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BKL_PWM - 1.47V BKL_EN - 2.84V LCDBKLT - 8.57V BKL_PWM - 1.47V is OK??

I have 2915 board with H5GQ2H24MFR and want to put H5GQ1H24AFR I realized that I will cut the vram from 1GB to 512MB but at this moment I havenot got another vram. Should I move some resistor?

Disconnect power cable. Hold the power button on Macbook - Duration is not important, you can move to step 2 in a matter of milliseconds. Connect the power cable whilst still holding the power button. With the power cable in, keep the power button hold for at least 5 seconds. Release the power...

Is there any common problem with this board? https://postimg.org/image/oichgovhh/ This Sony work only with battery but doesnot work only with AC adapter and will not charge the battery. Docking board has BQ24725 and ACOK - 0V if I measure the board disconected from the main board. any common...

This board starts to load OS X but never finish to do it. Eternal apple I noted that somebody touched the bios yet, so I am afraid this board has no clean ME. If I dont have backup, it is possible to create a good working dump for this board or eternal Apple is not bios problem.

A1389 reteina screen are 2 models? 2013-2014 - 1 model 2015 - another model?

What PDF program do you use to open PDF shcematic? Something better then Adobe reader?

820-3209 ppbus8.18V Should I start by replacing SMC?

I just got a retina A1502 screen but seller is not sure if it is 2014 or 2015. Is there any way to check that?

This board power with chime and TB image is OK. But on LVDS screen no video, white screen. I checked and L9004 was bad. I replaced it and no no white screen anymore. Now dark screen but no video, no backlight. If I remove L9404 I have white screen again. LCDVDD, LCD_F, CLK and DATA are at 3.3V...

I replaced 2 times 0005 and same story. Pink screen and square with Apple. Vram is hynix. I didnot remove the glue when I replaced the GPU. Do you remove it?

Imac 2009 i7 video dissapear in 2-3 minutes. Is that screen problem? If I reboot the iMac video comes again for 1,2,3 minutes each time I reboot. Sometimes 30 seg. On external screen always has video.

LCD_PWR_EN is missing and no short to ground. Board chime and mouse light. No video, no backlight. Nothing with flashlight Is that GPU problem? LVDS_DDC_CLK and LVDS_DDC_DATA present at 3.4V

This board firstly run ok with video but fan at full speed. It has liquide damage arround ISL and ppbus 12.26V. Aftert clean this area, I already have 12.56V but now doesnot power. 3V_S5 are present 5V_S3 appears only when plug the charger the first time for 0.1 seg. It doesnot pulsing. If I...

Is there any common problem with these boards? I have severals and no one detect the hdd.I checked =PP5V_S0_HDD and it jumped from 5V to 3V Of course I replaced hdd and cable already.

Green light - Ok SMC_RESET_L - 3.3V SMC_ADAPTER_EN - 3.3V PP3V3_S5 - 3.3V stable 32khz PCH - present PM_RSMRST_L (Reset PCH) - - 3.3V RTC_RESET_L (Reset RTC) - - 3.3V 5V_S3 - can check a pulse each 8 seg. 5V_S3 COIL diode mode -> 0.149 and 1.09 Bios and clock chip looks good.

This board power and work ok and recognize battery in OS X but without battery it will not power up. Is that SMC problem? No green light. Already tried another jack and adapter. Only with AC adapter: ppbus 12.59V 3V42 - Present ACOK - 3.14 SMC_ADAPTER_EN - 3.28V =PP3V3_S5_REG - 3.31V...

I need to replace 0084 to 0005 with 4 vram minix. What resistors I should remove or add?

Customer told me never was droped. Problem is sometimes randomly it crashs with kernel error and reboot. Somebody repaired Macbook air with this problem?

Somebody have dump for 820-3662-A? I dont have backup as I recived the MBP with bios flashed already.