Dräger Narkomed 2B - No Keypanel Response

NM2B TROUBLESHOOTING GUIDE (continued)
GUIDE 10: No Keypanel Response
N
Y
N
Y
N
Y
START
CONNECT CABLES
TO J1 & J2 ON
PROCESSOR BOARD
REPLACE KEYPAD
AS OUTLINED IN
PROCEDURE 4.28
ARE
CABLES
CONNECTED TO J1 & J2
ON PROCESSOR
BOARD?
ARE
DISPLAY PANEL
KEYS WORKING
PROPERLY?
N
Y
N
Y
UNIT IS
FUNCTIONAL
DOES UNIT
PASS PMS?
PERFORM A
COMPLETE PMS
ON UNIT
CONTACT NAD
SERVICE DEPT.
REINSTALL ORIGINAL
PROCESSOR ASSEMBLY
ARE
DISPLAY PANEL
KEYS WORKING
PROPERLY?
REINSTALL ORIGINAL
KEYPAD
------------------------
REPLACE
PROCESSOR ASSEMBLY
AS OUTLINED IN
PROCEDURE 4.26
ARE
DISPLAY PANEL
KEYS WORKING
PROPERLY?
Rev. A
3-13
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