Lucent Technologies DDM-2000 OC-3, Руководство по установке

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8-4 Issue 9 October 1998
363-206-204
Releases 9 and 11 Installation Tests
The following pushbuttons and display are located on the User Panel and
SYSCTL. See Figure 8-2.
Tools, Test Sets, and Accessories
The following items are required:
NOTE
:
When looping a 22G-U or 24G-U OLIU back on itself a 10 dB LBO is
required for each output. When looping a 27G-U OLIU back on itself a 15
dB LBO is required for each output.
LED Description
ACO (Alarm Cutoff) Silences existing audible office alarms and parallel
telemetry indications
UPD/INIT (Update/Initialize) Used to initialize SYSCTL upon replacement or update
shelf equipment list after circuit pack or signal removal
FE SEL (Far-End Select) Used to display the LEDs activated at a site
in the network
7-Segment Display Identifies the site address of the system status and
alarms recently being displayed on the local user panel
LEDs. Also may display the software version number
currently running in the SYSCTL
Quantity Description
1 Wrist strap connected to the electrostatic discharge (ESD) jack on the
user panel for ESD protection
1 DSX-1 loopback cable
1 DSX-3 loopback cable or/and BNC to BNC connector
(for wiring to equipment not DSX-3)
1
ASCII Terminal or PC configured as a terminal
Optical fiber cables (recommended length is 2 feet) find your OLIU
type below
OLIU Optical fiber cable (See Table 8-4)
1 per OLIU 22F Single mode with ST
®
connectors on each end
1 per OLIU 22D-U
Multimode with ST
®
, FC/PC, or SC connectors on each
end depending on Universal LBO used
( ST
®
0 dB LBO is standard See Table 8-3 )
1 per OLIU 22G-U or
24G-U Single mode with ST
®
, FC/PC, or SC connectors on
each end depending on Universal LBO used
( ST
®
0 dB LBO is standard See Table 8-3 )
See Note Below
2 per OLIU 27G-U