JRC JMR-92 Series Field Service Manual page 687

4.3.9.3 Replacing the Relay Terminal Block: CQD-2312
AC and DC power supplies have been connected to the Relay terminal
block. Before replacement work, be sure to turn OFF the applicable power
circuit breaker.
Not following this instruction will cause electric shock and/or malfunction.
When UPS has been connected to the Relay terminal block, be sure to set
the "Bat-Select" rotary switch at "Service" on the UPS controller.
Furthermore, be sure to eject the fuse of the UPS battery.
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 Diagonal pliers
4 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.
Chapter 4 Replacement procedure
Table Required Tools
Size
3mm, 4mm, 6mm
Size #2
－
－
4-466
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