ronelex
Senior Member
Last Activity: Today, 03:27 AM
Joined: 10-18-2016
Location: Tagbilaran City, Bohol
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Unit is now ok, thank you for the help, it is the right IC... -
Thank you, I will double check the pin out
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thank you, I will try to check the pin connection...
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Need Identify Chip
Hellow, I need to figure out the value of the chip which is shorted. Board number of unit : em ap525 ene v2.1 Which dont have any schematics and Boardview, this is the 0.75V voltage rail...
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I also needed the exact value ug PU8201 Chip with a code markings of B3FGF...Leave a comment:
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Dell Vostro 5515 Bios Request
Hello, I got a unit Dell Vostro 5515 with no display and I tried flashing the bios from the bios I have extract from the Dell Support Page but I have some issue with the Fan which is always spinning
Service Tag I have read from the back up bios : DN5K3B3
No serial can be read in the back because it cant be read... -
Good day, any one can clear me my bios? The unit is no power on, and when I reflash it using other bios in this thread, it errors 6 long red light and beep and 3 Short white light
Serial Number : 1CZ84803WQ...Leave a comment:
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Working to me, Thanks...Leave a comment:
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+3VLP_EC - 3.3v
+VTT_EC - 0v after power on 1v
+1.8VALW_ESPI - 0v after power on 0.2v
EC_RST# - 3.3v
EC_1.8V_EN - 0v
PCH_PWROK - 0v
PBTN_OUT# - 0v after power on 3.3v
SLP_SUS# - 0v
AC_IN - 3.3v
EC_ON -3.3v
ON/OFFBTN# - 3.3v
LID_SW# - 3.2v
MAINPWON - 3.3v
EC_RSMRST# - 0v
SYSON - 0v
VR_ON - 0v
PCH_DPWROK - 0v after power on 3.3v
PM_SLP_S4# - 0v on the first probe I manage to turn on the unit it measures 3.3v but after I turn it off no response again here
PM_SLP_S3# - 0v...Leave a comment:
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Same issue to the unit I am Working Right nowLeave a comment:
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Anyone can provide this schematic LA-C851P it is available but I dont know how to get this. I can only get LA-C581P while searchingLeave a comment:
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Mine is the 5 pin IC is leak which pull down the reading...Leave a comment:
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thanks for the idea I solved mine 1 of the OC measures below 3v which caused the problem, I solved the 2 units with the same IC Issue...Leave a comment:
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Problem Solved, just a Leak 5 pin IC causing the overcurrent to activateLeave a comment:
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I already tried removing ESD Chip same issue, maybe this is the last option we can do, can you edit mine? I will read the back up...Leave a comment:
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ASUS TUF B450M-PLUS-PRO GAMING USB Overcurrent Detected
Hello, so I got this ASUS TUF B450M-PLUS-PRO GAMING come in the shop with an issue of USB Overcurrent Issue. I already disconnect the USB connector going to the front USB port, and Check all port in the back and all are working and no short is detected,. Maybe someone can guide me how this USB Overcurrent Works because I got to boards with the same issue -
thank you for posting hopefully I can fix the board... -
Hellow sir, can you share your boardview and schematic for this model? I got missing 1.8AON...Leave a comment:
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ok thanks for the guide sir, I will update after I check it againLeave a comment:
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PP1V8_SLPS2R -3.7k ohms
PP3V3_G3H_PMU_VDDMAIN/PP3V3_G3H - 2.4 mega ohms
P1V8G3S_EN from u7800 - 40k ohms
I got this low ohms reading on
L8100 /PP1V1_S3_REG_R - 2.5ohms
I dont know if this is normal because I dont have any identical board onhandLeave a comment:
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