2
SCSCF30xx-10x
24-hour Technical Support:
1-800-260-1312
-- International:
00-1-952-941-7600
Part Number
Port One -
Copper
Port Two -
Single Fiber Optic
SCSCF3029-102
and
-103
are intended to be installed in the same network
where one is the local converter and the other is the remote converter.
*Typical maximum cable distance. Actual distance is dependent upon the physical
characteristics of the network: (TX) = transmit, (RX) = receive.
SCSCF3029-102
75 ohm coax (BNC)
SC, 1310 mn (TX)/1550 nm (RX)
40 km (24.8 miles)*
SCSCF3039-100
75 ohm coax (BNC)
LC, 1300 mn multimode
2 km (1.2 miles)*
SCSCF3029-103
75 ohm coax (BNC)
SC, 1550 mn (TX)/1310 nm (RX)
40 km (24.8 miles)*
Optional Accessories
(sold separately)
Part Number
Description
SPS-1872-SA
Optional External Power Supply; 18-72VDC Stand-Alone
Output: 12.6VDC, 1.0 A
SPS-1872-PS
Optional External Power Supply; 18-72VDC Piggy-back;
Output: 12.6VDC, 1.0 A
E-MCR-04
12-Slot Media Converter Rack (includes universal internal power
supply) 17 x 15 x 5 in. (432 x 381 x 127 mm)
WMBL
Optional Wall Mount Brackets; 4.0 in. (102 mm)
WMBV
Optional Vertical Mount Bracket; 5.0 in. (127 mm)
WMBD
Optional DIN Rail Mount Bracket; 5.0 in. (127 mm)
WMBD-F
Optional DIN Rail Mount Bracket (flat); 3.3in. (84 mm)
Installation
Set the Loop-Back Switch
The loop-back switch is located on the front panel of the media converter and
is used for installation and network debugging procedures.
To set the switch, use a small flatblade screwdriver or a
similar device (see the drawing to the right).
CL
(Coax loop-back)
Enable loop-back on the local coax interface.
--
(Center Position)
Normal operation.
FL
(Fiber loop-back)
Enable loop-back on the local fiber interface.
NOTE:
Three loop-back test scenarios are described in detail on page 10.
CL
FL
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3
Switch 2 -- Coax Line Build Out (DS3 only)
up
- The DS3 line is set up to operate at distances up to
225 ft. (68.6 m).
down
- The DS3 line is set up to operate at distances
greater than 225 ft. (68.6 m).
< 225 ft. (68.6 m)
> 225 ft. (68.6 m)
2
up
down
Installation
-- Continued
CAUTION:
Wear a grounding device and observe electrostatic discharge
precautions when setting the configuration switches.
Failure to observe this
caution could result in damage to, and subsequent failure of, the media
converter.
Set the Configuration Switches
The configuration switches are located on the side of the media converter.
Use a small, flat-blade screwdriver to set the recessed switches.
Switch 1 -- Select DS3 or E3
up
- Supports a DS3 interface.
down
- Supports a E3 interface.
DS3
E3
1
up
down
Switch 3 -- Signal on Loss of Carrier
up
- Transmits an alarm indication signal (AIS) on the loss
of the input carrier (unframed).
down
- No signal is transmitted on the loss of the input
carrier (unframed).
Transmit alarm
No signal
3
up
down
Switch 4 -- Alarm Indication Signal (AIS)
up
- AIS is defined as a pattern of alternating 1’s and 0’s
(unframed).
down
- AIS is defined as a pattern of all 1’s (unframed).
Alarm = 1's and 0's
Alarm = all 1's
4
up
down
