SERVICE MANUAL
Parts marked with " " are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the
safety and performance of the set.
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
SAFETY PRECAUTION
IMPORTANT SERVICE NOTES ................................ i
Precautions for using lead-free solder ......................iii
CHAPTER 1. SPECIFICATIONS
[1] SPECIFICATIONS .................................................1-1
CHAPTER 2. OPERATION MANUAL
[1] PARTS NAMES......................................................2-1
CHAPTER 3. REMOVING OF MAJOR PARTS
[1] REMOVING OF MAJOR PARTS ...........................3-1
[2] IMPORTANT SERVICE NOTICE ...........................3-2
[3] UPGRADING THE VERSION ................................3-2
CHAPTER 4. TROUBLESHOOTING TABLE
[1] TROUBLESHOOTING TABLE ...............................4-1
CHAPTER 5. BLOCK DIAGRAM
[1] BLOCK DIAGRAM
(MAIN/LCD/RS232C/POWER PWB) .....................5-1
[2] BLOCK DIAGRAM
(MAIN PWB)...........................................................5-2
CHAPTER 6. PRINTED WIRING BOARD ASSEMBLIES
[1] MAIN PWB .............................................................6-1
[2] LCD PWB...............................................................6-5
[3] RS232C PWB ........................................................6-6
CHAPTER 7. SCHEMATIC DIAGRAMS
[1] MAIN (1) CIRCUIT SCHEMATIC DIAGRAM .........7-1
[2] MAIN (2) CIRCUIT SCHEMATIC DIAGRAM .........7-2
[3] MAIN (3) CIRCUIT SCHEMATIC DIAGRAM .........7-3
[4] MAIN (4) CIRCUIT SCHEMATIC DIAGRAM .........7-4
[5] MAIN (5) CIRCUIT SCHEMATIC DIAGRAM .........7-5
[6] MAIN (6) CIRCUIT SCHEMATIC DIAGRAM .........7-6
[7] MAIN (7) CIRCUIT SCHEMATIC DIAGRAM .........7-7
[8] MAIN (8) CIRCUIT SCHEMATIC DIAGRAM .........7-8
[9] LCD CIRCUIT SCHEMATIC DIAGRAM.................7-9
[10] RS232C CIRCUIT SCHEMATIC DIAGRAM ........7-10
Parts Guide
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CONTENTS
In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its
original condition and only parts identical to those specified should be used.
BLU-RAY DISC PLAYER
No. S21O3BDHP75U/
BD-HP75U
BD-HP75U
MODEL
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