FO-B · Certified Fiber Specialist (Level B)
Course lessons
1 Route survey and installation planning
### Walk it before you pull it Every professional installation starts with a route survey: duct condition and occupancy, manhole access,…
2 Production splicing: speed with quality
### The rhythm of a splice day On a production job you may close hundreds of splices. Quality survives only through fixed rhythm: prepare…
3 Tier 1 certification with OLTS
### What Tier 1 proves Tier 1 testing certifies that a link's **insertion loss**, length and polarity meet the design. It is contractual:…
4 OTDR I: how the instrument thinks
### The principle An OTDR fires laser pulses and times the faint **Rayleigh backscatter** returning from every point of the fiber, plus…
5 OTDR II: certification and fault finding
### Tier 2 shots that stand up Tier 2 (extended) certification adds OTDR traces to the OLTS numbers. Shoot at both system wavelengths, both…
6 Troubleshooting method: from symptom to fix
### Think before you tools Random plugging wastes hours. Professionals follow a ladder: (1) define the symptom precisely — no light, low…
7 FTTx architectures for the field technician
### The chain you will work in FTTH plant runs: **central office (OLT)** → feeder cables → **FDH cabinet** with splitters → distribution…
8 Applying TIA-568.3-D and ISO/IEC 11801 on site
### Why installers must read structured-cabling standards Premises projects are specified against TIA-568.3-D (North America) or ISO/IEC…
9 PON link budgets in practice
### ODN classes are the contract GPON optics come in classes: **B+ = 28 dB**, C+ = 32 dB of allowed ODN loss between OLT and ONT. XGS-PON…
10 Documentation, as-builts and handover
### The deliverable is paper plus glass A Level B professional hands over: route maps with GPS/duct references, splice matrices (which…
Exam rules
- 100 questions, randomly drawn and shuffled per candidate
- 120 minutes — the exam auto-submits when time ends
- Pass mark 70% · certificate valid 3 years
- Levels must be passed in order: A → B → C