La-9413p Rev 1.0 Schematic May 2026Look for chip labeled PU5 or PU6 (often an RT8223). Find its VIN (pin 16) – should be 19V. Introduction In the world of laptop motherboard repair, the silkscreen code on a PCB is the first clue to unlocking its secrets. One such critical code is LA-9413P Rev 1.0 . This board is widely known as the primary motherboard for several models of Compaq and HP laptops, including the Compaq Presario CQ45, CQ58, HP Pavilion G6, and HP 1000 series. la-9413p rev 1.0 schematic This will take you to the power section (usually page 14). Look for chip labeled PU5 or PU6 (often an RT8223) Always ensure you download the official Rev 1.0 file (and the accompanying boardview) from a reputable repair forum. With the schematic in hand, patience, and a steady soldering iron, even the most daunting motherboard repair becomes a solvable puzzle. One such critical code is LA-9413P Rev 1 The RT8223 needs EN1 and EN2 (pins 3 & 4). The schematic shows these come from the EC via S5_ENABLE . If missing, the EC is not booting. Pin 8 ( VREG3 ) should output 3.3V. Pin 17 ( VREG5 ) should output 5V. If these are missing, the IC is dead. A: Yes, most HP G6 and Compaq CQ58 with Intel HM70/HM76 use LA-9413P Rev:1.0. Remove the bottom cover and check the white barcode label near the RAM slot to confirm. | |||||||||||
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