JRC JMR-92 Series Field Service Manual page 553

Step2 Remove all the cables.
Remove the cable from the clamp, and remove the connector.
The fan mounting orientation varies between the DC model and AC-DC model.
NWZ-214 (DC MODEL)
Step 3 Remove the fan.
Remove screws (M3 at four locations), and remove the fan.
NWZ-214 (DC MODEL)
Step 4 Replace and assemble the fan.
Replace the fan, and follow steps 3 to 1 to assemble the fan.
Step 5 Operation check
After fan replacement is completed, turn ON the main power supply of the display unit and
check the operation as follows.
(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
fan.
This completes monitor replacement.
Chapter 4 Replacement procedure
NWZ-214-AC ( AC-DC MODEL)
NWZ-214-AC ( AC-DC MODEL)
4-332