JRC JMR-92 Series Field Service Manual page 547

4.3.2.2 Replacing the 19 Inch MNU Replacement FAN Kit:
7ZYNA4004
[Required Tools]
The tools shown in the following table are required for replacement work.
No. Name
1 Phillips screwdriver
Before conducting replacement work, turn OFF the circuit breaker for the power supply of the
display unit.
Do not lose the screws as they will be needed again.
Step 1 Remove the fan cover on the back of the monitor.
Remove the fan cover on the back of the 19 inch monitor (M3: total of 4 locations).
Step 2 Change the fan.
Disconnect the connector of the fan. Remove the screws (M4: 4 locations) that fasten the fan
and change the fan. Install the fan so that the air flows to the exhaust direction (coming out of the
monitor).
Chapter 4 Replacement procedure
Table Required Tools
Size
Size #1, Size #2
4-326
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