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| hp pavilion dv4 (hp) no video on lcd https://vlab.su/viewtopic.php?f=53&t=30043 |
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| jonny0404 [ 06 мар 2015, 01:44 ] | |
| Заголовок сообщения: | hp pavilion dv4 (hp) no video on lcd |
Hi guys i have this laptop that has video by Vga and HDMI external is good, but when i try using on the lcd theres no video, i already check with another lcd that works and nothing, no video so i check on page 19 jlvds1 : pin 1 and 3- 17.88V pin 7,9,11--3.38V pin 27- 3.38V pin 2,4,6,8,10,12,14,16- no voltage on 2,4,6,8,10,12 and theres a little voltage on 14 and 16 0.30V pin 28- 5V pin 30- 0.04v pin 32- 3.3 V pin 34- 1.01V here is the schematic: https://onedrive.live.com/?cid=ca1c26a4 ... bRhgJ4c8mg |
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| vnrich [ 06 мар 2015, 06:08 ] | |
| Заголовок сообщения: | Re: hp pavilion dv4 (hp) no video on lcd |
30pin inv_pwm - 0.04 ! Нет подсветки. |
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