Users Manual

Options Operation
10-2
10.2 AC/DC power supply (NBD-965)
WARNING
Before replacing fuses of the AC/DC POWER SUPPLY (NBD-965), always turn
off the AC/DC power switch and power source output to this unit.
Always use the specified fuse when replacing a fuse. Using a different fuse
may result in fire or malfunction.
■ Procedure ■
1
1
1
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.
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Turn on both of the AC and DC switches.
If there is no AC power connected, turn on the DC power switch only.
2
2
2
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Confirm that the DC OUTPUT lamp is lit.
If this lamp is lit, 24VDC power is being output properly.
• If the switch is turned on the DC OUTPUT lamp does not light, except for the
dimmer control position, there may be a malfunction with the AC/DC input power
voltage, or a fuse may have been blown.
• If only DC power is used, the DC OPERATION lamp light. Be careful not to over
discharge the battery.
Note
1. AC INPUT lamp
2. DC OPERATION lamp
3. DC fuse (+)
4. DC fuse (-)
5. DC switch
6. AC switch
7. DC OUTPUT lamp
8. Dimmer control