Panasonic DMR-BWT955GL, Service Manual

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TABLE OF CONTENTS
PAGE PAGE
1 Safety Precautions ----------------------------------------------- 5
1.1. General Guidelines ----------------------------------------5
2 Warning -------------------------------------------------------------- 6
2.1. Prevention of Electro Static Discharge (ESD)
to Electrostatically Sensitive (ES) Devices ----------6
2.2. Precaution of Laser Diode -------------------------------7
2.3. Service caution based on Legal restrictions---------8
3 Service Navigation ------------------------------------------------ 9
3.1. External HDD (USB HDD) -------------------------------9
3.2. How to format for HDD when replacement of
HDD or D-Audio P.C.B. --------------------------------- 12
3.3. Combination of Multiple Pressing on the
Remote Control------------------------------------------- 13
3.4. Entering Special Modes with Combination of
Multiple Pressing on the Remote Control ---------- 13
3.5. Micro Fuse conducting check ------------------------- 15
3.6. Operation check when a USB device is
connected -------------------------------------------------- 16
3.7. (HDD/BD Drive) Service Navigation----------------- 17
3.8. Wi-Fi Module (Internal) Malfunction Check
(Simplified Method) -------------------------------------- 19
3.9. Check with Tuner Service Mode --------------------- 21
3.10. Description of the Self Diagnosis <Operation
Method, Details> ----------------------------------------- 25
4 Specifications ---------------------------------------------------- 34
5 Location of Controls and Components ------------------ 36
6 Installation Instructions --------------------------------------- 38
6.1. Taking out the Disc from BD-Drive Unit when
the Disc cannot be ejected by [OPEN/CLOSE]
button-------------------------------------------------------- 38
7 Service Mode ----------------------------------------------------- 39
7.1. Self-Diagnosis and Special Mode Setting---------- 39
8 Service Fixture & Tools --------------------------------------- 59
9 Disassembly and Assembly Instructions --------------- 60
9.1. Disassembly flow chart --------------------------------- 60
9.2. P.C.B. Positions------------------------------------------- 60
9.3. Top Ornament Ass'y ------------------------------------- 61
9.4. Top Case --------------------------------------------------- 61
9.5. Front Panel Ass'y ---------------------------------------- 62
9.6. Wi-Fi Module, HDD and HDD BRIDGE P.C.B. --- 63
9.7. BD Drive ---------------------------------------------------- 65
9.8. Rear Panel and Fan Motor ---------------------------- 65
9.9. Main P.C.B. ------------------------------------------------ 66
9.10. D-AUDIO P.C.B. ------------------------------------------ 66
9.11. Digital P.C.B. ---------------------------------------------- 66
9.12. BD Drive ---------------------------------------------------- 66
10 Measurements and Adjustments -------------------------- 73
10.1. Service Positions ----------------------------------------- 73
10.2. Caution for Replacing Parts --------------------------- 78
10.3. Standard Inspection Specifications after
Making Repairs ------------------------------------------- 79
11 Block Diagram --------------------------------------------------- 80
11.1. Power Supply Block Diagram ------------------------- 80
11.2. Analog Audio and Video Block Diagram ----------- 81
11.3. Analog Timer Block Diagram-------------------------- 82
11.4. Digital P.C.B. Block Diagram (1/2) ------------------- 83
11.5. Digital P.C.B. Block Diagram (2/2) ------------------- 84
11.6. Digital P.C.B. Regulator Block Diagram ------------ 85
12 Wiring Connection Diagram -------------------------------- 86
12.1. Interconnection Schematic Diagram---------------- 86