Table Of Contents - Panasonic KX-TG6671B Service Manual

TABLE OF CONTENTS

1 Safety Precautions----------------------------------------------- 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
2.3. Discarding of P. C. Board-------------------------------- 5
3 Specifications ----------------------------------------------------- 6
4 Technical Descriptions ----------------------------------------- 7
4.1. US-DECT Description ------------------------------------ 7
4.2. Block Diagram (Base Unit_Main)---------------------- 9
4.3. Block Diagram (Base Unit_RF Part) -----------------10
4.4. Circuit Operation (Base Unit) -------------------------- 11
4.5. Block Diagram (Portable)-------------------------------17
4.6. Block Diagram (Portable_RF Part)-------------------18
4.7. Circuit Operation (Portable)----------------------------19
4.8. Circuit Operation (Charger Unit) ----------------------21
4.9. Signal Route -----------------------------------------------22
5 Location of Controls and Components ------------------24
6 Installation Instructions ---------------------------------------24
7 Operating Instructions-----------------------------------------24
8 Test Mode ----------------------------------------------------------25
8.1. Engineering Mode ----------------------------------------25
9 Service Mode -----------------------------------------------------29
9.1. How to Clear User Setting (Portable Only)---------29
10 Troubleshooting Guide ----------------------------------------30
10.1. Troubleshooting Flowchart -----------------------------30
11 Disassembly and Assembly Instructions ---------------44
11.1. Disassembly Instructions -------------------------------44
11.2. Assembly Instructions -----------------------------------49
11.3. How to Replace the Portable LCD -------------------51
12 Measurements and Adjustments---------------------------52
12.1. Equipment Required -------------------------------------52
12.2. The Setting Method of JIG -----------------------------52
12.3. Adjustment Standard (Base Unit)---------------------56
12.4. Adjustment Standard (Charger Unit)-----------------57
12.5. Adjustment Standard (Portable) ----------------------58
12.6. Things to Do after Replacing IC or X'tal ------------59
12.7. Frequency Table ------------------------------------------61
13 Miscellaneous ----------------------------------------------------62
13.1. How to Replace the LLP (Leadless Leadframe
Package) IC------------------------------------------------62
13.2. How to Replace the Flat Package IC ----------------64
13.3. How to Replace the Shield Case ---------------------66
13.4. Terminal Guide of the ICs, Transistors and
Diodes -------------------------------------------------------68
14 Schematic Diagram ---------------------------------------------69
14.1. For Schematic Diagram---------------------------------69
14.2. Schematic Diagram (Base Unit_Main) --------------70
14.3. Schematic Diagram (Base Unit_Operation) -------72
14.4. Schematic Diagram (Base Unit_LCD)---------------73
14.5. Schematic Diagram (Base Unit_LED)---------------74
14.6. Schematic Diagram (Portable_Main) ----------------76
14.7. Schematic Diagram (Portable_LED)-----------------78
14.8. Schematic Diagram (Charger Unit) -----------------79
15 Printed Circuit Board-------------------------------------------81
15.1. Circuit Board (Base Unit_Main) -----------------------81
15.2. Circuit Board (Base Unit_Operation) ----------------83
15.3. Circuit Board (Base Unit_LCD) -----------------------85
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15.4. Circuit Board (Base Unit_LED) ----------------------- 86
15.5. Circuit Board (Portable_Main) ------------------------ 87
15.6. Circuit Board (Portable_LED) ------------------------- 89
15.7. Circuit Board (Charger Unit)--------------------------- 90
16 Exploded View and Replacement Parts List ----------- 91
16.1. Cabinet and Electrical Parts (Base Unit) ----------- 91
16.2. Cabinet and Electrical Parts (Portable)------------- 92
16.3. Cabinet and Electrical Parts (Charger Unit) ------- 93
16.4. Accessories and Packing Materials ----------------- 94
16.5. Replacement Parts List--------------------------------- 97
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KX-TG6671B/KX-TG6672B/KX-TGA660B
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