Cover Open/Hv Interlock Switch Service Check - Toshiba e-STUDIO 20CP Service Manual

Cover Open/HV Interlock Switch Service Check

"Close Door" is displayed constantly, unable to clear the message
from the display, POR incomplete.
Step Action and Questions
1
Front Cover and HV Interlock Switches - Check to make
sure both switches are mounted correctly.
Are both switches mounted correctly?
2
Check the ITU assembly HV interlock switch actuator to
make sure it is not damaged or broken and it actuates the
switch correctly?
Is the actuator damaged or broken?
3
Front Cover Assembly
Does the front cover close correctly?
4
Front Cover Assembly - Check to make sure the front cover
flag is not broken or damaged.
Is the flag broken or damaged?
5
Front Cover/HV Interlock Cable Assembly to Engine Board
Check to make sure that the Cable is correctly connected to
J86 on the Engine Board.
Is the cable connected correctly?
6
Front Cover/HV Interlock Cable Assembly - Make sure the
Front Cover is closed and the ITU is correctly installed.
Disconnect the switch cable from J86 on the Engine Board.
Check for continuity between J86-1 and J86-2 on the cable
connector.
Is there continuity?
5060-XXX
Yes No
Go to step 2 Check the
Front Cover
and HV
Interlock
Switches to
make sure
they are
mounted
correctly
Replace the Go to step 3
"ITU
Assembly" on
page 4-40
Go to step 4 Correctly
install the
door or repair
as necessary
Replace the Go to step 5
"Front Cover
Assembly" on
page 4-21
Go to step 6 Install the
cable correctly
Replace the Replace the
"Engine Front Cover/
Board" on HV Interlock
page 4-14 Switch/Cable
Assembly
Diagnostic Information
2-95