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What a Workflow and Reliability Audit Looks Like on Site

A walk through how our written audit of your signal chain, backup paths and run sheets is carried out, what you receive at the end, and how the fixes are ranked.

Priya Nair

5 minutes to read

What a Workflow and Reliability Audit Looks Like on Site

Why we are writing about audits now

Mid autumn is when many studios plan their winter schedules, and we have had a steady run of enquiries about the Workflow and Reliability Audit. Rather than answer each one separately, I wanted to set down how the work goes, in plain terms, so that anyone considering it knows what to expect before they pick up the phone.

I am Priya, and although I spend most of my days drawing lighting plots, I sit in on every audit because the lighting control desk is part of the signal and power picture that gets reviewed. The audit itself is led by our engineering and production colleagues, and it ends with a written document, not a verbal summary.

The first thing to say is what it is not. It is not a sales visit in disguise, and it does not assume that anything needs replacing. Often the most valuable findings concern habits and paperwork rather than hardware.

The first visit: tracing the signal chain

We begin on site, usually with the gallery empty or in a quiet period. Callum follows the picture and sound from each source to the point where it leaves the building, noting every device, patch point, converter and cable run along the way. Nothing is assumed from drawings alone, because drawings in working studios are rarely current.

Where a path passes through something undocumented, a forgotten adapter or a temporary lead that became permanent, we record it exactly as found. These small items are frequently where faults begin, and they are easy to overlook once a studio has been running for a few years.

We also ask who actually operates each part of the chain. A route that only one person understands is a risk in its own right, and the written report says so plainly.

  • Sources, routing, monitoring and intercom are all traced
  • Undocumented or temporary connections are listed as found
  • Single points of failure are marked clearly

Backup paths: what happens when something fails

The second stage looks at what the studio does when a component stops working mid-programme. We check whether a backup path exists, whether it has been tested recently, and whether the person on shift knows how to switch to it without hesitation. A spare that has never been powered up since installation counts for very little.

Wherever it is safe and agreed in advance, we ask to see a failover performed. Watching how long it takes, and what the operator has to remember, tells us more than any diagram. We never trigger anything on a live transmission; this is done in a rehearsal window or an off-air period.

Power and timing references are included here as well. A gallery with duplicated mixers but a single sync source has a gap that is easy to miss.

Run sheets and the human side of reliability

Equipment is only half the picture. We read through your current run sheets, cue lists and handover notes, and compare them with what the crew actually does. Differences between the two are common and are not a criticism; they usually show where the paperwork has fallen behind practice.

We look for ambiguity. Does a cue name mean the same thing to the director and the vision mixer? Is there a clear call for going to a fallback? Does the crew know who decides when a programme is held or abandoned? Clear wording costs nothing to fix and prevents a good deal of confusion under pressure.

Where it helps, we sit in on a rehearsal and observe without interrupting, then discuss what we noticed with the production lead afterwards.

  • Run sheets compared with actual crew practice
  • Cue wording and fallback calls reviewed
  • Handover notes checked for gaps

The written report and how fixes are ranked

Within a short time after the visit you receive a written report. It describes what we found in each part of the chain, explains the risk in everyday language, and lists recommended fixes. Each fix is ranked by priority, so you can see which items deserve attention first and which can wait for a quieter month.

We try to give a realistic sense of effort for each item: whether it is a ten-minute change to a run sheet, a half-day of rewiring, or something that needs a budget conversation. We do not attach urgency to everything, because a list where every line is critical helps nobody decide.

You are free to act on the report yourselves, use another contractor, or ask us to carry out the work under a separate written quotation.

Who benefits most from an audit

The audit suits studios that have grown piece by piece: a room fitted out over several years, a gallery extended after a new programme was commissioned, or a venue that has changed hands and inherited equipment nobody fully understands. It also suits teams about to take on more live output and wanting reassurance before they do.

It is less useful for a brand-new installation that we have commissioned ourselves, where the documentation is fresh. In that case we will usually say so rather than propose work you do not need.

If you are unsure, a short conversation is enough for us to tell you whether an audit is likely to be worthwhile.

A reliability audit is a modest piece of work with a practical result: a clear written account of how your studio really operates and what to do about its weak points, in order of importance. If you would like to talk it through, use the contact form and tell us briefly about your gallery and schedule, and we will reply with a sensible next step.

About the author

Priya Nair

Lighting Designer

Priya draws lighting plots for news and interview sets and programmes the control desk.

Get in touch

Write to us: [email protected]

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