ASTTBC RFPT — Fire Alarm Systems (AL) · Question
If the main control unit's CPU (central processing unit) is replaced with a newer version in an existing building, what is the testing scope?
If the main CPU or executive software is replaced, it is considered a major modification requiring 100% re-verification of the system.
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Question: If the main control unit's CPU (central processing unit) is replaced with a newer version in an existing building, what is the testing scope?
Answer options: ✅ The entire fire alarm system must be re-verified
- Only the first device on every circuit must be tested
- Only the battery standby calculation needs to be updated
- No testing is required if the model number of the CPU is identical
Correct answer: The entire fire alarm system must be re-verified
Explanation: If the main CPU or executive software is replaced, it is considered a major modification requiring 100% re-verification of the system.
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Question explanations
- Which of the following constitutes a system 'deficiency' rather than a 'non-conformance' to current standards?
- When a deficiency is corrected, what specific information MUST be recorded in the log?
- Which of the following would be categorized as a 'Non-Conformance' to the Installation Standard (S524) in an i
- In the event of a deficiency that renders the fire alarm system inoperative, what is the mandatory reporting r
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