Dsx-4H Chassis - ADC DSX-3 User Manual

ADCP-80-314 • Issue 6 • January 2001 • Section 1: Description and Application
NAME
OUT
IN
XO and XI
O and I
(Not marked)

5.2 DSX-4H Chassis

The DSX-4H chassis, as shown in
modules. It is 6 inches (15.2 cm) high, 23 inches (58.4 cm) wide and is designed for
installation in bays with mounting holes spaced at 1.0 inch (2.54 cm).
Page 1-10
 2001, ADC Telecommunications, Inc.
Table 1-1. DSX-3 (DSX-4H-24) Circuit Module Components, continued
TYPE
Standard or
Midsize Switching
Coaxial Jack
Standard or
Midsize Switching
Coaxial Jack
BNC or TNC
Connector
BNC or TNC
Connector
Pin Jacks
Figure
Figure 1-6. DSX-4H Chassis
LOCATION FUNCTION
Front Provides test or patch access to digital
equipment output terminations. Any
cross-connect to the X-O jack is disabled
and terminated to 75 ohm ground
whenever a plug is in the OUT jack.
Front Provides test or patch access to digital
equipment input terminations. any cross-
connect to the X-I jack is disabled and
terminated to 75 ohm ground whenever
a plug is in the IN jack.
Rear Provides direct access to the digital
equipment output (XO) or input (XI)
termination for cross-connecting to any
digital equipment output or input
termination via the cross-connect system.
Bottom Provides for connection from the digital
Rear equipment output (O) or input (I)
termination.
Top Provides for interconnecting of the tracer
Rear lamps for the corresponding cross-
connects to allow tracer lamp operation as
described above. The connections
between the circuit modules should
correspond exactly to the XO or XI cross
connect jumpers. Cross-connect jumpers
are available with messenger cords which
accommodate both the cross-connect and
the corresponding lamp connection.
1-6, provides the mounting for up to 24 circuit
8639-A