Panasonic KX-TG4763B Service Manual

Also see for KX-TG4763B: Service manual

Contents

45KX-TG4763B/KX-TGA470B/KX-TGA405B10.1.8.5. TEST RANGE CheckCircuit block which range is defective can be found by the following check.CHART1: Setting of TX Power and RX Sensitivity in Range Confirmation TX TEST, RX TESTNote:(*1) Refer to Commands (Base Unit) (P.59).10.1.8.6. TEST RANGE Check (Range Extender)CHART1: Setting of TX Power and RX Sensitivity in Range Confirmation TX TEST, RX TESTNote:(*2) Refer to Commands (Base Unit) (P.59)Item BU (Base Unit) Check HS (Handset) CheckRange Confirmation TX TEST(TX Power check)HS, BU settingChecked unit: Low TX power (*1)Regular unit: High TX power (*1)1. Register Regular HS to BU (to be checked).2. Set TX Power of the BU and the Regular HSaccording to CHART1.3. At distance of about 20m between HS and BU,Link OK = TX Power of the BU is OK.No Link = TX Power of the BU is NG.1. Register HS (to be checked) to Regular BU.2. Set TX Power of the HS and the Regular BUaccording to CHART1.3. At distance of about 20m between HS and BU,Link OK = TX Power of the HS is OK.No Link = TX Power of the HS is NG.Range Confirmation RX TEST(RX sensitivity check)HS, BU settingChecked unit: High TX power (*1)Regular unit: Low TX power (*1)1. Register Regular HS to BU (to be checked).2. Set TX Power of the BU and the Regular HSaccording to CHART1.3. At distance of about 20m between HS and BU,Link OK= RX Sensitivity of the BU is OK.No Link = RX Sensitivity of the BU is NG.1. Register HS (to be checked) to Regular BU.2. Set TX Power of the Checking HS and the Reg-ular BU according to CHART1.3. At distance of about 20m between HS and BU,Link OK= RX Sensitivity of the HS is OK.No Link = RX Sensitivity of the HS is NGBU (to be checked) Regular_HSTX Power TX PowerBU (Base Unit) TX Power Check Low HighBU (Base Unit) RX Sensitivity Check High LowHS (to be checked) Regular_BUTX Power TX PowerHS (Handset) TX Power Check Low HighHS (Handset) RX Sensitivity Check High LowItem RE (Range Extender) CheckRange Confirmation TX TEST(TX Power check)HS, settingChecked unit: Low TX power (*2)Regular unit: High TX power (*2)1. Register Regular HS and RE (to be checked) to Regular BU.2. HS is power ON with “1“, “6“and “#“.3. Set TX Power of the RE and the Regular HS according to CHART1.4. At distance of about 20m between HS and RE,Link OK = TX Power of the RE is OK.No Link = TX Power of the RE is NG.Range Confirmation RX TEST(RX sensitivity check)HS, BU settingChecked unit: High TX power (*2)Regular unit: Low TX power (*2)1. Register Regular HS and RE (to be checked) to Regular BU.2. HS is power ON with “1“, “6“and “#“.3. Set TX Power of the RE and the Regular HS according to CHART1.4. At distance of about 15cm between BU and RE,5. At distance of about 20m between HS and RE,Link OK= RX Sensitivity of the RE is OK.No Link = RX Sensitivity of the RE is NG.RE (to be checked)TX PowerRE(Range Extender) TX Power Check LowRE(Range Extender) RX Sensitivity Check High