FBT 37483_VAIE2550_manual1.pdf - Manuale (Pagina 107)

8-21
USING THE SYSTEM
UK
8.6.3 BACKGROUND TEST
Setting the background tests
Panel for enabling and disabling background testing of the critical
sources affecting the ability of the system to function in emergency
conditions.
The categories for choosing the items subjected to diagnostics are
listed as shown in the figure opposite.
• Press the appropriate numerical key to select the sub-panel and
view the details of the item concerned:
> 2-Voice Alarms see point 8.6.3.1
> 3-Amplifiers see point 8.6.3.2
> 4-Power Supply see point 8.6.3.3
> 6-Communication see point 8.6.3.4
or
press ESC to return to the OPERATOR panel.
8.6.3.1 VOICE ALARM TEST
Setting the Test for Emergency Sources
Panel for enabling and disabling background testing of the “Hand-held
Emergency Microphone” and the “Manual Emergency Access Key”.
• Press the appropriate numerical key to enable or disable the
diagnostic test:
> 1-Fire Microphone: on (test enabled) - off (test disabled)
> 2-Evac Message:
on (test enabled) - off (test disabled)
> 3-Alert Message: on (test enabled) - off (test disabled)
> 5-Emerg. Button: on (test enabled) - off (test disabled)
> 6-Remote Link: on (test enabled) - off (test disabled)
Note: The display will show the programming that has been set.
Press ESC to return to the BACKGROUND TEST panel.
8.6.3.2 AMPLIFIER TEST
Setting the tests for the Amplifiers
Panel for enabling and disabling background testing of the internal
“Voice” and “Music” amplifiers, of the “External” amplifier and of the
circuit for checking insulation of the lines with regard to dispersion to
earth (GND Fault).
• Press the appropriate numerical key to enable or disable the
diagnostic test:
> 1-Test voice amp.: on (test enabled) - off (test disabled)
> 2-Test music amp: on (test enabled) - off (test disabled)
> 3-Test ext. amp:
on (test enabled) - off (test disabled)
> 6-Test gnd fault: on (test enabled) - off (test disabled)
Note: The display will show the programming that has been set.
Press ESC to return to the BACKGROUND TEST panel.
8.6.3.3 POWER SUPPLY TEST
Setting the test for the Power Supplies
Panel for enabling and disabling background testing of the primary
230 VAC power supply, the secondary 24 VDC power supply and the
memory for managing the display.
• Press the appropriate numerical key to enable or disable the
diagnostic test:
> 1-Main P.S.: on (test enabled) - off (test disabled)
> 2-24Vdc P.S.: on (test enabled) - off (test disabled)
> 6-Display: on (test enabled) - off (test disabled)
Note: The display will show the programming that has been set.
Press ESC to return to the BACKGROUND TEST panel.