JRC JMR-92 Series Field Service Manual page 551

Step 3 Remove the monitor.
Remove screws (M5 at six locations) that fasten the monitor, and remove the monitor.
Step 4 Change the monitor.
Replace the monitor, and follow steps 3 to 1 to assemble the monitor unit.
Step 5 Operation check
After monitor replacement is completed, turn ON the main power supply of the display unit and
check the operation as follows.
(ア) (1) Turn ON the power to the display unit and make sure that screen display is
normal. Adjust brightness and make sure that brightness changes.
(2) Referring to "7.2.2 Checking the Condition of the Screen [Monitor Test]," check the
screen display to make sure that there is no problem.
(3) Referring to "4.3.4.1 To reset respective operating time," reset the use time for the LCD
and LCD fan.
This completes monitor replacement.
Chapter 4 Replacement procedure 4-330