3. DS-630 (for EX-630)
Use following steps for connection of the power supply unit referring
to illustrations.
1. Turn off a power switch on the front panel.
2. Connect cables coming from the mother boards on the rear
frame of the exchange to the terminal boards of the power
supply unit, confirming the colours of cables and voltage
markings on the cables.
3. Prior to the connection in this step, be sure to place the battery
power switch of BC-630 in OFF position. Connect the battery
input terminal of the power supply unit to the battery output
terminal of the battery case (BC-630) using cables supplied with
BC-630.
4. Make connections
for
AC power supply and grounding.
5. Remove 5 screws on the front panel of the battery case, and pull
the panel toward you holding its handles.
Then connect 3 Ni-Cd batteries to 3 battery connection cables.
6. Turn on the power switch of the power supply unit, and the AC
power circuit is activated.
AC MAIN
Power Supply Unit (DS-630)
(Rear view)
Battery Case (BC-630)
(Rear view)
EX-630
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