JRC JMR-92 Series Field Service Manual page 700

4.3.10.2 Replacing the Sensor LAN Switch Unit: NQA-2443 in 19
inch display unit mount kit
A DC power supply has been fed to the sensor LAN switch unit. Before
replacement work, be sure to turn OFF the DC power circuit breaker.
Not following this instruction will cause electric shock and/or malfunction.
[Required Tools]
The tools shown in the following table are required for replacement work.
No. Name
1 Flat head
screwdriver
2 Phillips screwdriver
3 Phillips stubby
screwdriver
4 Diagonal pliers
5 Cable-tie *1
*1 A number of cable-ties may be required.
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.
To prevent damage to the Unit during the replacement work, cut off cable-ties that fasten the
cable of the unit beforehand.
Table Required Tools
Size
2 mm, 4 mm, 6 mm
Size #2
Size #2
－
－
4-479
Appearance
Chapter 4 Replacement procedure