User's Manual
INNCOM B574 Datasheet Page | 8
H9(ES1)
Pin Function Type Min Max
1-3 Reserved for future use - - -
J1(DCJack)
Pin Function Type Min Max
1-3 12VDC Input 11.75 12.25 11.75
J3(Ethernet)
Pin Function Type Min Max
1-8 Ethernet Connectivity - - -
M2(PoE)
Pin Function Type Min Max
1-12 Signal and power for Power over
Ethernet Module
- - -
OutputFunction
The following table describes the function of the indicator LEDs on the B574 PCBA.
LED Function
RED • Flash on power-up to indicate proper hardware initialization.
• Steady on to indicate no connectivity to B573 floor bridge (see Figure 7).
• Flashes fast to indicate a valid CIS connection.
• Flashes slow to indicate 75 seconds have passed with no packets from the
CIS network.
Blue • Toggles when RF Rx tunnel packet is received
OrderingInformation
The B574 and PC-803 are available in several operating ranges but are based on the same
fundamental hardware platform (see Ordering Notes below). The ordering part numbers (OPN) are
formed by a combination of the elements, as shown in Figure 7 below.
Figure 10: Ordering Part Number