Panasonic KX-TG8202CB service manual

$7.95

Service manual used with:

KX-TG8201CB, KX-TG8202CB, KX-TGA820CB


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TABLE OF CONTENTS
PAGE PAGE
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. 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) ----------------------13
4.6. Signal Route -----------------------------------------------14
5 Location of Controls and Components ------------------15
5.1. Controls -----------------------------------------------------15
5.2. Displays -----------------------------------------------------15
6 Installation Instructions ---------------------------------------16
6.1. Connections------------------------------------------------16
6.2. Battery-------------------------------------------------------17
7 Operation Instructions-----------------------------------------19
7.1. Programmable Settings ---------------------------------19
7.2. Registering a Handset to a Base Unit ---------------21
7.3. Copying Handset Phonebook Entries ---------------21
7.4. Error Messages -------------------------------------------22
7.5. Troubleshooting-------------------------------------------23
8 Service Mode -----------------------------------------------------27
8.1. Engineering Mode----------------------------------------27
8.2. Copying Phonebook Items when Repairing -------31
8.3. How to Clear User Setting------------------------------33
9 Troubleshooting Guide----------------------------------------34
9.1. Troubleshooting Flowchart -----------------------------34
9.2. Troubleshooting by Symptom (Base Unit) ---------44
9.3. Troubleshooting by Symptom (Handset) -----------44
9.4. How to Replace the Flat Package IC----------------45
9.5. How to Replace the LLP (Leadless Leadframe
Package) IC------------------------------------------------47
10 Disassembly and Assembly Instructions ---------------49
10.1. Disassembly Instructions -------------------------------49
10.2. Assembly Instructions -----------------------------------53
11 Measurements and Adjustments---------------------------54
11.1. The Setting Method of JIG (Base Unit) -------------54
11.2. Adjustment Standard (Base Unit)---------------------56
11.3. Adjustment Standard (Charger Unit)-----------------57
11.4. The Setting Method of JIG (Handset) ---------------58
11.5. Adjustment Standard (Handset) ----------------------60
11.6. Things to Do after Replacing IC or X'tal ------------61
11.7. How to Check the Handset Speaker or
Receiver ----------------------------------------------------62
11.8. Frequency Table (MHz) ---------------------------------62
12 Schematic Diagram---------------------------------------------63
12.1. For Schematic Diagram---------------------------------63
12.2. Schematic Diagram (Base Unit) ----------------------64
12.3. Schematic Diagram (Handset) ------------------------66
12.4. Schematic Diagram (Charger Unit) ------------------68
13 Printed Circuit Board-------------------------------------------69
13.1. Circuit Board (Base Unit_Main) -----------------------69
13.2. Circuit Board (Handset) ---------------------------------71
13.3. Circuit Board (Charger Unit)--------------------------- 73
14 Appendix Information of Schematic Diagram--------- 74
14.1. CPU Data (Base Unit) ---------------------------------- 74
14.2. CPU Data (Handset) ------------------------------------ 76
14.3. Terminal Guide of the ICs, Transistors and
Diodes ------------------------------------------------------ 78
15 Exploded View and Replacement Parts List ----------- 79
15.1. Cabinet and Electrical Parts (Base Unit) ----------- 79
15.2. Cabinet and Electrical Parts (Handset)------------- 80
15.3. Cabinet and Electrical Parts (Charger Unit) ------- 81
15.4. Accessories and Packing Materials ----------------- 82
15.5. Replacement Part List ---------------------------------- 84



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