Panasonic HM-TA20EB, Service Manual

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TABLE OF CONTENTS
PAGE PAGE
1 Safety Precautions ----------------------------------------------- 3
1.1. General Guidelines ----------------------------------------3
1.2. Leakage Current Cold Check ---------------------------3
1.3. Leakage Current Hot Check (See Figure 1.) --------3
2 Warning -------------------------------------------------------------- 4
2.1. Prevention of Electrostatic Discharge (ESD)
to Electrostatically Sensitive (ES) Devices ----------4
2.2. How to Recycle the Lithium Ion Battery (U.S.
Only)-----------------------------------------------------------4
2.3. How to Replace the Lithium Battery -------------------5
3 Service Navigation ------------------------------------------------ 6
3.1. Introduction --------------------------------------------------6
3.2. General Description About Lead Free Solder
(PbF) ----------------------------------------------------------6
3.3. Important Notice 1:(Other than U.S.A. and
Canadian Market) ------------------------------------------6
3.4. How to Define the Model Suffix (NTSC or PAL
model)---------------------------------------------------------7
3.5. Formatting----------------------------------------------------7
4 Specifications ------------------------------------------------------ 8
5 Location of Controls and Components ------------------ 10
6 Troubleshooting Guide ---------------------------------------- 12
6.1. Confirmation Flow of Waterproof--------------------- 12
6.2. Airtight Inspection with Air Leak Tester ------------- 13
6.3. Air Leak Tester (RFKZ0528) Operating
Instruction -------------------------------------------------- 14
7 Service Fixture & Tools --------------------------------------- 18
7.1. When Replacing the Main P.C.B. -------------------- 18
7.2. Necessary Tool & Jig ------------------------------------ 18
8 Disassembly and Assembly Instructions --------------- 19
8.1. Disassembly Flow Chart-------------------------------- 19
8.2. PCB Location---------------------------------------------- 19
8.3. Disassembly Procedure -------------------------------- 20
9 Measurements and Adjustments -------------------------- 29
9.1. Electric Adjustment -------------------------------------- 29
10 Maintenace -------------------------------------------------------- 31
10.1. Regular Maintenance Flow ---------------------------- 31
10.2. Component Kits of Waterproof------------------------ 32
11 Block Diagram --------------------------------------------------- 33
11.1. Overall Block Diagram ---------------------------------- 33
11.2. Interconnection Diagram ------------------------------- 34
12 Exploded View and Replacement Parts List ----------- 35
12.1. Exploded Views------------------------------------------- 35
12.2. Replacement Parts List --------------------------------- 37