BIOS WORLDLenovo (Wistron) LCH 1 213014 1 UMA AUDIO 20210518 V1 FOR PE · Schematic (145 pages)
File name: LCH_1_213014_1_UMA_AUDIO_20210518_V1_FOR_PE.pdf
Lenovo (Wistron) LCH 1 213014 1 UMA AUDIO 20210518 V1 FOR PE — Schematic, board 213014-1, 145 pages. Main chips: NPCX997KA0BX-GP (EC), W25Q256JVEIQ / GD25B256DYIGR / AT24C256CMAHL (BIOS flash), BQ24800RUYR / BQ24800RUYR-1-GP (charger), NCP302045MNTWG-GP / SC470P50V2KX-L-GP / NB693GQ-C669-Z (PWM). Covers: WLAN / Bluetooth, storage (SATA / NVMe), power sequence, charger / battery, USB, USB-C.
- Type
- Schematic / document
- Size
- 3.4 MB
- Pages
- 145
- Added
- 2026-10-09
- Brand
- Lenovo (Wistron)
- Board
- 213014-1
- Also written as
- 2130141 · 213014 1
- MD5
- 906277558D9014E118CFCDF82E6340CA
- Found in
- Computers › Laptop › Lenovo ThinkPad › X1 & X series › X1-Extreme-Gen4
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Main chips and parts
| Part | Function |
|---|---|
| NPCX997KA0BX-GP | EC (embedded controller) |
| W25Q256JVEIQ | BIOS / SPI flash |
| GD25B256DYIGR | BIOS / SPI flash |
| AT24C256CMAHL | BIOS / SPI flash |
| W25Q80DVUXIE-GP-U | BIOS / SPI flash |
| CAT24C256HU41GT3 | BIOS / SPI flash |
| CAT24C256WI-GT3-GP | BIOS / SPI flash |
| BQ24800RUYR | Charger |
| BQ24800RUYR-1-GP | Charger |
| NCP302045MNTWG-GP | Power (PWM) |
| SC470P50V2KX-L-GP | Power (PWM) |
| NB693GQ-C669-Z | Power (PWM) |
| NCP81269MNTXG | Power (PWM) |
| TPS51716RUKR | Power (PWM) |
| NB693GQ-C669-Z-GP | Power (PWM) |
Text from the first pages
VCCST/VCCSTG VCC3_SUS/TP WWAN&WLAN · BUTTON CONN · DEBUG POINT BOARD Sequence VCC1R2A/VCC0R6B DECOUPLING IC VIDEO · SWITCH/eSPI PAD/FPR READER/IO Power · XTAL ROM RETIMER RETIMER RETIMER RETIMER CONNECTOR(1/3) CONNECTOR(2/3) and Slot · SSD (ALC3286) POWER/CONNECTOR 2.0 · F/USB-C AND CONTROLLER Retimer MODULE · AMP 080_HP/MIC/SPEAKER/DEBUG ENGINE ENGINE CONNECTOR DEBUG G-SENSOR TPM · Page IFP IFP IFP STRAP · PD TYPE-C TYPE-C MUX · PCIE/DMI TCP/DPIP MISC/CLK/JTAG CLK/CNVI DMI/RSVD (1/2) (2/2) PCIE/USB3 USB/SPI/MISC Straps