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Cabling the Chassis
I
I
NSTALLING
NTERFACE
10Base2 HMU
J32
CAUTION:
VOLTAGES UP TO 200 VDC
MAY BE PRESENT
UNDER THIS COVER
AUX RS-232 PORT
J31
10BaseT HMU
J30
DSX-1
TEST ACCESS
1
T
R
CRT AUD
TX
CRT VIS
RX
TB3
MAJ AUD
MAJ VIS
MIN AUD
BITS TIMING
TIP
RING
A+
A-
MIN VIS
SYS ID
B+
B-
TB2
TB4
Figure 9. Installing Cables for a DSX-1 Configured Shelf (Backplane View)
Port 2 Connection with Optional Multiplexer: This configuration requires the installation of an H2TU-C
List 2E line card to access P13 (IN) and P14 (OUT) Port 2 DSX-1 functions. A multiplexer can be installed in this
configuration. (The Transmit and Receive DSX-1s for H2TU-C List 2E line cards are set to Port 1 by default. To
configure for Port 2, refer to the H2TU-C List 2E user manual.)
Port 2 can also be accessed by wirewrapping the connections. See
Connections" on page 80
Step
Procedure
Whenever installing or removing units from the HMS-358 chassis, be sure to wear an
antistatic wrist strap and connect it to the ESD strap input.
1
Connect the 32-pair shielded amphenol female connector to P11, HDSL LOOP A and route to the field MDF.
See
"Drain Wire and Cable Tie Installation" on page 8
2
Connect the 32-pair shielded amphenol female connector to P12, HDSL LOOP B and route to the field MDF.
3
Connect the 32-pair shielded amphenol female connector to P13, DSX-1 (IN) LINE CARD and route
to the DSX-1.
4
Connect the 32-pair shielded amphenol female connector to P14, DSX-1 (OUT) LINE CARD and route
to the DSX-1.
5
Proceed to
"Wiring the Common Access Panel" on page
?
Installer Signature
14
C
—DSX-1
ABLES
DSX-1 (IN) PORT 1
P15
P13
LOOP A GROUP 2
HDSL LOOP A GROUP 1 (XMT TO SPAN)
P11
OS RS-232 PORT
METALLIC
TEST ACCESS
2
T
R
OUT
IN
TB6
DS3
DS3
OUT
FAN
COM
NO
TB5
TB7
MODULE A
for instructions.
for proper installation of all amphenol connectors.
July 14, 2002
DSL (P
TO
DSX-1 (OUT) PORT 1
LOOP B GROUP 2
P16
P14
1
32
1
33
64
33
MALE
HDSL LOOP B GROUP 1 (RCV FROM SPAN)
P12
1
32
33
MALE
64
TB1
-48VA
10BaseT
-48VB
INPUT POWER: -48V, 30A MAX
RTN
RTN
FGND
MODULE B
"Appendix C - Optional Wire-Wrapping Port
15.
LTPH-SM-1052-04
2)
ORT
32
64
CAUTION:
VOLTAGES UP TO 200 VDC
MAY BE PRESENT
UNDER THIS COVER
Installer Check ü
H
H
H
H
H
Date
HMS-358 List 5 and List 6
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