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  1. M

    820-3115 - no video & Backlight

    Hi, I've got a 820-3115, no display, no backlight. Have tested the LCD onto another machine and it is working. Voltage measured on U9000 with LCD connected. LCD_IG_PWR_EN : 3.28v PP3V3_S5_LCD : 3.28v PP3V3_LCDVDD_SW : 0.15v Resistance mesure at pin 2&3 with LCD : 4.62k Resistance mesure at...
  2. M

    MacBook 820-00244 - SSD not detected

    Hi 2informaticos, Checked SSD_SR_EN_L on working board and it's 3.38v. On PP3V3_S5 side of R9384 3.34v is present but on U9300 side 0.01v. When checked with power disconnected no short to GND and R9384 read 37k. I will replace U9300 and check again.
  3. M

    MacBook 820-00244 - SSD not detected

    Hi, I have a 820-00244 board, powering on to flashing folder. SSD not detected in disk utility and system info. The board suffered liquid damage but was cleaned by another repair store. These are the voltage I could measure. SSD_PWR_EN_L = 0v on R1431 PP3V3_S5 = 3.34v on R9387 PD_L = 3.31v...
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