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  1. aurel476

    [SOLVED]820-2879 Green Light Dark

    PP3V42_G3H 6,3 ohms R6995 127,3 ohms R6996 127,3 ohms if I remove resistance R6995 ou of circut 348K and R6996 200K out of circut same value with another donnor
  2. aurel476

    [SOLVED]820-2879 Green Light Dark

    PP3V42_G3H 1,68V PPDCIN_G3H_OR_PBUS_R 16,35V replaced U6990 same problem
  3. aurel476

    [SOLVED]820-2936-B asd error

    SOLVED bad R5303 and 5302
  4. aurel476

    [SOLVED]820-2936-B asd error

    Board works properly but I run asd and failed on Sensor-Voltage (VP0R)--PBus (Test 1)- Sensor is reading below the low limit. tested with good battery know and charger PPBUS_G3H 12.56v PP3V42_G3H 3.42v What does that mean?
  5. aurel476

    [SOLVED]820-2936 no display

    with News capacitor i've 24V and image not sense or heating area has done something bad lvds solder or crap but seem clean. thanks again
  6. aurel476

    [SOLVED]820-2936 no display

    Solved i replaced C9020 and C9796 another question for displayport (i know you don't like this) Any minimum point to check?
  7. aurel476

    [SOLVED]820-2936 no display

    and voltage recheck with lcd connected power on pin 1 at 30 0 3.24 3.24 3.29 0.006 3.29 3.29 1.15 1.25 0 1.15 1.25 0 1.14 1.26 0 1.15 1.15 0 5.12 27 27 5.6 0.8 0.8 0.7 0.7 0.9 0.9 0.1
  8. aurel476

    [SOLVED]820-2936 no display

    replaced L9080 same problem diode mode lvds connector lcd not connected pin 1 at 30 0.001 1.226 1.225 0.654 OL 1.236 1.232 0.946 0.943 0.001 0.898 0.944 0.001 0.939 0.885 0.001 OL 0.885 0.001 OL OL OL OL OL OL OL OL OL OL OL
  9. aurel476

    [SOLVED]820-2936 no display

    duke dark screen i will check on diode mode
  10. aurel476

    [SOLVED]820-2936 no display

    recheck pin 4 3,3v, L9008 not open
  11. aurel476

    [SOLVED]820-2936 no display

    :( okay i have good lvds cable now i have backlight and startup chime but no video for video it's lvds_ig_a_data ? pin 1 at 30 3,25V 3,25V 3,29V 0,007V 3,29V 3,29V 1,15V 1,25V 0V 1,15V 1,25V 0V 1,14V 1,26V 0V 1,01V 1,01V 0V 0V 27V 27V 0V 0,8V 0,8V 0,73V 0,71V 0,92V 0,84V 0V need 50v for...
  12. aurel476

    [SOLVED]820-2936 no display

    lvds cable is for a1342 i wait receive for a1278
  13. aurel476

    [SOLVED]820-2936 no display

    with sub startup chime ok
  14. aurel476

    [SOLVED]820-2936 no display

    No Title jadao, ppvcore_s0 0,55V on pin 1 of R7402 f9700 broken by corrosion duke i have not other lcd and cable for test i will order L9008 3,3V i have this speaker but no bass speaker shime with him ? cable and connector looks good Tried with connector jack to external speaker no shime
  15. aurel476

    [SOLVED]820-2936 no display

    r7402 bad replaced now activity on harddrive, no backlight no display no backlight replaced fuse F9700 bad, i have pin 1, 2 12.56V PPBUS_SW_LCDBKLT_PWR 0V may be bad Q9706 or Q9707 ? R9789 146.8K R9788 302K Q9706 pin 4 and 3 12,56V and pin 1265 0.4V probably bad ?
  16. aurel476

    [SOLVED]820-2936 no display

    another board with liquid spilled, restored power and charge and cleaning ultrasonic (flux present on picture) not display on external screen and internal, tried another lcd and lcd cable, no activity from external i have only light from hdd hard drive only no activity I do not know or test cpu...
  17. aurel476

    [SOLVED]820-2936 short to ground PPBUS_G3H

    Solved bad R7025, have you an explication why lowers ppbus_g3h at 4v old value of r7025 is open line
  18. aurel476

    [SOLVED]820-2936 short to ground PPBUS_G3H

    R7005 20 ohms voltage on dcin pin2 of u7000 16,6V
  19. aurel476

    [SOLVED]820-2936 short to ground PPBUS_G3H

    Yes replaced ISL same problem
  20. aurel476

    [SOLVED]820-2936 short to ground PPBUS_G3H

    17/18 3,2ohms 27/28 of U7000 20,4 ohms, R7005 20ohms (replaced because 265ohms) Corroded in first smc area, backlight driver area with fuse backlight, next u7000 area
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