do you have a 19v csmrc on pin 3?
Measure all voltages on the charging IC
- cmsr 19v
- vin 19v
- acdet 2.6v
- regn 6v...
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[QUOTE=hoaca388;n1680133]Re: Lenovo ThinkPad T470s BIOS
thank you very much sir[QUOTE=hoaca388;n1680133]Re: Lenovo ThinkPad T470s BIOS
thank you very much sir...
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Sorry sir, I'm late in replying because I just came back from out of town, this is the serial number, sir, T470S Type(20JT) SN PC-0NDYG8, thank you, sir....
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please help friends T470s turns on without display, fan spins fast, thank you, I've cleaned me but it's still the same...
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please help thinkpad x13-t14s gen1 nm-C891 no display i have vcc_core , thank you
Thinkpad x13 type (20-T3) SN SN PC-1N53W3ā
please help thinkpad x13-t14s gen1 nm-C891 no display I have vcc_core , thank you
Thinkpad x13 type (20-T3) SN SN PC-1N53W3
in English please.....Last edited by fredyjbi; 08-23-2024, 10:28 AM.
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Please help, Dell 5550 turns on but the Dell logo is stuck, thank you
Service Tag 3CB1693...
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please help dell 5530 LA-J191P rev 1.0 (a00) stuck dell logo thank you
Please help Dell 5550 LA-J191P rev 1.0 (a00) stuck Dell logo, please help me clean this bios, the serial number paper has disappeared so I don't know what the serial number is, thank you...Last edited by fredyjbi; 08-13-2024, 11:28 AM.
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please help my friends have a thinkpad X390 TYPE (20Q1) SN PC-1KTXHL thank you...
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please help thinkpad x390 nm-b891 rev 2.0 no display
please help thinkpad x390 nm-b891 rev 2.0 no display usb type C meter 0.5amp, I have changed and flashed the bios the results are still the same thank you
THINKPAD X390 NM-B891 REV 2.0
PL0904 VCCCPUCORE 0.84v
PL0909 VCCCPUCORE 0.84v
PL0904 VCCCPUCORE 0.84v
PL1002 VCCGFXCORE_I 0v
PL1102 VCCSA 1.05V
PL1201 VCC1R2AP 1.2V
VCC2R5A 2.5V
VCC0R6BP 0.6V
VCCIO 1.05V
VCCST 1.05V
VCCSTG 1.05V
-PLTRST 3.3V
-DRAMRST 1.2V
+1.2V_PG 3.3V
VCCST_PWRGD 1.05V
CPUCORE_PWRGD 3.3Vā
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Sir, in this line D4404 has no components, thank you [ATTACH=JSON]{"data-align":"none","data-size":"medium","data-attachmentid":3306516}[/ATTACH]...
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I have several of these boards sir with the same case [ATTACH=JSON]{"data-align":"none","data-size":"large","data-attachmentid":3306506}[/ATTACH] [ATTACH=JSON]{"data-align":"none","data-size":"large","data-attachmentid":3306507}[/ATTACH]I have several of these boards sir with the same case [ATTACH=JSON]{"data-align":"none","data-size":"large","data-attachmentid":3306506}[/ATTACH] [ATTACH=JSON]{"data-align":"none","data-s...
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Can you please help me look at the shematic and find the problem, sir, thank you very much...
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I have several of these matherboards with the same case type C port B with USB type c meter only shows 5v, while port A is fine the laptop can turn on normally2 Photos
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Before that, thank you for your interest in helping me, sir, here are the measurement results
emove all power. No battery
meter dioda mode
port JUSBC1 (port A)
USBC_CC1_CONN 0.618
USBC_CC2_CONN 0.618
port JDOCK1 (port B)
USBC_CC1_CONN 0.618
USBC_CC2_CONN 0.618
with adapters
port JUSBC1 (port A)
USBC_CC1_CONN 5v
USBC_CC2_CONN 1.6v
port JDOCK1 (port B)
USBC_CC1_CONN 0.618
USBC_CC2_CONN 0.618
USBC_CC1_CONN 0v
USBC_CC2_CONN 1.6v
ā...
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hi.. yes, we are in different time zones, I am in Asia, so when it is night here, it is daytime, sorry for the delay in giving me an answer
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Please help, this is a schematic, thank you
[url]https://www.badcaps.net/forum/troubleshooting-hardware-devices-and-electronics-theory/troubleshooting-laptops-tablets-and-mobile-devices/schematic-requests-only/85066-lenovo-thinkpad-nm-b461-l480-l580-el480-tvw[/url]https://Please help, this is a schem...l480-tvw[/url]
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