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4-7 Changing the setting of the functions
1. Selecting functions with the setting switches
After changing the setting switches, turn ON the power switch again while the AC input plug is
Operation
connected to a wall outlet (commercial power).
• Otherwise, the change will not take effect.
• Use a fine-pointed tool such as a small screwdriver to maneuver the switch's lever.
(when positioned vertically)
● Power output stop delay time setting (setting switch 1 ) ... Factory-shipped
setting: OFF
OFF: The beeper sounds when an alarm is necessary.
ON:
The beeper does not sound for backup operation or battery replacement. The beeper sounds for
other errors (connection capacity exceeded, operation error, etc.).
● Auto restart setting (setting switch 2 ) ... Factory-shipped setting: OFF
OFF: Automatically restarts when power is restored.
After a power failure occurs and the unit shuts down using the shutdown software or contact signal,
the unit automatically starts and begins to output when the commercial power is restored.
ON:
Does not automatically restart when power is restored.
After the unit shuts down using the shutdown software or contact signal, it does not start up when
commercial power is restored. Startup is performed manually by turning the power switch OFF
once, and then back ON again.
● Auto battery test ON/OFF setting (setting switch 3 ) ... Factory-shipped setting:
OFF
OFF: The battery test is automatically executed at intervals of 4 weeks.
ON:
The auto battery test is disabled.
Use this setting to disable Battery Mode in for the regularly performed auto battery test.
BY50FW
ON
1
2
3
ON
1
2
3
ON
1
2
3
BY75SW
(when positioned vertically)
Setting switch
ON
4
5
6
7
8
4
5
6
7
8
4
5
6
7
8
33
4. Operation
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