FBT 37483_VAIE2550_manual1.pdf - Manuale (Pagina 102)

8-16
USING THE SYSTEM
UK
8.5.1.7 CONTROL INPUT FAULT
Diagnostics of the local control inputs
From the FAULTS panel (point 8.5.1), press numerical key 5 to access the
panel for viewing the diagnostics of the local control inputs (CONTROL
INPUTS). The diagnostic state of each item monitored is reported, as shown
in the following table.
Press ESC to return to the panel FAULTS.
8.5.1.8 COMMUNICATION FAULT
Diagnostics of the internal data communication
From the FAULTS panel (point 8.5.1), press numerical key 6 and access the
panel for viewing the diagnostics of the internal data communication.
The diagnostic state of each item monitored is reported in the table below.
Press ESC to return to the panel FAULTS.
Label Part being diagnosed Display Cause Action required
No input
fault found
Input contacts 1 to 8
Empty
list
No failure, or monitoring not
enabled for any input contacts
-
Input in fault:
List
number
of inputs
Break or short circuit in the line
connecting the contact
Check integrity of the line connecting the
balancing resistors and the activation
contact. If the problem persists, disconnect
the line connecting the activation contact
and connect a 20 k
Ω resistor between the
+24V service terminals and the control
input. If the problem persists, contact
Servicing.
Inputs fault
resumed:
Failure cleared due to previous
failure signal
Access the Report> FAULTS panel from
the OPERATOR menu and carry out a
MANUAL RESET of the FAILURE signal.
General Input
Fault:
Empty
list
Failure of the internal communi-
cation between the CPU and the
inputs controlled stage
If the problem persists, contact Servicing.
General Fault
resumed:
Failure cleared due to previous
failure signal
Access the Report> FAULTS panel from
the OPERATOR menu and carry out a
MANUAL RESET of the FAILURE signal.
Label Data being diagnosed Display Cause Action required
I2C line
Management data of
amplifiers and keys
interface
Tutti
OK No failure -
Audio SPI line
Management data of
audio matrix
N.T.
NO TEST. Diagnostics disabled
during configuration (see Set>
BACKGROUND TEST menu)
-
Relay SPI line
Management data of
outputs switching section
Res. Failure (Fault signal) cleared
Access the Report> FAULTS panel
from the OPERATOR menu and
carry out a MANUAL RESET of the
Fault
Current failure due to
communication data error
Contact Servicing.