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Hello, I have an A2681, it got wet, the customer brought it back to another store and then to us. I found oxidation on the backlight area, next to UP950, UR630, and UR600. We also found some oxidation on UF 350. I cleaned it and replaced it. Before, it wouldn't start, but I replaced UR630...

The computer consumes 20v and 1a, so it's normal consumption, but I have no display and the battery is disconnected. I tried the chassis and it's fine. I put a another motherboard and everything works. LA-300: 1.35V ok LA-350: 0.9V ok LA-640: 0.9V ok LA-650: 0.9V ok L-7330: 1V ok L-7231: 1V ok...

I have a MacBook that won't turn on (1). I replaced the UF500 and UF400, and it worked perfectly. I have another MacBook A3114 that won't turn on (2) When I wanted to swap the motherboards and tried them in each other's chassis, I was surprised to find that in the first chassis (1), the...

A2338 remains at 5V and 0.018A (The motherboard has not been damaged by water; it is in perfect condition.) I checked UF500 and UF400; both are fine. We checked them on another motherboard, and they output 20V. I flashed UF260, but nothing changed. We even replaced U5200, but nothing changed...

Hello, We have a MacBook A2159 820-01598. When we put it into DFU mode and start a restore, the restore crashes. We have all the voltages on the NANDs and we think that's where the problem lies. 1-Can we take the NANDs from the A1932 and put them on the A2159? 2-We are going to put the...

Hello, I have a MacBook A2681 820-02536 The customer brought me the computer, which would not turn on. I found a short circuit on the C77F6 capacitor. I removed it, then replaced the PMU U7700, and the computer started up normally, but the battery is not detected. When I test the values of the...

I have a MacBook Pro (A2442) which has been exposed to water and is therefore oxidised. The MacBook lights up with the battery but when I plug in the charger it doesn't charge but takes 19V 0.000A. So it doesn't charge the battery. When I work on the motherboard without the battery but I plug...

Hello, I have a Macbook A1932 that works, but I have no internal and external image and the keyboard does not work and the capital letter light does not come on. I have the 19v, but when I put it in dfu mode using a software (DFU Blaster Pro) to restore it with apple configurator it gives me...

Hello, I have a computer that won't start due to oxidation, I changed the trackpad pad and the trackpad it started, but the client doesn't remember its code, we have to reset it. When I wanted to reset it, I pressed the on/off button to put it in recovery mode. It doesn't come back and it starts...

Hello, i have a MacBook A2337 (820-02016A) i cant enter in dfu mode or in recovery nothing Is go in the OS but i dont have the password (and the customer too) i try dfu mode to restore with apple configurator but i cant enter and when i press the on/off button 10 second the mac just start dont...

Hello, At first the MacBook stayed on 5v I saw that the U3100 component with the thermal camera was heating up, so I replaced it, now it goes up to 20v but I have no display with the battery: at startup it rises to 0.80mA then stabilizes at 0.50mA Without the battery: on start-up it rises...

I have an a1706 820-00239 can't find the hard drive, no trace of oxidation we go in to do the installation, hard drive not found we measured all the voltages around the nand I have the PP3v3_2v7_nand_VCC: 2.69V PP1v8_SSD_Cold: 1.8V PP00V9_SSDREG : 0.9V Do you think the problem is with the...

I have an A1466 820-00165 motherboard it doesn't turn on, doesn't repair. the green light comes on, then turns orange, on the power supply it consumes 0.020ma. I have the PP BUS, I have 8V, I have 3.3V on P3V3-S5_REG-L On the P5V_S4RS3_REG_L 0V I have no short circuit on it (value: 400). I have...

Hello, We have a computer A1466 820-00165, it does not start, the led on the charger does not light, on the motherboard there is no trace of oxidation and on the power supply it consumes 0.010ma. We have voltage P3V42G3H (ok). We've changed the charging circuit on the U7100 and U5000 and same...

Hello, I have a macbook a1707 that had a broken screen, I replaced it and noticed that I had to wait 10-15 seconds for it to display, it came back 6 months later and it no longer displayed. I've tested with 5 different screens from A1707/A1990 but nothing changes. When I change the screen I...

Hello, I ask here if someone have a boardview for this model pls and i have search but i dont find the reference on the motherboard

Hello, i have a Switch Oled and wen i turn on i have a purple screen after a update and the switch has never been jailbreak

Hello, I have a MacBook A1990 whose hard drive is dead, can I take the A2179 hard drive and put them in? and in which direction should I put them?

Hello, I have a MacBook A1708 with a SSD problem, sometimes is dont detect the SSD and i have already change 3 times, but the SSD do the same. I have jumped L8600 and L8602 but does the same thing. I tested the resistances and everything is good. What do you advise me to do?

Hello, I have a MacBook a1990 who is blocking on 5v, we have change UB300 because i see on th thermal camera is go up to 50° degres but is no go on 20V. After i have find a short ciruit on the line PP3V3_G3H_T, i have inject eletric power and i have find C8250 dead. there is no more short...