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Hi I have an 820-00165 in with no liquid damage and nothing looks burnt but board wasn't turning on. Checked around and is missing PM_SLP_S4_L I have a clock signal, S5 voltages and PPBUS_G3H. Amber light on charger and PP3V42_G3H fine. However I only had 1V on SMC_PM_G2_EN. Replaced SMC and I...

Had an 820-3476-A that wasn't detecting the battery and had loads of green crap around the J0705 area. Customer decided to buy a replacement battery and plug that in without cleaning any of the corrosion! Anyway I ultrasonically cleaned the board and still had no battery detection and would not...

Hi Guys, Got an 820-3476 that was liquid damaged. Fixed this and was working fine but it's come back a month later with a beeping RAM issue. Checked voltages and I get all main power rails and machine in S0 state except I'm missing PP1V35_S3 (0V). My U7400 readings are as follows and can't...

[SOLVED]820-2915 No Trackpad. Keyboard only works once trackpad disconnected and reconnected Liquid Damage. Someone cleaned it up before me so couldn't see where the spill was on board but there were red probe points on a lot of the WS_KBD points, below U5010 area and below U4900. Came in...

Welcome to my nightmare... Got an 820-3476-A that was liquid damaged. After cleaning ultrasonically I replaced the following by looking for any burnt pins/what looked bad to get a fan spin: Replaced U1950 (PM_PCH_PWROK was all over the place) and replaced C1950 which was burnt Replaced R7202...

Hello, I have an issue with an 820-3115-B board. Board was liquid damaged - put it through the ultrasonic cleaner and powered it up - green light and fan spinning. Great! Disconnected magsafe and went to have something to eat. Came back 10 minutes later will not power on: gets green light but...