RCF MX 9502, Руководство пользователя

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14
ENGLISH
No. SILK SCREEN COLOUR INDICATION (WHEN LIT) FURTHER INFORMATION
17 SYSTEM FAULT Yellow Internal microprocessor reset.
After rebooting, the LED will be off,
but the reset event will remain in the
SYSTEM / FAULT LOG.
18
PWR SUPPLY
FAULT
Yellow
Power supply fault (internal power
supply, internal boards or external
power supply).
A logic input (GPI) needs to be
linked to the logic output of the
external power supply unit and set to
EXTERNAL EVENT FAULT.
A possible external power supply unit
fault is displayed as EXTERNAL PSU
FAULT.
19
LOCAL FAULT Yellow
Main unit local fault. This LED gets lit
even in case of main power fault.
This LED is lit in the faulty device only.
For instance, if a SLAVE unit is faulty
and the MASTER unit is properly
operating, this LED is lit on the SLAVE
unit only, while the SYSTEM FAULT
17 LED is lit on both MASTER and
SLAVE units.
If a logic input (GPI) is set to signal a
possible fault of an external system,
this will be indicated by the LOCAL
FAULT LED (only in the unit where the
logic input has been activated).
20
MICROPHONE
FAULT
Yellow
An emergency paging microphone
(among those connected to FALL
BACK
32 or PAGING 1 41 / PAGING
2 42 inputs, if set to EMERGENCY in
the software) is faulty.
On SLAVE units, it only indicates of
the paging microphones connected to
the FALL BACK input.
21 AMPLIFIERs FAULT Yellow One or more amplifiers are faulty.
22
SPKR CIRCUITs
FAULT
Yellow
One or more loudspeaker lines are
faulty.
23
EARTH FAULT Yellow Loudspeaker line earth leakage. Earth leakage < 50 kΩ