Troubleshooting Guide
15 - 13
CLEAR ALL VALUES - YES OR NO
Displayed after the CLEAR CUM PATIENT VOLUME - YES/NO mes-
sage has been answered in the RESET procedure. To clear all cur-
rently displayed injection parameters, press YES. To return to normal
operation, keeping currently displayed injection parameters, press NO.
CLEAR CUM PATIENT VOLUME - YES/NO
Displayed in response to the pressing of the RESET key. This proce-
dure is used to reset the patient Volume accumulator, which records an
accumulating total of the amount injected into each patient. To clear the
existing total, (indicating a new patient), and begin accumulating the
total Volume injected again, press YES. To protect this total, press NO.
CMD BLOCK NOT PROCESSED
Communication block from the Control Panel has not been properly
processed. Remove and reapply power to the injector. If the problem
persists, replace the CPU Card.
COMMUNICATIONS ABORTED
Control Panel does not respond, or responds with four consecutive
negative acknowledgments. Remove and reapply power, then attempt
to operate the unit again.
If the condition persists:
1. Check the Control Panel cable for broken or intermittent
connections, focusing particular attention to shield and
ground connections, then check continuity of the cable and
connections.
2. If the condition persists, call MEDRAD Service.
COMMUNICATIONS ABORTED: NAKCOUNT
The Control Panel has received three consecutive negative acknowl-
edgments from the Main Unit for a transmitted keystroke. Remove and
reapply power, then attempt to operate the unit again.
If the condition persists:
1. Check the Control Panel cable for broken or intermittent
connections, focusing particular attention to shield and
ground connections, then check continuity of the cable and
connections.
2. If the condition persists, call MEDRAD Service.
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