Panasonic KX-TG8105RU Service Manual

Contents

3KX-TG8105RU/KX-TG8106RU/KX-TGA810RUTABLE OF CONTENTS PAGE PAGE1 Safety Precautions----------------------------------------------- 41.1. For Service Technicians --------------------------------- 42 Warning -------------------------------------------------------------- 42.1. Battery Caution--------------------------------------------- 42.2. About Lead Free Solder (Pbf: Pb free)--------------- 43 Specifications ----------------------------------------------------- 64 Technical Descriptions ----------------------------------------- 74.1. Block Diagram (Base Unit) ------------------------------ 74.2. Circuit Operation (Base Unit) --------------------------- 84.3. Block Diagram (Handset)-------------------------------104.4. Circuit Operation (Handset)---------------------------- 114.5. Circuit Operation (Charger Unit) ---------------------- 114.6. Signal Route -----------------------------------------------125 Location of Controls and Components ------------------135.1. Controls -----------------------------------------------------136 Installation Instructions ---------------------------------------146.1. Connections------------------------------------------------146.2. Battery-------------------------------------------------------147 Operation Instructions-----------------------------------------167.1. Base Unit Settings----------------------------------------167.2. Handset Settings -----------------------------------------177.3. Registering a Handset to a Base Unit ---------------197.4. For Service Hint-------------------------------------------208 Service Mode -----------------------------------------------------218.1. Engineering Mode ----------------------------------------218.2. EEPROM Layout (Base Unit)--------------------------268.3. EEPROM Layout (Handset) ---------------------------319 Troubleshooting Guide ----------------------------------------349.1. Troubleshooting Flowchart -----------------------------349.2. Troubleshooting by Symptom (Base Unit andCharger Unit) ----------------------------------------------429.3. Troubleshooting by Symptom (Handset) -----------469.4. How to Replace the Flat Package IC ----------------4910 Disassembly and Assembly Instructions ---------------5110.1. Disassembly Instructions -------------------------------5110.2. Assembly Instructions -----------------------------------5411 Measurements and Adjustments---------------------------5511.1. The Setting Method of JIG (Base Unit) -------------5511.2. Adjustment Standard (Base Unit)---------------------5711.3. Adjustment Standard (Charger Unit)-----------------5811.4. The Setting Method of JIG (Handset) ---------------5911.5. Adjustment Standard (Handset) ----------------------6111.6. Things to Do after Replacing IC ----------------------6211.7. RF Specification-------------------------------------------6311.8. How to Check the Handset Speaker orReceiver ----------------------------------------------------6411.9. Frequency Table (MHz) ---------------------------------6412 Schematic Diagram ---------------------------------------------6512.1. For Schematic Diagram---------------------------------6512.2. Schematic Diagram (Base Unit) ----------------------6612.3. Schematic Diagram (Handset) ------------------------6812.4. Schematic Diagram (Charger Unit) ------------------7013 Printed Circuit Board-------------------------------------------7113.1. Circuit Board (Base Unit) -------------------------------7113.2. Circuit Board (Handset) ---------------------------------7313.3. Circuit Board (Charger Unit) ---------------------------7514 Appendix Information of Schematic Diagram ---------7614.1. CPU Data (Base Unit) -----------------------------------7614.2. CPU Data (Handset) ------------------------------------ 7814.3. Terminal Guide of the ICs, Transistors andDiodes ------------------------------------------------------ 8015 Exploded View and Replacement Parts List ----------- 8115.1. Cabinet and Electrical Parts (Base Unit) ----------- 8115.2. Cabinet and Electrical Parts (Handset)------------- 8215.3. Cabinet and Electrical Parts (Charger Unit) ------- 8315.4. Accessories and Packing Materials ----------------- 8415.5. Replacement Parts List--------------------------------- 87