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2-7
Chapter 2: Hardware Components
Cables
The cables listed in Table 2-4 are required to connect a
Tenor DX
to various interfaces. Contact Quintum for
ordering information, if necessary.
NOTE:
A crossover cable is required when connecting to a Line side (PBX) interface (when supplied by
Quintum, this is a red RJ-45 cable). A straight cable is required when connecting to the trunk side
(PSTN) interface (when supplied by Quintum, this is a green RJ-45 cable).
Table 2-4
Cables Supported
RJ-45 Cables
RJ-45 cable connector pinouts are given in this section to help you identify the proper connector to accommo-
date your specific networking requirements. The RJ-45 (ISO 8877) connector is the EIA/TIA standard for
Unshielded Twisted Pair (UTP) cable; the wiring color codes are UTP Standard Coloring. The pin order is
shown in Figure 2-5.
Figure 2-5
RJ-45 Pin Order
Cable
Usage
RJ-45 to RJ-45 Crossover Cable (this cable is red
if provided by Quintum)
T1/E1 connection Line Side Side (PBX) inter-
face.
RJ-45 to RJ-45 Straight Through cable (this cable
is green if provided by Quintum)
T1/E1 connection to Trunk Side (PSTN) inter-
face.
RJ-45 Ethernet cable (grey or white)
Connection to Ethernet LAN 10/100.
DB-9 Serial RS-232
Connection to PC’s asynchronous console
port.
Detachable (IEC) AC Power Supply Cord
Connection to AC power jack.
8
1
1
8
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