Dv15 Mlk Mb 112801 Boardview Updated ((install))

Technicians often reference this boardview for troubleshooting "no power" or "missing voltage" issues. 3.3V/5V Rail Mismatch : A known issue exists where the schematic may list a power IC, but the physical board uses a Power Rail Fix

format) allows you to click on any component or pin to see every other connected point on the physical board. Common Use Case dv15 mlk mb 112801 boardview updated

| Symptom | Suspect Area | Component to Check (via BoardView) | Typical Fix | | :--- | :--- | :--- | :--- | | No power, no LED | DC input circuit | PC101 , PL101 (first inductor after DC jack) | Replace shorted capacitor | | Powers on, no display | Vcore regulator | PU501 (ISL95833), PR501 (feedback resistor) | Re-solder or replace PU501 | | Fan spins, no POST | BIOS corruption | U601 (BIOS chip), search for SPI_MISO net | Flash updated BIOS via programmer | | No battery charging | Charger IC I2C bus | PR301 , PR302 (pull-ups for SMBus to EC) | Replace corroded resistors | | Intermittent shutdown | Temperature sense | RT601 (thermistor net TH_PROCHOT# ) | Replace thermistor or clean area | The addresses the following:

Based on technical listings and retail data, the board typically features the following configurations: dv15 mlk mb 112801 boardview updated

Previous versions of the DV15 boardview floating around repositories often had corrupted net lists or mismatched component locations (particularly regarding the IO controller). The addresses the following: