AT-UHD-CAT-4ED
22
Device Operation
1. Launch a web browser and login to the web server. Refer to
Introduction to the Web Server (page 29)
information. The factory-default username and password are listed below:
Username:
root
Password:
Atlona
2. Connect the RS-232 cable between the control system and the
MASTER RS-232 / IR
port on the AT-UHD-CAT-
4ED. Refer to
for instructions on preparing the cable.
RS-232
2
CO
M
NC
NO
CO
M
NC
NO
CO
M
NC
NO
CO
M
NC
NO
+12V SIG
G
ND
+12V SIG
G
ND
+12V SIG
G
ND
+12V SIG
G
ND
1
COM
PON
ENT
HDM
I
1
2
3
4
5
6
SER
IAL
1
IR OU
T
SER
IAL
2
L
R
DIGI
TAL
COAX
OUT
AUD
IO OU
T
AUDI
O IN
ETH
ERN
ET
2
3
4
VID
EO
OUT
48V
DC
FACTORY
RESET
Control System
AT-UHD-CAT-4ED
4
3
2
1
OUT
IN
HDMI
HDBaseT
LOCK
EDID
POWER
AT-UHD-CA
T-4ED
INT
LEARN
3. Click
RS-232
in the menu bar.
4. Select the proper baud rate, data bit, parity, and stop bit settings. These settings must correspond with the
control system RS-232 settings.
5. Click the
Save
button to commit changes.
Control mode
In control mode, the
MASTER RS-232 / IR
port is used to directly control the AT-UHD-CAT-4ED using a control
system.
