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  1. HP presario CQ71; blown L53 at display backlight power line;

    Started by patpin, 06-18-2017 02:29 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 32
    • Views: 2,381
    Last Post: 08-04-2017 06:20 AM
    by patpin  Go to last post
  2. 820-3115 diminishing voltage at ppvout_sw_lcdbklt

    Started by twonk9098, 08-24-2016 06:24 AM
    2 Pages
    1 2
    820-3115, backlight, diminishing voltage, ppvout_sw_lcdbklt
    • Replies: 12
    • Views: 2,451
    Last Post: 08-27-2016 11:20 AM
    by twonk9098  Go to last post
  3. 820-3115 liquid damage - not recognising memory

    Started by twonk9098, 08-11-2016 07:20 AM
    820-3115, backlight, single beep, tbt_a_hv_en
    • Replies: 0
    • Views: 1,232
    Last Post: 08-11-2016 07:20 AM
    by twonk9098  Go to last post
  4. 820-3437 backlight - no PWM

    Started by nitro535, 07-19-2016 11:58 AM
    820-3437, backlight, pwm
    • Replies: 6
    • Views: 1,104
    Last Post: 07-19-2016 03:10 PM
    by nitro535  Go to last post
  5. Keyboard backlight test circuit

    Started by sargfowler, 04-07-2016 04:19 PM
    backlight, keyboard, led, test
    • Replies: 2
    • Views: 1,651
    Last Post: 04-11-2016 07:09 AM
    by sargfowler  Go to last post
  6. 820-3435 No Backlight - Q7706 shorted - fixed!

    Started by sargfowler, 04-02-2016 12:59 PM
    backlight, q7706, short
    • Replies: 1
    • Views: 1,231
    Last Post: 04-02-2016 01:06 PM
    by sjword  Go to last post
    • Replies: 13
    • Views: 3,092
    Last Post: 02-23-2016 03:41 PM
    by widerstandproject  Go to last post
  7. APP001a

    Started by Cb4024, 01-14-2016 08:12 PM
    820-2532, backlight, mbp
    • Replies: 3
    • Views: 1,252
    Last Post: 01-21-2016 03:27 PM
    by dieett  Go to last post
    • Replies: 0
    • Views: 1,029
    Last Post: 12-24-2015 03:28 PM
    by sargfowler  Go to last post
    • Replies: 6
    • Views: 1,427
    Last Post: 11-13-2015 11:29 PM
    by jadao  Go to last post
    • Replies: 1
    • Views: 1,239
    Last Post: 10-13-2015 05:36 PM
    by sargfowler  Go to last post
  8. No backlight on an A1466 (820-3437)

    Started by orientalsniper, 06-12-2015 01:30 PM
    820-3437, 820-3437-b, a1466, backlight
    • Replies: 6
    • Views: 2,413
    Last Post: 06-15-2015 12:02 AM
    by orientalsniper  Go to last post
  9. 820-2533-B No Display

    Started by ifix407, 06-03-2015 02:32 PM
    • Replies: 7
    • Views: 1,977
    Last Post: 06-03-2015 03:52 PM
    by Chris Long  Go to last post
  10. 820-2330 No backlight, my big story, my big problem.

    Started by Fransn0w, 05-17-2015 10:23 PM
    4 Pages
    1 2 3 ... 4
    820-2330, backlight
    • Replies: 31
    • Views: 4,629
    Last Post: 06-02-2015 06:26 PM
    by Fransn0w  Go to last post
  11. iPad 4 backlight issue

    Started by ifix407, 02-10-2015 12:04 PM
    backlight, ipad, ipad 4, repair, schematic
    • Replies: 2
    • Views: 1,867
    Last Post: 02-28-2015 10:32 AM
    by JoeBean  Go to last post
  12. 820-3115 B A1278 No Backlight

    Started by webcivilian, 01-18-2015 04:03 AM
    4 Pages
    1 2 3 ... 4
    820-3115, a1278, backlight
    • Replies: 37
    • Views: 7,816
    Last Post: 10-14-2016 08:48 AM
    by Tellyman  Go to last post
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