Laptop chargers lights turns on, but the board does nothing (no fan, no LEDs, not charging).
A: Yes, they refer to the exact same physical board. 10203-1 is the short code; 48.4JW06.011 is the full Compal specification number.
A: Many repair PDFs have a default password. Try fres or a . Some are printed locked; use a PDF unlocker tool (offline).
Often a shorthand for the project code. In Compal’s ecosystem, "LA" frequently indicates a motherboard series designed for Acer’s consumer line (e.g., Aspire E series, V series, or some Chromebooks). The "56" may denote a specific power delivery configuration or chipset generation. 10203-1 la56 mb 48.4jw06.011 schematic
: The BQ24745 is the primary charging IC identified in repair logs; the schematic is used to verify its input and output signals when the battery won't charge or the system won't power on via the adapter.
The 10203-1 board stores the BIOS in a SPI flash chip (usually Winbond 25Q64 series). Symptoms include:
Just let me know what type of content you actually need — repair guide, component list, or educational summary. Laptop chargers lights turns on, but the board
On the schematic, find the power button connector ( JPC1 ). Short its PWRBTN# pin to ground for 1 second. The EC should then assert PSON# to the main power controller. If not, the EC is dead or needs reprogramming.
For those interested in exploring the 10203-1 LA56 MB 48.4JW06.011 schematic in more detail, the following resources may be helpful:
Understanding the board's layout is the first step in using the schematic for troubleshooting: : Intel HM55. CPU Socket : rPGA-989. Memory : Dual-channel DDR3 DIMM slots, supporting up to 8GB. A: Many repair PDFs have a default password
: Options for integrated Intel HD graphics or discrete nVidia GeForce G310M .
Available in both UMA (Integrated Intel HD) and Discrete (NVIDIA GeForce) configurations.