Table Of Contents - Panasonic KX-TG1711MEB 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. Block Diagram (Base Unit) ------------------------------ 7
4.2. Circuit Operation (Base Unit) --------------------------- 8
4.3. Block Diagram (Handset)-------------------------------10
4.4. Circuit Operation (Handset)---------------------------- 11
4.5. Circuit Operation (Charger Unit) ---------------------- 11
4.6. Signal Route -----------------------------------------------12
5 Location of Controls and Components ------------------13
6 Installation Instructions ---------------------------------------13
7 Operating Instructions-----------------------------------------13
7.1. For Service Hint-------------------------------------------13
8 Service Mode -----------------------------------------------------14
8.1. Engineering Mode ----------------------------------------14
9 Troubleshooting Guide ----------------------------------------18
9.1. Troubleshooting Flowchart -----------------------------18
9.2. Troubleshooting by Symptom (Base Unit and
Charger Unit) ----------------------------------------------24
9.3. Troubleshooting by Symptom (Handset) -----------27
10 Disassembly and Assembly Instructions ---------------30
10.1. Disassembly Instructions -------------------------------30
10.2. How to Replace the Handset LCD -------------------33
11 Measurements and Adjustments---------------------------34
11.1. The Setting Method of JIG (Base Unit) -------------34
11.2. Adjustment Standard (Base Unit)---------------------36
11.3. Adjustment Standard (Charger Unit)-----------------37
11.4. The Setting Method of JIG (Handset) ---------------38
11.5. Adjustment Standard (Handset) ----------------------40
11.6. Things to Do after Replacing IC ----------------------41
11.7. RF Specification-------------------------------------------42
11.8. How to Check the Handset Speaker or
Receiver ----------------------------------------------------43
11.9. Frequency Table (MHz) ---------------------------------43
12 Miscellaneous ----------------------------------------------------44
12.1. How to Replace the Flat Package IC ----------------44
12.2. How to Replace the Shield Case ---------------------46
12.3. Terminal Guide of the ICs, Transistors, Diodes
and Electrolytic Capacitors-----------------------------48
13 Schematic Diagram ---------------------------------------------49
13.1. For Schematic Diagram---------------------------------49
13.2. Schematic Diagram (Base Unit) ----------------------50
13.3. Schematic Diagram (Handset) ------------------------51
13.4. Schematic Diagram (Charger Unit) ------------------52
14 Printed Circuit Board-------------------------------------------53
14.1. Circuit Board (Base Unit) -------------------------------53
14.2. Circuit Board (Handset) ---------------------------------55
14.3. Circuit Board (Charger Unit) ---------------------------57
15 Exploded View and Replacement Parts List -----------58
15.1. Cabinet and Electrical Parts (Base Unit) -----------58
15.2. Cabinet and Electrical Parts (Handset) -------------59
15.3. Cabinet and Electrical Parts (Charger Unit) -------60
15.4. Accessories ------------------------------------------------61
PAGE
15.5. Replacement Part List ---------------------------------- 62
3
KX-TG1711MEB/KX-TG1712MEB/KX-TGA171MEB
PAGE