2. FRONT VIEW
1. INPUT contacts 1, 2 and 3. See section 4.3.
2. OUTPUT contacts 1A, 1B, 2A, 2B, 3A and 3B. See section
4.4.
3. CAN
BUS
contacts. See section 4.5.
4. FAIL contacts. See section 4.6.
5. LED indicators for GENERAL FAULT, SYSTEM FAULT and
EMERGENCY. See section 6.
6. GRAL. POWER Led. Indicates that power is being supplied
to the motherboard.
7. ETH connector A. Connection of the equipment to the IP
network. See section 4.1.
It has 2 LED indicators:
Green LED: On indicates connection to the network.
Flashing indicates sending or receiving data.
Yellow LED: Network speed. On indicates a network
speed of 100Mbps. Off indicates a network speed of
10Mbps (it is highly recommended to use a transmission
speed of 100 Mbps.
8. ETH B connector. Used, in a redundant network, as a
secondary connection to the IP network. See section 4.2.
9. LED indicators of the power stage:
SIGNAL: Indicates audio signal reception at the input of
the power amplifier.
CLIP: Indicates that the power amplifier has reached the
maximum output voltage (100V).
IF-7WDCETH version 5.2.001 ENG
IF-7WDCETH
4ETH
Figure 2
Class D wall-mounted amplifier
PROT. PROTECT indicator light. Illuminates when
Protection is activated, due to an overload or short-circuit
in the speaker line, or excessive heating of the power
amplifier.
SBY: STANDBY, Indicates that the power amplifier is in
low power mode.
POWER: Power supply indicator of the power amplifier.
10. CONSOLE.
Mini
USB
monitoring. Specialised personnel only.
11. 24VDC Power supply input.
12. Connection of the loudspeaker line (100V.). See section
4.7.
13. Battery compartment. See section 3.
14. Grounding.
15. Mains power supply input 100-240V AC 50/60 Hz.
16. Mains fuse. The value of the fuse varies depending on the
model (see Table 1 in section 4.10).
17. ON/OFF switch. Illuminated only indicates that it is
connected to the mains, it does not indicate the ON/OFF
position of the switch.
18.
Ventilation. Do not obstruct this outlet under any
circumstances.
19. Space for optional local analogue inputs and surety
paging relay IF-MER module (not included).
with IP connection
connector.
Allows
system
5