Panasonic KX-TG7100FXS, Service Manual

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KX-TG7100FXS/KX-TG7100FXT/KX-TG7102FXS/KX-TGA711FXS/KX-TGA711FXT
TABLE OF CONTENTS
PAGE PAGE
1 Safety Precaution ------------------------------------------------ 4
1.1. For Service Technicians --------------------------------- 4
2 Warning -------------------------------------------------------------- 4
2.1. Battery Caution--------------------------------------------- 4
2.2. About Lead Free Solder (Pbf: Pb free)--------------- 4
3 Specifications ----------------------------------------------------- 6
4 Techmnical Descriptions -------------------------------------- 7
4.1. Block Diagram (Base Unit) ------------------------------ 7
4.2. Circuit Operation (Base Unit) --------------------------- 8
4.3. Block Diagram (Handset)------------------------------- 11
4.4. Circuit Operation (Handset)----------------------------12
4.5. Circuit Operation (Charger Unit) ----------------------12
4.6. Signal Route -----------------------------------------------13
5 Location of Controls and Components ------------------ 14
5.1. Controls -----------------------------------------------------14
6 Installation Instructions --------------------------------------- 14
6.1. Connections------------------------------------------------14
6.2. Battery-------------------------------------------------------15
7 Operation Instructions ----------------------------------------- 16
7.1. Base Unit Settings----------------------------------------16
7.2. Handset Settings -----------------------------------------17
7.3. Registering a Handset to the Base Unit ------------18
7.4. For Service Hint-------------------------------------------19
8 Service Mode ----------------------------------------------------- 20
8.1. Engineering Mode ----------------------------------------20
9 Troubleshooting Guide ---------------------------------------- 24
9.1. Troubleshooting Flowchart -----------------------------24
9.2. Troubleshooting by Symptom (Base Unit and
Charger Unit) ----------------------------------------------33
9.3. Troubleshooting by Symptom (Handset) -----------37
9.4. How to Replace the Flat Package IC ----------------40
10 Disassembly and Assembly Instructions --------------- 42
10.1. Disassembly Instructions -------------------------------42
10.2. How to Replace the Handset LCD -------------------45
11 Measurements and Adjustments --------------------------- 46
11.1. The Setting Method of JIG (Base Unit) -------------46
11.2. Adjustment Standard (Base Unit)---------------------48
11.3. Adjustment Standard (Charger Unit)-----------------49
11.4. The Setting Method of JIG (Handset) ---------------50
11.5. Adjustment Standard (Handset) ----------------------52
11.6. Things to Do after Replacing IC ----------------------53
11.7. RF Specification-------------------------------------------54
11.8. How to Check the Handset Speaker of
Receiver ----------------------------------------------------55
11.9. Frequency Table (MHz) ---------------------------------55
12 Schematic Diagram --------------------------------------------- 57
12.1. For Schematic Diagram---------------------------------57
12.2. Schematic Diagram (Base Unit) ----------------------58
12.3. Schematic Diagram (Handset) ------------------------60
12.4. Schematic Diagram (Charger Unit) ------------------62
13 Printed Circuit Board ------------------------------------------- 63
13.1. Circuit Board (Base Unit_MAIN) ----------------------63
13.2. Circuit Board (Handset) ---------------------------------65
13.3. Circuit Board (Charger Unit) ---------------------------67
14 Appendix Information of Schematic Diagram --------- 68
14.1. CPU Data (Base Unit) -----------------------------------68
14.2. CPU Data (Handset)-------------------------------------70
14.3. Terminal Guide of the ICs, Transistors and
Diodes ------------------------------------------------------ 72
15 Exploded View and Replacement Parts List ----------- 73
15.1. Cabinet and Electric Parts (Base Unit) ------------- 73
15.2. Cabinet and Electric Parts (Handset) --------------- 74
15.3. Cabinet and Electric Parts (Charger Unit) --------- 75
15.4. Accessories and Packing Materials ----------------- 76
15.5. Replacement Part List ---------------------------------- 78