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Text excerpt from page 49 (click to view)
APPENDIX
Deletion of the Caller ID memory
To delete the Caller ID memory in the EEPROM, proceed with the following steps: 1) Set the T/P switch to TONE mode. 2) Turn on AC power while pressing the Page key. 3) Keep pressing the Page key for about 2 seconds, then the EEPROM will be initialized.