3Com V6100, User Manual Manual, Page: 37 / 496

V6100 and V7122 User Guide
37
Item # Label Component Description
11
I
10/100 Base-TX Ethernet Port 1.
12
♫
Audio IN/OUT (for paging and MOH (Music on Hold)
functionalities).
13 II Dry contact port for paging PTT.
14 I Dry contact port for alarm applications.
7 - Locking screw (2).
Figure 7 illustrates the front layout of the V6100. There is also a schematic of the front layout
on the front panel of the fan tray. To view your specific device’s configuration via the
Embedded Web Server, see
Viewing the Ethernet Port Information .
Figure 7
V6100 Front Layout
I/O
module #1
I/O
module #2
I/O
module #3
CPU 1
I/O
module #4
Blank
panel
Blank
panel
Spare CPU
module slot
Power 1
Spare
power
supply
slot
Fan
I/O Modules
The V6100 supports up to four digital trunks (fully flexible, from a single and up to four trunks
per module).
If the power fails, a relay connects trunks 1 to 2 and 3 to 4 (in the same module) acting as a
fallback for PSTN trunks.
CPU Module
The CPU (Central Processing Unit) module is located to the right of the six modules.
Figure 6 shows the CPU module’s front panel ports and connectors described in sequence
from left to right in the following sections.
Dry Contact Connector (Labeled I and II
1
)
The dry contact can be activated by software to produce a reliable switch (Push-To-Talk
(PTT)) for the following devices:
ƒ
Audible or visual alarms – bell, siren, hooter, or light
ƒ
Loudspeakers for paging
1
Not currently supported. Contact 3Com regarding availability.