2-29
ONE POINT REPAIR GUIDE
2. NO BOOTING WHEN YOU TURN THE UNIT ON, NO MESSAGE ON
FRONT PANEL
When you turn on your set, it will blank / no message on front panel, and stand-by led no working.
2-1. IC155 (No 3.3 VA)
2-1-1.
Solution
Replace IC155 on MAIN board.
2-1-2. How to troubleshoot (Countermeasure)
1) Please check 3.3 VA of IC101.
2) If 3.3 VA is abnormal, please check 5.5 VA of IC155 pin1.
3) If 5.5 VA is OK, but 3.3 VA is abnormal, replace IC155.
2-1-3. Service hint (Any picture / Remark)
< MAIN board bottom view >
< MAIN board bottom view >
IC101
IC101
IC155
IC155
Содержание 3D Blu-ray LHB655
Страница 15: ...1 14 ...
Страница 67: ...2 52 WAVEFORMS 1 SYSTEM PART 1 MPEG CRYSTAL 27 MHz IC501 MT8563 X TAL 27 MHz 1 1 ...
Страница 69: ...2 54 3 AUDIO PART 1 ADC I2C IC202 SCL IC202 SDA 7 6 6 7 ...
Страница 70: ...2 55 4 AUDIO PART 2 PWM I2S I2C 9 8 10 M_LRCK 8 M_BCK M_DATA0 10 9 M_DATA0 M_BCK ...
Страница 71: ...2 56 5 HDMI PART H_SDA H_SCL 11 12 12 11 ...
Страница 89: ...2 92 2 91 2 MAIN AMP P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 91: ...2 96 2 95 4 FRONT P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 93: ...3 2 ...
Страница 97: ...4 SPEAKER SECTION 4 1 CENTER SPEAKER A700 ...
Страница 98: ...4 2 FRONT REAR SPEAKER A800 850 850 A800T A800B A800M ...
Страница 99: ...4 3 PASSIVE SUBWOOFER A900 ...
Страница 111: ...4 12 ...