![background image](http://html.mh-extra.com/html/kramer/vs-44fo/vs-44fo_user-manual_2001351010.webp)
Figure 2: VS-44FO 4x4 3G HD-SDI Fiber Optic Matrix Switcher Rear Panel
#
Feature
Function
13
GENLOCK
BNC Connector
Connects to the genlock source
14
TERM HI-
Z/75Ω
Pushbutton
Press to terminate the genlock source (75Ω) or release for looping
15
LOOP
BNC Connector
Connects to a display or the next chained Genlock connector
16
SFP/SFP+ Out/In
Receptacles
Holds an SFP module in each
OUT/IN
receptacle (1
– 4). Each SFP connects a double
fiber cable to an input and output
17
PROG/UPDATE
USB connector
Connects to a computer to upgrade machine firmware
18
RS-232
9-pin D-sub (F) Port
Connects to the PC or the remote controller
19
MACH #
and
PROG/RS-485 TERM
DIP-switches
MACH #
DIP-switches 1-4 set the Machine Number of the unit,
PROG
DIP-switch enables a microcontroller firmware upgrade,
RS-485 TERM
DIP-switch terminates the RS-485 line with a 1
20Ω load
20
RS-485
Terminal Block Port
Pins
B
(-) and
A
(+) are for RS-485;
Pin
G
may be connected to the shield (if required)
21
Ethernet
RJ-45 Connector
Connects to the PC or other serial controller through computer networking LAN
22
SFP SELECT
Button
Press for non-MSA (SFP Transceiver Multisource Agreement) video module; release for
MSA communication module
23
FACTORY RESET
Button
Press to reset to factory default definitions:
IP number
192.168.1.39, Mask
– 255.255.0.0, Gateway – 0.0.0.0
First disconnect the power cord and then connect it again while pressing the Factory Reset
button. The unit powers up and loads its memory with the factory default definitions and erases
all stored preset
24
Power Connector, Power Switch and
Fuse
AC connector enabling power supply to the unit; switch that turns the power to the unit
ON (
1
) and OFF (
0
)
7
VS
-4
4
F
O
–
O
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Summary of Contents for VS-44FO
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