Dräger Narkomed 2C Technical & Service Manual page 27

NM2C
START
DOES
DISPLAY KEYPANEL
OPERATE
PROPERLY?
POWER OFF,
SUBSTITUTE ANOTHER
DISPLAY
DOES
DISPLAY KEYPANEL
OPERATE
PROPERLY?
POWER OFF,
RECONNECT
ORIGINAL DISPLAY
--------------------------------------
REPLACE
PROCESSOR ASSEMBLY
AS OUTLINED IN
SECTION 4
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TROUBLESHOOTING GUIDE (continued)
Y
N
POWER OFF,
Y REPLACE DISPLAY
ASSEMBLY
AS OUTLINED IN
SECTION 4
N
DOES
DISPLAY KEYPANEL
OPERATE
PROPERLY?
POWER OFF,
REINSTALL ORIGINAL
PROCESSOR ASSEMBLY
3-11
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GUIDE 8: Display Keypanel Inoperative
PERFORM A
COMPLETE PMS
ON UNIT
Y
DOES
UNIT PASS
PMS?
N
CONTACT NAD
SERVICE DEPT.
Y
UNIT IS
FUNCTIONAL
N