27KX-TG6841B/KX-TG6842B/KX-TG6843B/KX-TG6844B/KX-TG6845B/KX-TG6873B/KX-TGA680B8 Test Mode8.1. Engineering Mode8.1.1. Base UnitImportant:Make sure the address on LCD is correct when entering new data. Otherwise, you may ruin the unit.1). Press {MENU}.2). Select "Initial setting" using orthen press {SELECT} or {>}.H/S key operation H/S LCD{^} {V}3). Enter "7", "2", "6", "2", "7", "6", "6", "4".Note: 7262 7664 = PANA SONI(see letters printed on dial keys)*5). Enter "٨", "٨", "٨", "٨" (Address). (*1)7). Press {OK} , a long confirmation beepwill be heard.8). Press to return to standby mode.After that, turn the base unit power off and then power on.Note: * To enter "Set dial mode", press {SELECT} or {>} at " Set tel line".It is necessary to turn on the power of base unit.6). Enter "㧖", "㧖" (New Data). (*1)4). Select "Write EEP" using orthen press {SELECT} or {>}.{^} {V}Default DataNew DataPhonebook^V^VInitial setting^VSet tel line^VSet dial modeSelect "Set tel line" using orthen press {SELECT} or {>}.{^} {V}Service ModeRead EEPWrite EEPSet Addr.:_ _ _ _ _ _Set Addr.:Set Addr.:{OFF}Soft keysNavigator key/?(Volume) key{OFF}{FLASH}{CALL WAIT}Dial keypadINT SELECTINT SELECTBACK SELECTBACK SELECTBACK SELECTCLEAR OKCLEAR OKBACKzzzC
