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NTI KEEMUX Series PS/2 KVM Switch
SPECIFICATIONS FOR STRAIGHT-THROUGH RS232 SERIAL CABLE
KEEMUX to PS2 CPU (9 PIN)
KEEMUX
9 pin
Signal
Function
Pin #
Direction
RxD
3
TxD
2
CTS
7
RTS
8
DSR
4
DTR
6
SG
5
Terminals 7 and 8 are jumpered together and terminals 4 and 6 are jumpered together.
TROUBLESHOOTING
If the KEEMUX is not working properly, please look for a solution in the list below:
PROBLEM:
Keyboard Errors
SOLUTION:
Check cable connections on each CPU and the switch.
PROBLEM:
No Video
SOLUTION:
Check cable connections on each CPU and the switch. Verify that keyboard, video, and mouse connect from
each CPU to matching ports. After reconnecting, the CPU may need to be re-booted in order to sense the
monitor connection.
PROBLEM:
No Mouse Movement
SOLUTION:
Check cable connections on each CPU and the switch. Verify that keyboard, video, and mouse connect from
each CPU to matching ports. Verify that the mouse driver was loaded.
PROBLEM:
No Keyboard Activity after running shutdown program on IBM PowerServer 220
SOLUTION:
1.
Select a different port from the front panel buttons.
2.
Turn power OFF to PowerServer 220.
(either step above will enable keyboard)
PROBLEM:
Monitor shuts down while working with OSD menu
SOLUTION:
Disengage or increase time setting of CPU's monitor "sleep" mode from the BIOS and/or control panel display
settings. (The CPU does not sense activity while in the OSD menu )
If a solution was not found in the list above, answers may be found in the Frequently Ask Questions (FAQs) section of our
website at
http://www.nti1.com
assist in any way we can.
WARRANTY INFORMATION
The warranty period on this product (parts and labor) is two (2) years from the date of purchase. Please contact Network
Technologies Inc at (800) 742-8324 (800-RGB-TECH) or (330) 562-7070 or visit our website at
information regarding repairs and/or returns. A return authorization number is required for all repairs/returns.
PS/2 CPU
9 pin
Pin #
Function
3
TxD
2
RxD
7
RTS
8
CTS
4
DTR
6
DSR
5
SG
or call us directly at (800) 742-8324 (800-RGB-TECH) or (330) 562-7070 and we will be happy to
1
6
Mating Face
of a 9D Male
26
3
4
5
2
8
7
9
http://www.networktechinc.com
Man077 Rev 7/2/07
for
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