
In Case of Power Failure
When power is lost, the POS terminal retains its memory contents and all information on sales entries.
•When power failure is encountered in POS terminal idle state or during an entry, the POS terminal returns to the normal state of operation after power recovery.
Before Calling for Service
The malfunctions shown in the
Fault | Checking |
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• The display does not illuminate. | • Is power supplied to the electric outlet? |
| • Is the power cord plug out or loosely connected |
| to the electrical outlet? |
| • Is the power switch in the “ON” position? |
| • Are the brightness control and the contrast |
| control adjusted correctly? |
| • Is the terminal in |
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• The display is illuminated, but the whole | • See the printer manual. |
machine refuses entries. |
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• No receipt is issued. | • See the printer manual. |
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• No journal paper is taken up. |
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• Printing is unusual. |
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