Panasonic DMP-BDT230P; DMP-BDT230PC, Service Manual

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TABLE OF CONTENTS
PAGE PAGE
1 Safety Precautions ----------------------------------------------- 5
1.1. General guidelines -----------------------------------------5
1.2. Caution for fuse replacement ---------------------------5
2 Warning -------------------------------------------------------------- 7
2.1. Prevention of Electrostatic Discharge (ESD)
to Electrostatic Sensitive (ES) Devices ---------------7
2.2. Precaution of Laser Diode -------------------------------8
2.3. Service caution based on legal restrictions----------9
3 Service Navigation ---------------------------------------------- 10
3.1. Combination of Multiple Pressing on the
Remote Control------------------------------------------- 10
3.2. Entering Special Modes with Combination of
Multiple Pressing on the Remote Control ---------- 10
3.3. How to Update Firmware------------------------------- 12
4 Specifications ---------------------------------------------------- 14
5 Location of Controls and Components ------------------ 16
6 Operating Instructions ---------------------------------------- 17
6.1. Taking out the Disc from BD-Drive Unit when
the Disc cannot be ejected by OPEN/CLOSE
button-------------------------------------------------------- 17
7 Service Mode ----------------------------------------------------- 18
7.1. Self-Diagnosis and Special Mode Setting---------- 18
8 Service Fixture & Tools --------------------------------------- 30
9 Disassembly and Assembly Instructions --------------- 31
9.1. Unit----------------------------------------------------------- 31
9.2. BD Drive---------------------------------------------------- 34
9.3. Disassembly from the traverse unit, assembly
of the optical pick-up unit, and precautions on
ESD-preventive------------------------------------------- 38
9.4. Adjustment of BD Drive--------------------------------- 42
10 Measurements and Adjustments -------------------------- 44
10.1. Service Positions ----------------------------------------- 44
10.2. Caution for Replacing Parts --------------------------- 46
11 Block Diagram --------------------------------------------------- 47
11.1. Overall Block Diagram ---------------------------------- 47
11.2. Power Supply Block Diagram ------------------------- 48
11.3. Digital P.C.B. Regulator Block Diagram ------------ 49
11.4. Digital (Back End Section) Block Diagram--------- 50
11.5. Digital (Front End Section) Block Diagram -------- 51
12 Wiring Connection Diagram --------------------------------- 52
12.1. Interconnection Schematic Diagram ---------------- 52
13 Appendix Information of Schematic Diagram --------- 53
13.1. Waveform Chart ------------------------------------------ 53