Sharp PWE260 Operation Manual - Page 61
Troubleshooting
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Troubleshooting Solutions to possible symptoms may be found here. The unit cannot be switched on. • Check if the battery is exhausted. See page 55. • Check the battery replacement switch; it should be set at the 'NORMAL OPERATION' position. See page 5. • Check the polarity of the battery. See page 5. • Verify the LCD contrast setting; the power may be switched on, but the message on the screen may not be visible. See page 22. • If the above settings appear normal, then press the RESET switch. See page 56. The backlight cannot be switched on. • Check if the battery is exhausted. See page 55. The screen is dark or light. • Adjust the LCD contrast. See page 22. The key sound cannot be heard. • The key sound may be set to OFF. See page 21. The unit does not respond to a key press. • Press the RESET switch. See page 56. The unit shuts off automatically. • The Auto power off function is in action. The activation interval of the Auto power off function can be adjusted. See page 21. The desired word cannot be found. • A variant form of the word may have been entered. Enter the original form. 59