Sharp ZQ160 Operation Manual - Page 32

3.Memory Backup Battery Replacement (1) Battery replacement frequency • Replace the battery every 5 years. When you start to use the Organizer, write down the date on the label of the Organizer, so that you know when to replace the battery the next time. For example, if you start operation in November, 2000, write it down as follows: MEMORY BACKUP BATTERY INSTALLATION DATE MONTH • YEAR 11 • 2000 (2) Precautions when replacing the memory backup battery • If the memory backup battery is replaced when the operating batteries are depleted, the memory contents will be lost. Make sure the operating batteries are not depleted. If the operating batteries are depleted, first replace these before replacing the memory backup battery. (3) Replacing the battery 1. Press OFF to turn the power off. 2. Loosen the screw (counterclockwise) and remove the battery holder cover on the back of the unit. CD 4. Remove the used battery using a ball-point pen or similar object. • Do not use a mechanical pencil or sharp pointed object. tt 5. Install a new battery with the positive side (+) facing up. 6. Replace the seal and the holder cover and secure the cover with the screw. 7. Press nl to turn the power on. If nothing appears on the display, press the RESET switch and press oN again. If nothing appears on the display again, replace the operating batteries. 3. Remove the memory backup battery seal. tt 30