Page: 96Model MRC88

PROBLEM

PROBABLE CAUSE AND SOLUTION

 

 

When Transferring the project to a MRC88, 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 MRC88.

 

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 MRC88 connect to

 

the PC

 

.

 

 

After transferring commands to the MRC88, it works fine

IR noise may be on the IR bus-line coming from an IR

... except at certain times the MRC88 refuses to output

receiver in another room or rooms, preventing a clean

any commands at all.

IR signal from arriving at the controlled component.

 

a) Temporarily disconnect each MRC88 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.

 

 

© 2003 Xantech Corporation

Page 96
Image 96
Xantech mrc88 installation instructions 96Model MRC88