| S.No. | Field / Checkpoint | Reference | Status |
|---|---|---|---|
| A. INSTALLATION | |||
| A1 | PA amplifier + speakers + paging mic + zone splitter installed Acceptance: Verified | Per drawing | OK NC NA |
| A2 | Speaker placement per zone (1 per 50 m² typical for offices) Acceptance: Per drawing | Per acoustic design | OK NC NA |
| A3 | Cable type + segregation from EMI sources Acceptance: Per code | Shielded twisted pair | OK NC NA |
| B. FUNCTIONAL TEST | |||
| B1 | Audio level — 75 dBA above ambient noise; intelligibility STI ≥ 0.5 Acceptance: Measured | ISO 7240-19 / NFPA 72 | OK NC NA |
| B2 | Zone-wise paging + all-call functions Acceptance: Tested | Per spec | OK NC NA |
| B3 | Auto-music / paging override (priority) Acceptance: Tested | Per spec | OK NC NA |
| B4 | Fire emergency message (pre-recorded) — auto-trigger Acceptance: Tested | On fire alarm signal | OK NC NA |
| C. INTEGRATION | |||
| C1 | Integration with FAS — auto evacuation message Acceptance: Tested | Per fire strategy | OK NC NA |
| C2 | BMS + AV system integration (if applicable) Acceptance: Tested | Per spec | OK NC NA |