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    A2159 820-001598 Lid Issue

    Hi, Got this mac. Ther is no water damage. Customer just updated system and suddenly it started to not wake up sometimes when you open LID, also not turning off when i close it so battery getting 0% and after that it turns on with charger. My question is where i can find lid sensor on this...
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    A1990 820-01041 no backlight with 55V on line

    Hi, No water damage, no visible bad component. There are 55V on PPVOUT_S0_LCDBKLT and continuity to PIN 43 from C8460/61/62... Already tried with new flex and 2 good know lcd panel. No way, there is no backlight on display. Thanks
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    820-01521 One of ports not charging.

    That is exactly what happening. Just add the detail about which port is connected charger. When i connect charger to: Port 1 (near corner): all is working fine, getting all lines, booting mac, charging and getting all ines on both CD3215 Port 2 (used for DFU) not getting 3V3_G3H_RTC and...
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    820-01521 One of ports not charging.

    the key is: it is missing only when connect charger to second port (which is used for DFU) then when i have a problema. First port is working fine.
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    820-01521 One of ports not charging.

    There is continuity from R6979 to C3100. As i told there is only 1 port failing. Even when i boot with good port C3100 is getting correcto voltage. May be than CD32 bad reballed/soldered
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    820-01521 One of ports not charging.

    this line: PP3V3_G3H_RTC ? I cannot find where it comes from.
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    820-01521 One of ports not charging.

    Got this board absolutly dead. Q3100 and Q3200 was heating up while trying to boot. Replaced them and also removed and replaced shorted C7034. Now computer works fine.except of one of ports. It is U3100 Port getting 5V and 0 AMPS. Alreday tried to replace it from donor board but no changes...
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    820-02020 (A2338) MacBook Pro M1 fans always high.

    I had already posted about Apple Diagnostic: Diagnostics says: They may be issue with FAN PPF003, but new FAN does same Will try DFU restore
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    820-02020 (A2338) MacBook Pro M1 fans always high.

    This was first i checked and seems to be all ok. I was thinking and they way mac starts (fan high, always turned on) is very similiar to SMC BY PASS mode in previous Mac series, like power button is pressed always. As I know theese models smc is integrated with CPU and bypass is not working...
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    820-02020 (A2338) MacBook Pro M1 fans always high.

    UD230 seems to be ok, also all componentes near by. Finally i run diagnostic ( sorry i didnt know that on M1 it's different way to start). Diagnostics says: They may be issue with FAN PPF003, but new FAN does same P.S. And there is no way to shut this mac down :D. Display turning black but fan...
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    820-02020 (A2338) MacBook Pro M1 fans always high.

    With external LCD works same way. Fans running high speed. Tested with good trackpad and flex and same. Also there is no way to boot in diagnostico mode. Computer is just ignoring keyboard before login screen ( no pram no diagnostic mode, no recovery mode). I found that there is no way to...
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    820-02020 (A2338) MacBook Pro M1 fans always high.

    Hi, Got this board with no liquid damage. Everything is working fine except of the fan that is always at high speed. Tried working fan and it's same
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    820-00923 no internal image. External OK

    All EDP_INT lines are about 0.330-0.350. Actually i have no board to check it. Checked same lines on A2251 and the value is 0.450.
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    820-4924 doesnt run from battery

    Thank you very much. this week will try flash it.
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    820-4924 doesnt run from battery

    it was SMC. replaced and all is ok now thank you P.S: Is there anyway to reprogramm SMC??? I got first from 820-3476 board (similar, but not same) and everything was ok but it was detecting 42 inches display and resolution was over 2500px.
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    820-4924 doesnt run from battery

    Removed D7050 and R5381 still 15ohms. Diode mode same (0,003) It really seems bad connections between smc and ISL because voltage PIn 2 R5380 (SMBUS_SMC_5_G3_SDA)on fluctuating from 0,2 to 3.3
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    820-4924 doesnt run from battery

    R5381 must be 2K OHMS but it is 15 OHMS . Replaced it but still same value. Diode mode: SMBUS_CHGR_SCL = 0,003 SMBUS_CHGR_SDA = 0,497
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    820-00165 Power Button is resetting SMC

    Solved. It was trackpad cable
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