Dräger Narkomed 3 Technical & Service Manual page 22

TROUBLESHOOTING GUIDE (continued)
GUIDE 3: BAROMED Monitor Inoperative
START
PLUG MONITOR
N
FIRMLY INTO
BACKPLANE
CHECK POWER
N
SUPPLIES AND
ASSOCIATED
WIRING HARNESSES
RETURN TO THIS MANUAL'S TABLE OF CONTENTS
Y
POWER-UP
IN MONITOR WINDOW
LAMP TEST
OR "BAROMED ERR" MSG
OK?
N
MONITOR
SEATED CORRECTLY
IN BACKPLANE?
Y
CORRECT
Y
VOLTAGES AT
BACKPLANE POWER
CONNECTOR?
OPERATE PROPERLY?
SERVICE DEPARTMENT
3-8
RETURN TO CD-ROM TABLE OF CONTENTS
ERROR CODE
N
UNSTABLE READINGS?
ON ALARM CRT?
Y
REPLACE MONITOR
N
AS OUTLINED IN
OPERATE PROPERLY?
PROCEDURE 4.22
DOES MONITOR Y
N
REINSTALL N
ORIGINAL MONITOR
CONTACT NAD
NM3
N
ERRONEOUS OR
Y
CHECK EXTERNAL
AND INTERNAL
SENSOR LINES AND
CONNECTIONS
DOES MONITOR
Y
PERFORM A
COMPLETE PMS
ON THE MACHINE
DOES
MACHINE PASS
PMS?
Y
MACHINE IS
FUNCTIONAL