Pub. 42004-456D
Division 1 VoIP Telephones
Page 10 of 18
P:\Standard IOMs - Current Release\42004 Instr. Manuals\42004-456D.docx
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PoE (Power-over-Ethernet)
Connect power to the system as indicated in the POE equipment manual. (Power Mode A, Class 0)
Local Power
A separate, isolated, 24 to 48-volt dc power supply is required when PoE is not available. Connect the
local 24–48 V dc power source to removable terminal block,
P5
(see Figure 10), on the VoIP Carrier
PCBA.
1.
Install ferrules or tin the wire ends.
2.
Connect the positive conductor to the (
+
) terminal of
P5
.
3.
Connect the negative conductor to the (
−
) terminal of
P5
.
4.
Install the removable terminal block onto pin header
P5
, on the VoIP carrier PCBA.
Table 2. Power
—
P5
Pin Label
Description
1
(+)
Positive
2
(−)
Negative
Figure 10. VoIP Telephone PCB Assembly
