YSi-X_Ope_E - 第116页
A-5 Appendix 3.2 About the UPS T he YSi series uses a UPS (BY50FW , BY75SW for T ype HD and T ype HB) made by OMRON. It is not possible for this manual to include all information on the UPS. F or more detailed informatio…

A-4
Appendix
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Avoid installing or storing the UPS in the following locations.
· Airtight locations or locations where inflammable gases or corrosive gases are present.
· Outdoor locations
· Dusty locations
Using in the above locations may cause fire and must be avoided.
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Do not get the UPS wet and do not splash with water.
Electrical shock or fire may result.
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Do not short the UPS battery terminals.
Burns or fire may result. Use caution even when handling a used battery since electrical energy still remains inside the
battery.
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Do not throw the battery into fire or do not destroy the battery.
The battery may explode or the internal dilute sulfuric acid might leak out.
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When recharging the UPS battery during storage, always connect to the power outlet of the
specified AC power voltage (50/60Hz).
Connecting to a power outlet of different AC voltage may cause fire.
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Do not insert a metallic object into the power output connector.
Electrical shock may result.
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Do not insert the AC input plug into the power output connector.
The UPS may be damaged.

A-5
Appendix
3.2 About the UPS
The YSi series uses a UPS (BY50FW, BY75SW for Type HD and Type HB) made by OMRON. It is not possible
for this manual to include all information on the UPS. For more detailed information, refer to the instruction
manual that comes with the UPS.
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UPS installation position
UPS installed upright in the right position can be found by detaching the front lower cover of the machine.
UPS for Type HD and Type HB installed horizontally can be found by detaching the rear lower cover of the machine.
tooltip
UPS installation position
Open machine front panel.
UPS
23A05-M6-10
UPS installation position
Type HD and Type HB
UPS
Rear of machine
23A07-M6-00
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Prevents the user data corruption
The UPS prevents the user data from being damaged even if power is suddenly shut off by power failure or other accidents.
Normally, the system area of the hard disk in the machine is protected by a write filter so that the data in the system area
is not damaged even if power is suddenly shut off by power failure or other accidents. However, the data area of the hard
disk used to store the user board data (inspection programs) are not protected, so the board data might be damaged if a
power failure occurs. (Even in this case, the board data can be recovered if a backup copy of board data was made.)
If the power to the machine equipped with a UPS is shut off by power failure, the UPS provides backup power to the
control box and the monitor. This allows you to shut down the machine safely and correctly without damaging the user
board data.
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What UPS backs up
One UPS is needed to provide backup power to one machine. The UPS is connected to the secondary of the control
transformer and provides backup power to the control box.
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CAUTION
The UPS battery supplies the control power immediately after a power failure occurs. Therefore, before performing
maintenance work, shut down Windows and then turn off the main power.

A-6
Appendix
3.3 Operation and setting
3.3.1 Front panel
The USP front panel is shown below.
Front panel
"Battery Replacement" indicator lamp
"Power" switch
"Beep Stop / Test" switch
Digital "Status" display
23A06-M6-00
3.3.2 Operation during normal operation (power is normal)
No special operations are required as long as the UPS operates normally. Use the machine power switch to
turn the machine on and off, just as operating a machine not equipped with a UPS.
3.3.3 Operation during power failure or trouble
If trouble occurs with the power supply due to a power failure or other reasons, the UPS detects the error and
automatically starts providing backup power. At the same time, the machine's application software receives the
error signal from the UPS and sets the machine to emergency stop. The backup state is then maintained for 1
minute while waiting for the power to be restored.
When the power is restored:
Take out the board and then resume inspection.
If the power does not recover when 1 minute has passed after a power failure:
The machine automatically starts shutting down the YSi software. To protect the hard disk during this shutdown
process, the data that was being edited is not saved. After AC power is restored, the machine automatically
turns on and restarts YSi application software.