39Programming*1 The default setting is shown here in grey.*2 Only systems to which the PS is registered are displayed.*3 Any 3-digit code starting with “8” is acceptable.Description Setting* 1Sub ItemMain ItemALL PS-BOOK DEL Select YES to delete all itemsstored in the PS diallingdirectory.Settingno.44NOYESREGISTRATION5455SYSTEM SETTING Consult your dealer for details. 51DELETE SYSTEM You can delete the storedsystem in the PS.Consult your dealer for details. 52SYSTEM 1-4YESNOSYSTEM LOCK Select ENABLE to passwordprotect the settings underSYSTEM SETTING. Note: thispassword is not the same as theone set under PS PASSWORD.53ENABLEDISABLEACCESS SYSTEM Select which system the PSwill access, if registered tomore than one BusinessTelephone System.*2CHANGE PIN Before registering your PS with aBusiness Telephone System,enter the system’s PIN here. Onceyou have registered the PS with asystem, this PIN can be changedso that the PS can be registeredto an additional system.AUTOSYSTEM 1- 4* 2SECURITY SETTING MEMORY CLEAR Select YES to return the following totheir default settings:-ANSWER SETTING(except CALL GROUP)-DISPLAY SETTING-BEEP SETTING-SECURITY SETTING(except PS PASSWORD,MEMORY CLEAR,ALL PS-BOOK DEL)-RINGER/RECEIVER VOLUME43NOYES56TRUNK ACCESS CD Select the trunk access code(line access code) thatmatches the settings of yourBusiness Telephone System.98XX*3NONEPin no.