Ansul AUTOPULSE IQ-396X - AA-30 Audio Amplifier Components; AA-30 Component Identification and LEDs; AA-30 LED Indicators and Notes

AUTOPULSE IQ-396X Operations Doc. 50403:B 07/22/96 33
Audio Amplifiers
The following figure identifies AA-30 components.
Normal Level
Incorrect Level
Speaker Trouble
Amplifier Trouble
Battery Trouble
Brownout
Audio Gain
Rotary Switch
AA-30 Components
AA-30 Components
Notes:
1) The amplifier does not indicate a trouble condition until 40 seconds
after these faults occur.
2) To calibrate audio amplifiers, install a 470-ohm resistor at the end of
the low-level audio loop.
Audio Gain Rotary Switch 
refer to Adjusting the Audio
Level in this chapter.
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