Hib initialization failures – CTI Products RCD Standard - Remote Comparator Display User Manual

Page 50

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MCN Remote Comparator Display

Running the MCN Comparator Display

CTI Products, Inc.

(MCNRCD) Program

68-10856-210

44

7.2.2.1

HIB Initialization Failures
During the HIB initialization sequence, see Figure 23, if MCNRCD is not able to
establish communications with the HIB, MCNRCD will time out and display the
error message shown in Figure 25. This error message will also be displayed if,
during system operation, MCNRCD is no longer able to communicate with the
HIB. If this error occurs, follow the diagnostic tips displayed to correct the
problem, and then press

E

key or place the mouse cursor on the Continue button

and click the left mouse button. MCNRCD will then attempt to re-initialize the
HIB.

NOTE: If no action is taken to continue, MCNRCD will automatically continue
after one minute.

Figure 25 - HIB Initialization Failure

Note: If a HIB initialization error does occur after the system has been running
for only a short time, then check the type of UART your COM port uses. If it is a
16450 or 8250 type UART, then try running the MCNRCD software at a slower
data rate, either 14400 bps or 9600 bps (remember to change the HIB’s baud rate
selection switches to match the new data rate and then reset the HIB module).

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