3-37
ONE POINT REPAIR GUIDE
When you turn on your set, it will display “HELLO” on front panel, and it will not boot-up nor-
mally.
3-7. IC603 (NAND FLASH MEMORY)
3-7-1.
Solution
Replace IC603 on main board.
3-7-2. How to troubleshoot (Countermeasure)
1) Please check physical status of IC603 on your eyes.
2) Check the Vcc(3.3 V) of IC603 and if it’s normal please replace IC603.
(Please make sure IC603 has proper program.)
3) After changing it, if the set is still not booting:
- Check DDR IC(IC601 ~ IC602) refer to item 3-8.
- Check MT8550L IC(IC501) refer to item 3-9.
3-7-3. Service hint (Any picture / Remark)
< Main board top view >
IC603
Содержание BD630
Страница 11: ...1 10 MEMO ...
Страница 69: ...3 54 WAVEFORMS 1 SYSTEM PART 1 1 IC501 IC501 MT8550LBAG X TAL 27 MHz 1 ...
Страница 71: ...3 56 3 VIDEO PART 100 FULL COLOR BAR CVBS 6 COMP_Y 7 COMP_Pb 8 COMP_Pr 9 6 7 8 9 ...
Страница 72: ...3 57 10 4 AUDIO PART S PDIF MT8550_AUDIO_S PDIF 10 ...
Страница 73: ...3 58 5 HDMI PART H_SDA 11 H_SCL 12 HDMI_CLK_N 13 HDMI_0_N 14 11 12 13 14 ...
Страница 74: ...3 59 MEMO ...
Страница 76: ...3 61 1 2 3 4 5 ...
Страница 83: ...3 68 MEMO ...
Страница 85: ...3 72 3 71 A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T 2 MAIN POWER CIRCUIT DIAGRAM ...
Страница 86: ...3 74 3 73 A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T 3 MAIN MPEG CIRCUIT DIAGRAM ...
Страница 87: ...3 76 3 75 A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T 4 MAIN DDR MEMORY CIRCUIT DIAGRAM ...
Страница 88: ...3 78 3 77 A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T 5 MAIN SERVO CIRCUIT DIAGRAM ...
Страница 89: ...3 80 3 79 A 1 2 3 4 5 6 7 8 9 10 11 12 B C D E F G H I J K L M N O P Q R S T 6 MAIN A V OUTPUT CIRCUIT DIAGRAM ...
Страница 91: ...3 84 3 83 PRINTED CIRCUIT BOARD DIAGRAMS 1 MAIN P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 93: ...3 88 3 87 3 LED P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 105: ...4 12 2 IC704 R2A30209SP W02Z SPINDLE MOTOR AND 6CH ACTUATOR DRIVER 2 1 Block Diagram ...
Страница 109: ...4 16 MEMO ...