The LAC701P Rev 10 is an 8-layer board (Top, Inner1, GND, Power1, Power2, Inner2, Inner3, Bottom). The original boardview often misplaces vias on inner layers, showing a trace connecting to Layer 3 when it actually routes through Layer 5. This leads to wasted time probing non-existent connections.
Use the patched boardview to follow the trace from the DC-in connector ( PJDC1 ) through the protection diodes to PQ101 . lac701p rev 10 boardview patched
The is a specialized repair tool for the Lenovo G70-70/B70-80 motherboard. The "patched" version saves repair time by providing readable net names and corrected component layers, allowing technicians to quickly diagnose power failures and short circuits on The LAC701P Rev 10 is an 8-layer board
Hosted as LA-C701P Boardview and Schematic and LA-C701P Schematic . Use the patched boardview to follow the trace
– Some original files have incorrect reference designators (e.g., PR123 instead of PR125 ). The patch corrects these to match the silk screen on the actual PCB.
In the component-level repair community, official factory documentation is often leaked, shared, or sold among technicians. However, factory-original files for the LA-C701P Rev 1.0 frequently suffer from a few distinct issues: