults, and it’s repairable, then verified against our reference standards.
I’m getting “unlock” errors — is that repairable?
Yes. Synthesizer phase-lock loop failures that throw unlock errors are a routine repair, restored for stable, locked operation across the band.
My amplitude readings are off or out of spec — can you recalibrate it?
Yes. IF-section and front-end drift is repairable and recalibrated, then returned with NIST-traceable results on a certificate.
It won’t boot or load the measurement application — can you recover it?
Yes. These run a Windows-based system, and hard-drive or SSD failures that stop the analyzer from booting are a routine repair, restored to a working, calibrated state.
One band is weak or missing — can you fix the preselector?
Yes. YIG preselector/filter tuning failures that knock out a frequency band are repairable, restored for full coverage across the analyzer’s range.
What if my exact model isn’t listed?
We service the full X-Series line — CXA, EXA, MXA, PXA, and UXA — plus the EMI receivers and handheld spectrum analyzers. If your model isn’t in the table, pick the closest match or email us — the process is the same.
Who uses the Keysight X-Series analyzers?
Wireless communications and 5G/LTE test teams, EMC compliance labs, aerospace and defense programs, satellite communications groups, broadcast engineers, and RF manufacturing lines rely on the X-Series for signal and spectrum analysis from economy bench work up to 110 GHz millimeter-wave, and on independent Keysight X-Series analyzer repair to keep them in service. For full manufacturer specifications, see Keysight’s PXA signal analyzer page.
