Table Of Contents - Panasonic KX-TG4061LAT 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) ----------------- 11
4.4. Circuit Operation (Base Unit) --------------------------12
4.5. Block Diagram (Handset)-------------------------------20
4.6. Block Diagram (Handset_RF Part)-------------------21
4.7. Circuit Operation (Handset)----------------------------22
4.8. Circuit Operation (Charger Unit) ----------------------24
4.9. Signal Route -----------------------------------------------25
5 Location of Controls and Components ------------------28
6 Installation Instructions ---------------------------------------28
7 Operating Instructions-----------------------------------------28
8 Test Mode ----------------------------------------------------------29
8.1. Engineering Mode ----------------------------------------29
9 Service Mode -----------------------------------------------------33
9.1. How to Clear User Setting (Handset Only)---------33
10 Troubleshooting Guide ----------------------------------------34
10.1. Troubleshooting Flowchart -----------------------------34
11 Disassembly and Assembly Instructions ---------------46
11.1. Disassembly Instructions -------------------------------46
11.2. How to Replace the Handset 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)-----------------58
12.5. Adjustment Standard (Handset) ----------------------59
12.6. Things to Do after Replacing IC or X'tal ------------60
12.7. Frequency Table ------------------------------------------62
13 Miscellaneous ----------------------------------------------------63
13.1. How to Replace the Flat Package IC ----------------63
13.2. How to Replace the Shield Case ---------------------65
13.3. How to Replace the LLP (Leadless Leadframe
Package) IC------------------------------------------------67
13.4. Terminal Guide of the ICs, Transistors and
Diodes -------------------------------------------------------69
14 Schematic Diagram ---------------------------------------------70
14.1. For Schematic Diagram---------------------------------70
14.2. Schematic Diagram (Base Unit_Main) --------------72
14.3. Schematic Diagram (Base Unit_Operation)
(KX-TG4071/4072/4073 only) -------------------------76
14.4. Schematic Diagram (Handset_Main) ----------------78
14.5. Schematic Diagram (Charger Unit) -----------------80
15 Printed Circuit Board-------------------------------------------81
15.1. Circuit Board (Base Unit_Main) -----------------------81
15.2. Circuit Board (Base Unit_Operation) (KX-
TG4071/4072/4073 only) -------------------------------83
15.3. Circuit Board (Handset_Main)-------------------------85
15.4. Circuit Board (Charger Unit) ---------------------------87
16 Exploded View and Replacement Parts List -----------88
KX-TG4061LAT/KX-TG4062LAT/KX-TG4063LAT/KX-TG4071LAT/KX-TG4072LAT/KX-TG4073LAT/KX-TGA403LAT
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16.1. Cabinet and Electrical Parts (Base Unit) ----------- 88
16.2. Cabinet and Electrical Parts (Handset)------------- 90
16.3. Cabinet and Electrical Parts (Charger Unit) ------- 91
16.4. Accessories------------------------------------------------ 92
16.5. Replacement Parts List--------------------------------- 93
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