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DIGITAL WORK INSTRUCTIONS

Digital Work Instructions & Poka-Yoke AI for Error-Free Assembly

NAGARE™ AI shows each assembly step at the station and confirms it on camera, one step at a time. US plants stop missed steps and wrong parts before either one leaves the station.

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Trusted by industry-leaders for Error-free production

THE PROBLEM

What Unverified Steps and Operator Errors Cost Your Line

In the United States, a missed step at one station can surface weeks later as a field recall or a costly warranty return. Without standardized work that someone checks, each shift builds its own version of the job.

Small Slips Nobody Sees

A screw left out or two steps swapped look fine at the station, and nothing triggers an andon. End-of-line testing catches some of them, and customers find the rest.

Instructions That Sit on a Shelf

Printed instructions fall behind after the first engineering change. Operators work from memory, and memory differs from person to person.

New Hires Guessing at the Standard

A new operator learns the job from whoever stands nearby. Until the standard sticks, results vary from shift to shift.
The Solution

Work Instruction Software That Checks Every Step

NAGARE™, Jidoka's closed-loop process system, runs digital work instructions at US assembly stations and puts the next step on a station display. It tracks parts and hand actions only, with no facial recognition.

Show Visual Work Instructions Where the Work Happens

  • Shows each step with images at the moment it is needed
  • Confirms completion from the camera, with no button to press
  • Changes the instructions when the product variant changes
  • Keeps every station on the current standardized work
100%
process compliance on guided stations
20%
more output per shift
Illustration: Guide every step at the station
Illustration: Stop errors before they escape

Error-Proof Stations Without Jigs or Fixtures

  • Catches a wrong part or a skipped action as it happens
  • Shows the operator exactly which step went wrong
  • Unlocks each step only after the previous one checks out
  • Adds mistake proofing to jobs with many look-alike parts
100%
perfect assemblies
$140k
cut from inspection and quality costs

Record Every Cycle for Improvement

  • Records video of how each unit was built
  • Measures the time of every cycle, which retires the stopwatch study
  • Tracks standardized work and SOP compliance by station and shift
  • Frees supervisors from walking the line to check steps
30%
less downtime
35%
less rework
Illustration: Turn every cycle into improvement data
USE CASES

Where Plants Put NAGARE™ to Work at Manual Stations

Each check below fits stations where people do the work by hand.
Real-Time Poka-Yoke Error Prevention
High Demand
Error prevention that acts during the step, before a defect exists.

See it running on your line

Tell our engineers where errors bite today and they will walk you through implementation, timelines and cost for your line.

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Guided Assembly Sequencing
Assembly guidance that holds each variant to its own build order.

See it running on your line

Tell our engineers your build sequence and they will walk you through implementation, timelines and cost for your line.

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Torque-Step Confirmation
Confirms the operator ran the torque tool on each fastener, in sequence.

See it running on your line

Tell our engineers your torque-critical steps and they will walk you through implementation, timelines and cost for your line.

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Manual-Station Error-Proofing
Brings error-proofing to hand-assembly stations that automation skipped.

See it running on your line

Tell our engineers about your manual stations and they will walk you through implementation, timelines and cost for your line.

Learn More - Talk to our expert
Missed-Step Alerting
Raises an andon alert the second a step is skipped.

See it running on your line

Tell our engineers which steps get missed and they will walk you through implementation, timelines and cost for your line.

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Deployment

Live On Your Line, Not In A Six-Month Pilot

Operator guidance runs on the cameras you already have at your stations. No pilot line, no new hardware to install. We have mapped this deployment before, which is what makes it fast now.

STEP 01
Line audit and camera mapping

We walk your stations, confirm camera coverage, and scope the steps and variants for verification.

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STEP 02
Model training on your process

The model trains on your actual steps, parts, and variants, not a generic action library. Training uses 120 minutes of footage.

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STEP 03
Go live, verified

Guidance runs alongside your current process first, then is confirmed accurate before it goes live on your line. Deployment takes 4 weeks, with ROI payback in 6–12 months.

→
Connect with us

Bring your highest-scrap station and your trickiest variant. We will scope a pilot on your line.

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Zero
assembly errors
100%
process compliance
20%
higher productivity
30%
reduction in downtime

Comparison

Paper, Fixed Sensors, and NAGARE™ for Mistake Proofing

Here is how NAGARE™ electronic work instructions compare with paper binders and sensor-based error-proofing in US plants.
Dimension
Manual methods
Traditional machine vision
Jidoka · NAGARE

When errors are caught

At assembly or at the customer

End-of-line, after the errors

During the step, in real time

What it sees

Whatever the checker notices

Components, fixed positions only

Components and operator actions

New line or new variant setup

Retraining, weeks

Reprogramming, weeks

New variants configured in minutes

Hardware

Hand tools and checklists

Fixtures, jigs, proprietary sensors

Runs on your existing cameras

Traceability

Paper logs, if kept

Pass or fail report per unit

Video-backed record for every unit

First-Time-Right

Hope

Inspection after the fact

Right the first time, every shift

customer success

Missed-Step Detection at a High-Mix Kitting Operation

APA Engineering uses NAGARE™ to verify sequence and quantity at every step of its export kitting. Any step skipped or done out of order triggers audio and visual alerts on the spot, and export kits now ship without errors.

How Britannia Automated In-line Inspection for Biscuits with Jidoka
FMCG

High-speed biscuit inspection with automated quality control:

  • Over 99% detection accuracy at 12,000 biscuits per minute
  • Precise automated rejection of defective biscuits
  • Retrofitted into existing production lines
How Diageo Achieved In-Process Labeling Precision with Jidoka
FMCG

Labelled bottle inspection with AI vision system and modular hardware:

  • Complete Label inspection automation at 300+ bottles/minute
  • Ensures accurate text, orientation, and label quality
  • Automates end-of-line quality control and consistent standards

Questions US Plants Ask About Digital Work Instructions

Poka-yoke means mistake proofing. Such a step either makes an error impossible or catches it the instant it happens. The idea comes from Shigeo Shingo's work at Toyota, and NAGARE™ applies it with cameras that watch the work itself.

Poka-yoke stops a mistake at its source. Jidoka, a founding pillar of Toyota's production system, halts work when something abnormal happens, and the andon is how a line signals that stop. NAGARE™ covers both ideas from one camera feed.

Yes. When NAGARE™ flags an error, it can light the station's andon, sound an alert, or signal the PLC to hold the line.

Yes. First pass yield counts units built right the first time, and digital work instructions lift it by catching operator errors while they are still quick to fix.

No. NAGARE™ checks the process during each step, and inspectors still sign off the finished product. With fewer errors reaching them, inspectors can spend their time on checks that need judgment.

The cost of poor quality typically runs 15 to 20% of sales revenue (ASQ), and human error drives 23% of unplanned manufacturing downtime (Vanson Bourne). Correcting errors at the station, before they escape, attacks both numbers: Jidoka deployments have delivered $140k savings in inspection and COPQ, 20% higher productivity, and 30% reduction in downtime, with new operators reaching standard work faster through guided steps.

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Maximize Quality & Productivity with Our Vision Inspection System for Manufacturing and Logistics.

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