Table Of Contents - Panasonic KX-TG7100FXS Service Manual

Digital cordless phone
Table of Contents

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TABLE OF CONTENTS

1 Safety Precaution ------------------------------------------------ 4
1.1. For Service Technicians --------------------------------- 4
2 Warning -------------------------------------------------------------- 4
2.1. Battery Caution--------------------------------------------- 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
5.1. 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
7.4. For Service Hint-------------------------------------------19
8 Service Mode -----------------------------------------------------20
8.1. Engineering Mode ----------------------------------------20
9 Troubleshooting Guide ----------------------------------------24
9.1. Troubleshooting Flowchart -----------------------------24
Charger Unit) ----------------------------------------------33
10.1. Disassembly Instructions -------------------------------42
11 Measurements and Adjustments---------------------------46
11.5. Adjustment Standard (Handset) ----------------------52
11.6. Things to Do after Replacing IC ----------------------53
11.7. RF Specification-------------------------------------------54
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
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
14.1. CPU Data (Base Unit) -----------------------------------68
14.2. CPU Data (Handset)-------------------------------------70
KX-TG7100FXS/KX-TG7100FXT/KX-TG7102FXS/KX-TGA711FXS/KX-TGA711FXT
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14.3. Terminal Guide of the ICs, Transistors and
Diodes ------------------------------------------------------ 72
15.5. Replacement Part List ---------------------------------- 78
3
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