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Components and Operation
2
User Guide
Function
2.4
A
rt.
no.
: 0-4
8-02
40 Rev. c
FRED PA-1
2.4 Function
Immediately after a battery has been inserted, the
FRED PA-1
®
performs a test of the
device and battery. If this test is completed successfully, the green status LED is blink-
ing and all service status LEDs are off, showing that the device has not detected an
error.
Status LED
Service
LEDs
If a problem is detected during this test:
• an acoustic alarm is issued,
• the status LED stops blinking
• additional information are given by the service LEDs
Fig. 2.1
LED indicator
• If an alarm is in progress (visual and/or acoustic), the battery autonomy is reduced.
• In addition, the device performs a daily or weekly self-test (this setting must only
be configured by service personnel authorised by Schiller)
• An alarm (visual and/or acoustic) can only be reset by removing and reinserting the
battery.
• For the alarm details, refer to chapter