3
KX-TG4111MEB/KX-TG4112MEB/KX-TGA410MEB
TABLE OF CONTENTS
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. 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 (Handset)-------------------------------18
4.6. Block Diagram (Handset_RF Part)-------------------19
4.7. Circuit Operation (Handset)----------------------------20
4.8. Circuit Operation (Charger Unit) ----------------------22
4.9. Signal Route -----------------------------------------------23
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 (Handset Only)---------29
10 Troubleshooting Guide
----------------------------------------
30
10.1. Troubleshooting Flowchart -----------------------------30
11 Disassembly and Assembly Instructions
---------------
41
11.1. Disassembly Instructions -------------------------------41
11.2. How to Replace the Handset LCD -------------------45
12 Measurements and Adjustments
---------------------------
46
12.1. Equipment Required -------------------------------------46
12.2. The Setting Method of JIG -----------------------------46
12.3. Adjustment Standard (Base Unit)---------------------50
12.4. Adjustment Standard (Charger Unit)-----------------51
12.5. Adjustment Standard (Handset) ----------------------52
12.6. Things to Do after Replacing IC or X'tal ------------53
12.7. Frequency Table ------------------------------------------55
13 Miscellaneous
----------------------------------------------------
56
13.1. How to Replace the LLP (Leadless Leadframe
Package) IC------------------------------------------------56
13.2. How to Replace the Flat Package IC ----------------58
13.3. Terminal Guide of the ICs, Transistors and
Diodes -------------------------------------------------------60
14 Schematic Diagram
---------------------------------------------
61
14.1. For Schematic Diagram---------------------------------61
14.2. Schematic Diagram (Base Unit_Main) --------------62
14.3. Schematic Diagram (Handset_Main) ----------------64
14.4. Schematic Diagram (Charger Unit) -----------------66
15 Printed Circuit Board
-------------------------------------------
67
15.1. Circuit Board (Base Unit_Main)-----------------------67
15.2. Circuit Board (Handset_Main)-------------------------69
15.3. Circuit Board (Charger Unit) ---------------------------71
16 Exploded View and Replacement Parts List
-----------
72
16.1. Cabinet and Electrical Parts (Base Unit) -----------72
16.2. Cabinet and Electrical Parts (Handset) -------------73
16.3. Cabinet and Electrical Parts (Charger Unit) -------74
16.4. Accessories ------------------------------------------------75
16.5. Replacement Parts List ---------------------------------76
