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hi 2informaticos can you help me I got a problem I need to know can I change A2485 display with another original one /will true tone work/ or any other issues customer display got broken by my staff can you reply me

hi

SCL/SDA =3.3v present machine full working only not charging did you check it without battery connected? yes

green to red present

PPBUS_G3H =8.17 only Q7130 changed U7100 chasnged SMC reballed SMC_BC_ACOK =3.3v LIO board cable both changed

between R7020/60 its 47k and increases may I ask u that am getting 5v on ppbus before it switching to 20 I think this needs PP3V3_G3H_RTC_X present is it

PPBUS_G3H =5v /no short CHGR_RST_IN =0v

why CHGR_EN_MVR 0v . no PP3V3_G3H_RTC_X. PPBUS_HS_3V3G3HRTC_X=5v. AUX_DET=1.7v CSOP CSON CSIN CSIP =all 5v VDDA ,VDDP=5v

EG_RAIL1_EN P0V95R1V8GPU_R_EN EG_RAIL3_EN EG_RAIL4_EN EG_RAIL5_EN all not present

Board turns on comes caps lock working but no display no LCD 5V no backlight no gpu core no gpu vram volt

PPBUS -0.9v U5200: P_IN = 5.171V AUX_DET = 1.6V VDD = 5.084V VDDP = 5.082V AUX_OK = 0.001V AMON = 0.009V BMON = 0.001 PPBUS_AON and 3V8_AON -0v

dfu error

yes

820-01041 PP20V USB C -OK PPBUS G3H -OK PP3V3 G3H - pulsing ALL SLP /WAKE VOLTAGES also pulsing geting into DFU

checked by changing dc jack but same problem

with original adapter there is only 0.405 volt at J7000 pin 1,2

820-4924 working with fine with battery , when original charger plugged in no green light no voltage anywhere not power on (with out battery) if I plugged in fake charger all ok works fine after that if I plug original adapter everything gets okey .then if I put the laptop shutdown for 3 or 4...

t Thank you

hi have a doubt ,actually how Mac safe adapter outs voltage when plugging in and how dc in voltage generates can u please explain . thank you