Panasonic KX-TG7100FXS Service Manual

Contents

3KX-TG7100FXS/KX-TG7100FXT/KX-TG7102FXS/KX-TGA711FXS/KX-TGA711FXTTABLE OF CONTENTS PAGE PAGE1 Safety Precaution ------------------------------------------------ 41.1. For Service Technicians --------------------------------- 42 Warning -------------------------------------------------------------- 42.1. Battery Caution--------------------------------------------- 42.2. About Lead Free Solder (Pbf: Pb free)--------------- 43 Specifications ----------------------------------------------------- 64 Techmnical Descriptions -------------------------------------- 74.1. Block Diagram (Base Unit) ------------------------------ 74.2. Circuit Operation (Base Unit) --------------------------- 84.3. Block Diagram (Handset)------------------------------- 114.4. Circuit Operation (Handset)----------------------------124.5. Circuit Operation (Charger Unit) ----------------------124.6. Signal Route -----------------------------------------------135 Location of Controls and Components ------------------145.1. Controls -----------------------------------------------------146 Installation Instructions ---------------------------------------146.1. Connections------------------------------------------------146.2. Battery-------------------------------------------------------157 Operation Instructions-----------------------------------------167.1. Base Unit Settings----------------------------------------167.2. Handset Settings -----------------------------------------177.3. Registering a Handset to the Base Unit ------------187.4. For Service Hint-------------------------------------------198 Service Mode -----------------------------------------------------208.1. Engineering Mode ----------------------------------------209 Troubleshooting Guide ----------------------------------------249.1. Troubleshooting Flowchart -----------------------------249.2. Troubleshooting by Symptom (Base Unit andCharger Unit) ----------------------------------------------339.3. Troubleshooting by Symptom (Handset) -----------379.4. How to Replace the Flat Package IC ----------------4010 Disassembly and Assembly Instructions ---------------4210.1. Disassembly Instructions -------------------------------4210.2. How to Replace the Handset LCD -------------------4511 Measurements and Adjustments---------------------------4611.1. The Setting Method of JIG (Base Unit) -------------4611.2. Adjustment Standard (Base Unit)---------------------4811.3. Adjustment Standard (Charger Unit)-----------------4911.4. The Setting Method of JIG (Handset) ---------------5011.5. Adjustment Standard (Handset) ----------------------5211.6. Things to Do after Replacing IC ----------------------5311.7. RF Specification-------------------------------------------5411.8. How to Check the Handset Speaker ofReceiver ----------------------------------------------------5511.9. Frequency Table (MHz) ---------------------------------5512 Schematic Diagram ---------------------------------------------5712.1. For Schematic Diagram---------------------------------5712.2. Schematic Diagram (Base Unit) ----------------------5812.3. Schematic Diagram (Handset) ------------------------6012.4. Schematic Diagram (Charger Unit) ------------------6213 Printed Circuit Board-------------------------------------------6313.1. Circuit Board (Base Unit_MAIN) ----------------------6313.2. Circuit Board (Handset) ---------------------------------6513.3. Circuit Board (Charger Unit) ---------------------------6714 Appendix Information of Schematic Diagram ---------6814.1. CPU Data (Base Unit) -----------------------------------6814.2. CPU Data (Handset)-------------------------------------7014.3. Terminal Guide of the ICs, Transistors andDiodes ------------------------------------------------------ 7215 Exploded View and Replacement Parts List ----------- 7315.1. Cabinet and Electric Parts (Base Unit) ------------- 7315.2. Cabinet and Electric Parts (Handset) --------------- 7415.3. Cabinet and Electric Parts (Charger Unit) --------- 7515.4. Accessories and Packing Materials ----------------- 7615.5. Replacement Part List ---------------------------------- 78