Intellinet Network Solutions 521796 user manual Troubleshooting

7. TROUBLESHOOTING

Before troubleshooting any problem, ensure that all cables are properly connected and well seated. Check that keyboard and mouse cables are not swapped. Label and bundle the cables for each computer to avoid confusion when they’re connected to the KVM switch module.

Problem	Possible Cause	Remedial Actions
Nothing works.	Bad connection	Push the assembled drawer and the
	at the CEN36	KVM module box firmly together, leaving
	connectors.	only 8 mm (5/16”) space in between.
		Be sure they’re secured by two screws.
VGA monitor	Another keyboard	If the CEN36 connector on the KVM
works fine, but	or mouse is	module connects to a KVM drawer, its
the keyboard and	connected to the	local console should not connect to any
touchpad don’t	rear of the KVM	keyboard or mouse.
work.	module (marked
	“Local”) when
	the CEN36
	connector is
	connected to the
	KVM drawer.
	The connection	Verify the KVM drawer is bad by
	inside the KVM	disconnecting it from the KVM module
	drawer has come	(the CEN36 connector is not connected).
	loose due to	Connect a keyboard, mouse and
	vibration.	monitor to the “Local” port on the KVM
		module and connect another computer
		to any of the PC ports, and use the KVM
		module as a stand-alone KVM switch.
No screen image,	A computer is on	Turn on a computer and select it by the
or no OSD menu.	but not selected.	front push buttons.
	The external	Power up the system via the external
	power supply is	power supply. Select a computer with
	not connected;	a front push button. A red rectangle,
	there is no power	part of the OSD function, should pop
	to the KVM	up displaying the port number as the
	switch module.	system is properly powered.
		Connect a VGA monitor to the “Local”
		port at the rear and check if the VGA
		signal presents.

18TROUBLESHOOTING