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crwdns2918538:0crwdne2918538:0

crwdns2934243:0crwdne2934243:0 Ross Mukai

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820-3332 No backlight after liquid spill

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Hi, I have a macbook pro A1398 with a 820-3332-A logic board. The keyboard and screen backlights are both dead after liquid spill. I cleaned up the board. I checked the fuse F9700 and shows continuity. I found some answers suggesting replacing the wled driver with an lp8545sqx but my board has a national semiconductor VM22AC 45-EXTJ at U9701.

What should I do next?

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-MacBook Pro 15" Unibody
+MacBook Pro 15" Retina Display Mid 2012

crwdns2915684:0crwdne2915684:0:

open

crwdns2934241:0crwdne2934241:0 Ross Mukai

crwdns2947189:0crwdne2947189:0:

820-3332 No backlight after liquid spill

crwdns2934249:0crwdne2934249:0:

Hi, I have a macbook pro A1398 with a 820-3332-A logic board. The keyboard and screen backlights are both dead after liquid spill. I cleaned up the board. I checked the fuse F9700 and shows continuity. I found some answers suggesting replacing the wled driver with an lp8545sqx but my board has a national semiconductor VM22AC 45-EXTJ at U9701.

What should I do next?

crwdns2866306:0crwdne2866306:0:

MacBook Pro 15" Unibody

crwdns2915684:0crwdne2915684:0:

open