BIOS WORLDLenovo (Wistron) X220 LMC IOB 07577-1 final MP1_IOSUB-CARD · Schematic (9 pages)
File name: X220 LMC IOB 07577-1_final.pdf
Lenovo (Wistron) X220 LMC IOB 07577-1 final — Schematic, board MP1_IOSUB-CARD, 9 pages. Main chips: SC470P50V2KX-3GP (PWM), TPS2065DGN-GP (LDO), CX20561 / CX20561-15Z-GP (audio), R5U880 / R5U880-GP (USB). Covers: audio, USB.
- Type
- Schematic / document
- Size
- 88.6 KB
- Pages
- 9
- Added
- 2026-10-09
- Brand
- Lenovo (Wistron)
- Board
- MP1_IOSUB-CARD
- Also written as
- MP1_IOSUBCARD · MP1_IOSUB CARD · MP 1_IOSUBCARD · MP-1_IOSUBCARD
- MD5
- 39CCFF830C487F9FF8DC5D234001F10D
- Found in
- Computers › Laptop › Lenovo ThinkPad › X1 & X series › X220
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Main chips and parts
| Part | Function |
|---|---|
| SC470P50V2KX-3GP | Power (PWM) |
| TPS2065DGN-GP | Power (LDO / switch) |
| CX20561 | Audio |
| CX20561-15Z-GP | Audio |
| R5U880 | USB / ports |
| R5U880-GP | USB / ports |
| 2N7002EPT-GP | MOSFET |
| PDTC115EE-1-GP | Diode / transistor |
| IP4220CZ6-GP | Diode / transistor |
| 74AHC1G00DCKR-1GP | Logic |
| NC7SZ384P5X-1-GP | Logic |
Text from the first pages
SLICE SPEAKER · Mocha/Pecan/Caramel Inverter · DIAGRAM SYSTEM · SUB-CARD CONNECTOR · AMOM Modem CODEC CX20561 READER R5U880 6 · AUDIO CARD MS, USB · Ricoh SD, · HP AUDIO AN12946A SYSTEM SPEAKER · TOP Signal GND Bottom Thickness: · LHPOUT RHPOUT · PORTB PORTC PORTD · AMOM used · to are · S AGND MICVCC 1 · these circuit · Distribute Audio AGND