Fire alarm triggered by basement smoke detector, no fire seen 

Transcript:
Section 56 is received. Small Nile, 56E is activated for 10th Street, 56E, 21 on C, nothing shown. Small now, in addition 56 Company 5, Respond, 418, 10th Street, Crossed 4th Avenue, and 5-0. On-Mack, fire alarm, showing basement, rear smoke detector operations, fire type 6. 56 C-21. Good. No acknowledgement for Company 5. Company 1 answered up. You have engine 564 on the road thus far. 10-4. Bill, just have all units in an auto-emergency at this time. I have an audible alarm, but nothing visible. 5016 is responding to 10-3% non-emergency for 56 C-21. This is best, you got a number for a key holder for this building. Everything's opened up on the upper floors, but there's no access to get in. Secure you was a company, again, touch something. They haven't called us back yet. They provide a owner phone number. We can try that, and I'll let you know. 10-4.

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This was transcribed by AI and may contain errors. Please verify the information independently.