Opvimus UMX-2SB, Руководство по эксплуатации

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UMX-2SB version 3.2.000 6
UMX-2SB
Zones subdivision module
with individual music volume controls
and surveillance functionalities
2. COMPONENTS
1) POWER indicator light. Power LED indicator. Do not remove the card when it is lit.
2) RJ45 “MUSIC/BACKUP” output connector. Up to +4dB music or backup signal audio output, balanced through transformer. The
output level is adjustable through software Call Point or COMPACT unit. Connects to music/backup amplifier signal input.
RJ45 MUSIC/BACKUP PIN OUT
Pin 1: AUDIO H (hot) output.
Pin 2: AUDIO C (cold) output.
Pin 3: +24 VDC amplifier monitoring input.
Pin 4: Not used.
Pin 5: Not used.
Pin 6: Priority output contact. Activates only if the amplifier performs BACKUP functions
and an announcement is being sent. Using internal jumpers and switches, this
contact may be configured as a voltage free contact or as an open collector output
(see section
3. CONFIGURATION
).
Pin 7:
Not used.
Pin 8:
Metal Shield
: GND
Figure 2
JP3 Internal jumper. Connection of pin 8 and shield of RJ45
connector “MUSIC/BACKUP” to GND
JP5
Internal jumper. Connection of pin 8 and shield of RJ45 connector
“MUSIC/BACKUP” to earth of the equipment.