Dräger Narkomed 2B - Display Screens Blank Upon System Power-Up

TROUBLESHOOTING GUIDE (continued) NM2B
GUIDE 9: Display Screens Blank Upon System Power-Up
Y
N
Y
N
Y
N
Y
N
N
Y
ARE
DISPLAY SCREENS
BLANK UPON SYSTEM
POWER-UP?
REINSTALL ORIGINAL
CRT ASSEMBLY
-----------------------
REPLACE
PROCESSOR
ASSEMBLY
AS OUTLINED IN
PROCEDURE 4.26
N
Y
START
CONNECT
CABLES
TO J3 & J4 ON
PROCESSOR
CHECK POWER
SUPPLY
VOLTAGES
AS OUTLINED IN
SECTION 3.1
ARE
CABLES
CONNECTED TO J3 & J4
ON PROCESSOR
BOARD?
ARE
DISPLAY SCREENS
BLANK UPON SYSTEM
POWER-UP?
UNIT IS
FUNCTIONAL
DOES UNIT
PASS PMS?
PERFORM A
COMPLETE PMS
ON UNIT
CONTACT NAD
SERVICE DEPT.
REINSTALL ORIGINAL
PROCESSOR
ASSEMBLY
ARE
DISPLAY SCREENS
BLANK UPON SYSTEM
POWER-UP?
REPLACE
CRT ASSEMBLY
AS OUTLINED IN
PROCEDURE 4.27
ARE
DISPLAY SCREENS
BLANK UPON SYSTEM
POWER-UP?
Rev. D
3-12
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