15.3 Restoring UPS Operation
WARNING
Contact Toshiba in the event of malfunction or fault.
This UPS should be repaired only by authorized Toshiba service personnel. Servicing by untrained personnel may extend the fault or result in electric shock or personal injury.
Do NOT attempt to modify or relocate the UPS.
Electric shock, personal injury or fault may result if personnel other than trained Toshiba technician attempt to modify or relocate the UPS. Be sure to contact Toshiba if you need modifications or if you need to relocate the UPS.
Do not open the front and/or rear panels.
The parts inside carry
This section describes the procedure to restore UPS operation. Table 28 shows an example in which the UPS is restored after a trip fault occurred on inverter over current with the message "INV. OC."
Table 28 - Restoring UPS Operation (Example).
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1 | Check the LCD |
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| FAULTS & WARNINGS |
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| screen. |
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| 1 INV. OC |
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| Also check other fault |
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| data screens with |
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| ANOTHER ITEM |
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| scroll buttons and |
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| on the graphic |
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| panel. |
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| ~ |
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| AC INPUT |
| CONVERTER |
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| INVERTER |
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| BATTERIES |
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| FLOAT CHARGE |
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| AC |
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| EQUAL CHARGE |
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| SWITCH |
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| DISCHARGE |
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| AC OUTPUT | ||||
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| BYPASS INPUT |
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| BYPASS |
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2 | *Remove the memory |
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| card in the panel and | ( Optional ) |
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| insert a new memory |
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3 | Contact Toshiba. | Follow the directions given by the service personnel. | ||||||||||||||||||||||||||
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In the case of other faults as well, restore the UPS by doing the following:
(1)Check the nature of the fault on the LCD screen.
(2)Contact Toshiba.
(3)Follow the directions given by Toshiba service personnel.
Note: * before removing the memory card, always verify the memory card LED shown is off.
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