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NTI SERIMUX SERIES CONSOLE SWITCH
30
INTERCONNECTION CABLE WIRING METHOD
The cable connecting the terminals and devices to the SERIMUX must be terminated with RJ45 connectors and must be wired
according to the EIA/TIA 568 B industry standard. Wiring is as per the table and drawing below.
Pin Wire Color Pair Function
1 White/Orange 2 T
2 Orange 2 R
3 White/Green 3 T
4 Blue 1 R
5 White/Blue 1 T
6 Green 3 R
7 White/Brown 4 T
8 Brown 4 R
Figure 26- View looking into RJ45 female
TROUBLESHOOTING
If the Console Switch is not working properly, consider the suggestions below to see if a solution can be found.
Problem Cause Solution
No Front Panel LEDs are illuminated No power to SERIMUX Check all power connections
SERIMUX is not working properly
• Poor Connections
• Port not configured correctly
• Ports not initialized
• Verify that all cables are securely
connected
• Verify that the port configuration
matches that of the device connected
• Power-up the CPUs first, then the
SERIMUX
Cannot Connect to port/device
• Port settings not correct
• Wrong cable adapter used
• Connections are loose
• Verify proper communication settings
(pg 8)
• Verify that adapter is one specified in
Appendix C.
• Verify that all cable connections are
secure
Commands entered from front panel
keypad are not accepted
Buttons are being pressed too rapidly Try again but slow down the button
sequence- approx 1/2 sec between each
press.
SERIMUX will not accept username
or password
Usernames and passwords are case
sensitive
Verify characters used and enter again.
Cannot access user menu on a port Port is configured as host port Configure port as user port. (pg. 10)
I cannot access the View Port Data
Buffer
Only the ROOT user can access this (see
page 14)
Login as the ROOT user
If the passwords or other important parameters are not available, the SERIMUX Console Switch can be re-initialized to the default
settings (see "Initialize SERIMUX Console Switch to default settings" on page 27).
Caution: During initialization, the customer modified parameter values will be replaced with the factory
default values; all ports will be placed in buffer mode; all passwords will be erased.
If the suggestions above have been tried and the NTI Console Switch is still not functioning properly, a solution to the problem
may be found on our website at http://www.networktechinc.com in our FAQ (Frequently Asked Questions) section, or, please call
us directly at (800) 742-8324 (800-RGB-TECH) in the US & Canada or (330) 562-7070 (Worldwide) and we’ll be happy to assist
in any way we can.
T
1
+
R
2
-
T
3
+
R
4
-
T
5
+
R
6
-
T
7
+
R
8
-
Pair 2 Pair 1
Pair 4
Pair 3