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Notifier Inertia-888 User, Technical & Programming Manual
Copyright (c) 2005, Notifier Inertia
FAULT THRESHOLD COMPARATOR
With the panel in the quiescent mode, measure and take note of the POWER SUPPLY #2
– 26.5VDC (Panel Supply) TP5 as above.
Measure voltage between system VSS (
TP12
) and
TP1
. Adjust multi-turn potentiometer
VR5, and adjust until the voltage is as per the following table.
Rail Voltage
0.6V Setting
Range
20.6
0.600
0.59 to 0.61
21.0
0.612
0.61 to 0.62
21.5
0.626
0.62 to 0.63
22.0
0.641
0.63 to 0.65
22.5
0.655
0.65 to 0.66
23.0
0.670
0.66 to 0.68
23.5
0.684
0.68 to 0.69
24.0
0.699
0.69 to 0.71
24.5
0.714
0.71 to 0.72
25.0
0.728
0.72 to 0.74
25.5
0.743
0.74 to 0.75
26.0
0.757
0.75 to 0.76
26.5
0.772
0.76 to 0.78
27.0
0.786
0.78 to 0.79
27.5
0.801
0.79 to 0.81
27.6
0.804
0.80 to 0.81
28.0
0.816
0.81 to 0.82
NON ADJUSTABLE TEST POINTS
5VDC POWER SUPPLY
TP3
=5.0VDC+5% (4.75 - 5.25)
(If this test point voltage is not correct, please return the circuit board to the factory for
repair.)
JP1 DEFAULT
Holding a short across these pins for 5 seconds during start-up causes the panel to revert
back to standard factory defaults. The panel will give 4 beeps on start-up to acknowledge
default.