Xantech MRC88M, MRAUDIO8X8M installation instructions Problem, Probable Cause And Solution

Page: 96Model MRC88m / MRAUDIO8x8m

PROBLEM	PROBABLE CAUSE AND SOLUTION
When Transferring the project to a MRC88m, the transfer	The following items may have interfered with the
stops with a "Transfer aborted-Receiver Stopped	transfer of data. Check each one in the order listed,
Responding" or a "Communications Error---" message.	then redo the transfer.
	a) Click on Preferences under the FILE menu and
	verify proper Com Port is selected
	b) Make sure no other software is running that also
	requires the Com Port
	c) Conduct a “Base Unit – Who Am I” to verify proper
	communication with the MRC88m.
	d) Check the COM PORT interface cable for
	continuity on each of its 9 leads. This is a Pin to
	Pin, 1:1 configuration. Replace if necessary.
	e) Your computer may have run out of system
	resources (memory). Quit other open applications
	and restart Windows with the MRC88m connect to
	the PC
	.
After transferring commands to the MRC88m, it works	IR noise may be on the IR bus-line coming from an IR
fine ... except at certain times the MRC88m refuses to	receiver in another room or rooms, preventing a clean
output any commands at all.	IR signal from arriving at the controlled component.
	a) Temporarily disconnect each MRC88m Keypad
	one at a time, until you find the one causing the
	interference.
	b) Look for sources of IR interference near the IR
	receiver(s) [such as PLASMA, CFL lamps, TVs,
	Neon lighting, etc.]. Move or shade the IR
	receiver(s) or take other steps as necessary.
The STATUS LED under the POWER button on the	Again. IR noise is probably the problem. Adjust the
Keypad is never illuminated GREEN or flickers	Input Sensitivity of the IR Receiver might be to
constantly.	sensitive. Back off (turn CCW) on the IR Sensitivity
	Adj. on the rear of the keypad until the GRENN LED
	comes on steady. If a PLASMA is nearby, you might
	need to disable the Keypad IR Receiver and add a
	Plasma Friendly unit to the system.

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