Read Panasonic KX-TCA185RU Service Manual online
2
KX-TCA185RU
TABLE OF CONTENTS
PAGE
PAGE
1 Safety Precautions -----------------------------------------------3
1.1. For Service Technicians ---------------------------------3
2 Warning --------------------------------------------------------------4
2.1. About Lead Free Solder (PbF: Pb free) --------------4
2.1.1. Suggested PbF Solder -------------------------------4
2.2. Discarding of P. C. Board --------------------------------4
3 Specifications ------------------------------------------------------5
4 Technical Descriptions------------------------------------------6
4 Technical Descriptions------------------------------------------6
4.1. Block Diagram ----------------------------------------------6
4.2. Circuit Operations ------------------------------------------7
4.2. Circuit Operations ------------------------------------------7
4.2.1. Outline----------------------------------------------------7
4.2.2. Power Supply Circuit / Reset Circuit--------------7
4.2.3. Reset Circuit --------------------------------------------7
4.2.4. Clock Circuit --------------------------------------------8
4.2.5. Bus Access ---------------------------------------------8
4.2.6. Charge circuit (Include Charger)------------------9
4.2.7. Battery Low/Power Down Detector ---------------9
4.2.8. LCD Circuit -------------------------------------------- 10
4.2.9. LED Circuit -------------------------------------------- 11
4.2.2. Power Supply Circuit / Reset Circuit--------------7
4.2.3. Reset Circuit --------------------------------------------7
4.2.4. Clock Circuit --------------------------------------------8
4.2.5. Bus Access ---------------------------------------------8
4.2.6. Charge circuit (Include Charger)------------------9
4.2.7. Battery Low/Power Down Detector ---------------9
4.2.8. LCD Circuit -------------------------------------------- 10
4.2.9. LED Circuit -------------------------------------------- 11
4.2.10. Vib Circuit---------------------------------------------- 11
4.2.11. RF Circuit ---------------------------------------------- 12
4.2.12. TX Audio Path---------------------------------------- 13
4.2.13. RX Audio Path --------------------------------------- 14
4.2.13. RX Audio Path --------------------------------------- 14
5 Location of Controls and Components------------------ 15
5.1. Name of Controls----------------------------------------- 15
6 Installation Instructions--------------------------------------- 17
6.1. Charger Connection ------------------------------------- 17
6.2. Battery ------------------------------------------------------ 17
6.2. Battery ------------------------------------------------------ 17
6.2.1. Battery Installation ---------------------------------- 17
6.2.2. Charging the Batteries ----------------------------- 17
6.2.3. Battery Information---------------------------------- 18
6.2.4. Low Battery Warning ------------------------------- 18
6.2.5. Replacing the Battery ------------------------------ 18
6.2.2. Charging the Batteries ----------------------------- 17
6.2.3. Battery Information---------------------------------- 18
6.2.4. Low Battery Warning ------------------------------- 18
6.2.5. Replacing the Battery ------------------------------ 18
7 Operating Instructions ---------------------------------------- 19
7.1. Soft Keys --------------------------------------------------- 19
7.2. Handset Setting Menu Layout ------------------------ 21
7.3. Key Lock---------------------------------------------------- 22
7.4. Selecting the Display Language---------------------- 22
7.5. Display ------------------------------------------------------ 22
7.6. Function Menus------------------------------------------- 23
7.7. Function Keys --------------------------------------------- 24
7.8. Flexible Keys ---------------------------------------------- 25
7.9. Caller ID ---------------------------------------------------- 26
7.2. Handset Setting Menu Layout ------------------------ 21
7.3. Key Lock---------------------------------------------------- 22
7.4. Selecting the Display Language---------------------- 22
7.5. Display ------------------------------------------------------ 22
7.6. Function Menus------------------------------------------- 23
7.7. Function Keys --------------------------------------------- 24
7.8. Flexible Keys ---------------------------------------------- 25
7.9. Caller ID ---------------------------------------------------- 26
7.10. Character Mode Table ---------------------------------- 27
8 Firmware Version up ------------------------------------------- 28
9 Troubleshooting Guide---------------------------------------- 31
9 Troubleshooting Guide---------------------------------------- 31
9.1. Power ON NG--------------------------------------------- 31
9.2. No Display ------------------------------------------------- 32
9.3. Charge problem ------------------------------------------ 33
9.4. LED problem ---------------------------------------------- 33
9.5. Vibrator Trouble------------------------------------------- 34
9.6. RF Trouble ------------------------------------------------- 35
9.2. No Display ------------------------------------------------- 32
9.3. Charge problem ------------------------------------------ 33
9.4. LED problem ---------------------------------------------- 33
9.5. Vibrator Trouble------------------------------------------- 34
9.6. RF Trouble ------------------------------------------------- 35
9.6.1. No Link problem (DECT) -------------------------- 35
9.7. STM (Start Monitor)-------------------------------------- 36
9.8. Error Message -------------------------------------------- 37
9.8. Error Message -------------------------------------------- 37
9.8.1. Need Repair ------------------------------------------ 37
9.8.2. “ERROR 1”, “ERROR 2”--------------------------- 37
9.8.2. “ERROR 1”, “ERROR 2”--------------------------- 37
10 Disassembly and Assembly Instructions --------------- 38
10.1. Handset ---------------------------------------------------- 38
10.2. Charger Unit ---------------------------------------------- 38
10.2. Charger Unit ---------------------------------------------- 38
11 Measurements and Adjustments -------------------------- 39
11.1. Check Procedure (Handset) -------------------------- 39
11.1.1. Preparation ------------------------------------------- 39
11.1.2. PC Setting -------------------------------------------- 39
11.1.2. PC Setting -------------------------------------------- 39
11.2. Adjustment (Handset) ---------------------------------- 41
11.2.1. Equipment Required ------------------------------- 41
11.2.2. The Setting Method of JIG------------------------ 41
11.2.3. Connections (Handset) ---------------------------- 41
11.2.2. The Setting Method of JIG------------------------ 41
11.2.3. Connections (Handset) ---------------------------- 41
12 Miscellaneous --------------------------------------------------- 44
12.1. Terminal Guide of the ICs Transistors and
Diodes ------------------------------------------------------ 44
12.1.1. Handset ----------------------------------------------- 44
12.2. How To Replace a Flat Package IC ----------------- 45
12.2.1. Preparation ------------------------------------------- 45
12.2.2. Removal Procedure -------------------------------- 45
12.2.3. Procedure--------------------------------------------- 45
12.2.4. Removing Solder From Between Pins--------- 45
12.2.2. Removal Procedure -------------------------------- 45
12.2.3. Procedure--------------------------------------------- 45
12.2.4. Removing Solder From Between Pins--------- 45
12.3. How to Replace the LLP (Leadless Leadframe
Package) IC ----------------------------------------------- 46
12.3.1. Preparation ------------------------------------------- 46
12.3.2. Caution ------------------------------------------------ 46
12.3.3. How to Remove the IC ---------------------------- 46
12.3.4. How to Install the IC -------------------------------- 46
12.3.5. How to Remove a Solder Bridge---------------- 47
12.3.2. Caution ------------------------------------------------ 46
12.3.3. How to Remove the IC ---------------------------- 46
12.3.4. How to Install the IC -------------------------------- 46
12.3.5. How to Remove a Solder Bridge---------------- 47
13 Schematic Diagram -------------------------------------------- 48
13.1. Handset ---------------------------------------------------- 48
13.2. Charger----------------------------------------------------- 52
13.2. Charger----------------------------------------------------- 52
14 Printed Circuit Board------------------------------------------ 53
14.1. Handset ---------------------------------------------------- 53
14.1.1. Component View ------------------------------------ 53
14.1.2. Bottom View ------------------------------------------ 54
14.1.2. Bottom View ------------------------------------------ 54
14.2. Charger----------------------------------------------------- 55
15 Appendix Information of Schematic Diagram -------- 56
16 Exploded View and Replacement Parts List----------- 57
16 Exploded View and Replacement Parts List----------- 57
16.1. IC Data ----------------------------------------------------- 57
16.1.1. IC1(APU) ---------------------------------------------- 57
16.1.2. IC100 (DPU) ----------------------------------------- 59
16.1.2. IC100 (DPU) ----------------------------------------- 59
16.2. Cabinet and Electric Parts----------------------------- 62
16.2.1. Handset ----------------------------------------------- 62
16.2.2. Charger Unit------------------------------------------ 63
16.2.2. Charger Unit------------------------------------------ 63
16.3. Accessories and Packing Materials ----------------- 64
16.4. Replacement Parts List -------------------------------- 65
16.4. Replacement Parts List -------------------------------- 65
16.4.1. Handset ----------------------------------------------- 65
16.4.2. Charger Unit------------------------------------------ 67
16.4.3. Accessories and Packing Materials ------------ 67
16.4.4. Fixtures and Tools ---------------------------------- 67
16.4.2. Charger Unit------------------------------------------ 67
16.4.3. Accessories and Packing Materials ------------ 67
16.4.4. Fixtures and Tools ---------------------------------- 67
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