Agilent
3458 A Multimeter
Plate 01HP 3458A - Why is this 31 year old Multimeter UNRIVALLED?
Marco RepsWatch on YouTubePlate 02TSP #291 - Agilent 3458A 8.5-Digit Multimeter Repair, Teardown & IC Analysis (April 2024)
The Signal PathWatch on YouTube
What is it?
Why won't it start?
Documented failure modes, common issues, and field considerations.
- Error code 202: 'Slave-Test Convergence'
- Error code 110: 'Calibration Required'
- Unit fails self test
- Auto Calibration unsuccessful
- Structural damage to rear left corner of unit
- Minor dents on the front of unit
What do the numbers mean?
Configuration & options9
- Unit powers on and displays Error codes 202, 'Slave-Test Convergence' and 110, 'Calibration Required'[1]
- Minor dents on the front of unit[1]
- Sold as-is[1]
- Unit powers on and displays Errors 202 'Slave Test Convergence' and 110 'Calibration Required'[2]
- There is structural damage to rear left corner of unit[2]
- This unit being sold as-is[2]
- Auto Calibration unsuccessful[3]
- Self Test- passed. Auto Calibration- successful.[4]
Where are the manuals?
Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.
Not publicly documented
Field notes
No research found yet — worked with this tool? Share what you know.
Not publicly documented
The following facts about the 3458 A Multimeter are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.
No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the 3458 A Multimeter are on record.
Answerable by: OEM historical records or a trade-press announcement
No publicly documented variants, configuration options, or revision breakpoints of the 3458 A Multimeter are on record.
Answerable by: an OEM product catalog or an engineer who ordered or specified the tool
The control-system platform and OS era of the 3458 A Multimeter are not on record.
Answerable by: an engineer who operated it or OEM installation records
The process node or technology generation of the 3458 A Multimeter is not on record.
Answerable by: an OEM datasheet or a fab qualification report
No publicly documented compatible parts, consumables, or accessories for the 3458 A Multimeter are on record.
Answerable by: an OEM parts catalog or a service engineer
Sources & citations
Sources (5)Every fact above is drawn from these public sources
- [1]Inventory photo
- [2]Inventory photo
- [3]inventory listing
- [4]inventory listing
- [5]Equipment inventory listing
Last updated Jul 29, 2026.
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