Lenovo / ThinkPad / X1 Carbon

ThinkPad X1 Carbon (4th Gen)

ThinkPad X1 Carbon (4th Gen) is a 14-inch notebook in the X1 Carbon family.

Scope: Product generation / platformPSREF verified
Machine Type: 20FB / 20FC
Model / MTM: 292Official Models verifiedDirect specifications: Not collected

Search Japan marketplaces for ThinkPad X1 Carbon (4th Gen)Amazon Japan Rakuten Ichiba (Japan)Yahoo! Shopping (Japan)Mercari (Japan)Yahoo! Auctions (Japan)External sitesPR

Buying and service essentials

Verified in official sources

Check before buying

Model / MTM: Not collected292 Models entries verified
CPU / GPU: 6th Generation Intel Core i5 / Core i74 CPU options / Intel HD Graphics 520 / Platform options / integrated GPU only
Display: 14-inch / 1920x1080 / 2560x14402 platform options / Non-touch
WWAN: Configuration-dependentRetrofit conditions apply

Upgrades and repair

Memory: LPDDR3-1866 / Soldered to system boardSlots: 0 / not upgradable
Storage: M.2 SSDPhysical slots: Not recorded / Not recorded
Power: Not recordedAC adapter: 45 W / 65 W
Parts / service: Model-listed partsHMM verified / Key procedures verified

Motherboard and slot topology

Shows the strength of the supporting evidence. It is not a performance score or recommendation. Full sources appear in the Evidence section below.

Purpose, physical count, implementation, upgrade or replacement state, and CRU class are shown together.

Purpose	Implementation / slot	Count	State	Upgrade / replacement	Service classification	Notes
Memory	Onboard memory LPDDR3-1866 / Soldered to system board	0	None	Not upgradable	Not applicable	Lenovo PSREF states: soldered to systemboard, no sockets.

Hardware Maintenance ManualOpen external site in a new tab

Specifications

CPU

CPU options for this platform / Intel6th Generation Intel Core i5 / Core i7

CPU	Integrated GPU	Cores / threads	Base frequency	Max frequency
Intel Core i5-6200UOpen external site in a new tab	Intel HD Graphics 520	2 / 4	2.30 GHz	2.80 GHz
Intel Core i5-6300UOpen external site in a new tab	Intel HD Graphics 520	2 / 4	2.40 GHz	3.00 GHz
Intel Core i7-6500UOpen external site in a new tab	Intel HD Graphics 520	2 / 4	2.50 GHz	3.10 GHz
Intel Core i7-6600UOpen external site in a new tab	Intel HD Graphics 520	2 / 4	2.60 GHz	3.40 GHz

Memory

Type: LPDDR3-1866
Maximum capacity: 16 GB
Physical slots: 0
Implementation: LPDDR3-1866 / Soldered to system board
Upgrade / replacement: Not upgradable
Capacity options: 4 GB / 8 GB / 16 GB
Configuration constraints: Soldered to systemboard; no sockets

Check the board layout in the HMMOpen external site in a new tab

Storage

Interface and form factor: SATA 6.0Gb/s / PCIe NVMe PCIe 3.0 x4
Supported form factors: M.2 SSD
Physical slots: Not recorded
Upgrade / replacement: Not recorded

Search Japan marketplaces for M.2 NVMe SSDAmazon Japan Rakuten Ichiba (Japan)Yahoo! Shopping (Japan)Mercari (Japan)Yahoo! Auctions (Japan)External sitesPR

Check the SSD replacement procedure in the HMMOpen external site in a new tab

Display

Size: 14-inch
Platform configuration options: configuration Resolution Touch Panel / brightness Surface / features
FHD non-touch
14-inch 1920x1080 Non-touch IPS / 300 nits anti-glare
WQHD non-touch
14-inch 2560x1440 Non-touch IPS / 300 nits anti-glare

configuration	Resolution	Touch	Panel / brightness	Surface / features
FHD non-touch 14-inch	1920x1080	Non-touch	IPS / 300 nits	anti-glare
WQHD non-touch 14-inch	2560x1440	Non-touch	IPS / 300 nits	anti-glare

Battery architecture

Architecture: Internal
Chemistry: Lithium Polymer
Cells: 4
Capacity: 52 Wh

Each row is a platform configuration option. Simultaneous installation is not inferred.

Power and AC adapter

Connector: Not recorded
Wattage: 45 W / 65 W

Wireless and WWAN

WLAN options: Intel Dual Band Wireless-AC 8260, 2x2
Intel Tri-Band Wireless-AC 18260 with WiGig, 2x2
WWAN: Configuration-dependent
Retrofit / conditions: Retrofit conditions apply
WWAN options: Wireless WAN upgradable
Sierra Wireless EM7455
HUAWEI ME906S
Notes: WiGig is mutually exclusive with WWAN.

Ports and docking

Ports: 3x USB 3.0
Mini DisplayPort
HDMI
MicroSD card reader
Docking support: Lenovo OneLink+ connector
Optional WiGig dock, mutually exclusive with WWAN

Dimensions and weight

Platform range: 333 × 229 × 14.95–16.45 mm
Platform: 1.17 kg / Starting weight

Official maintenance documentation and key procedures

ThinkPad X1 Carbon and X1 Yoga Hardware Maintenance ManualOpen external site in a new tabFourth Edition · 2019-10Scope: ThinkPad X1 Carbon Machine Types 20FB and 20FC, and X1 Yoga Machine Types 20FQ and 20FR

Key procedures

Base cover: p.75–76
M.2 SSD: p.76–78
Battery: p.83–84
Display assembly: p.93–96

Part number information

Part numbers and their relationships to this product or model are shown when verified in official Lenovo sources.

Official Model-listed parts

Lenovo listing verified

These 30 parts are listed directly for Model 20FB002JUS in Lenovo Parts Lookup.

Model / MTM: 20FB002JUS
Model-listed parts: 30
Parts with direct specs: 4
Official source: Lenovo Parts Lookup

Component	P/N	Lenovo-provided name	Direct Lenovo specifications	Substitute references
AC アダプター (AD)	`45N0256`	Lenovo AC_ADAPTER 65W 2 ピン	Capacity 65W Pin 2 Safety WW	6 (not expanded)
アンテナ (AN)	`01AW956`	ANTキット、WWAN+WLAN、WNC	Not confirmed	1 (not expanded)
内蔵バッテリー (BI)	`01AV438`	内蔵、4c、52Wh、リチウムイオン、LGC	Not confirmed	10 (not expanded)
Aカバーアセンブリー、LCD カバーアセンブリー (CA)	`01AW988`	背面カバー、WWAN付き、ノイズ・ソリューション	Not confirmed	—
CMOSバッテリー (CB)	`00HN933`	RTC,1C,3V,LION,CR1620	Not confirmed	6 (not expanded)
ケーブル、外部ケーブル、電源コード、USBケーブル、CRU可能内部ケーブル (CC)	`42T5008`	Lenovo 電源コード、US/CA、1M、2P	Not confirmed	12 (not expanded)
内蔵カード (CI)	`00JT817`	センサー・サブカード (Clamshell)	Not confirmed	—
内蔵カード (CI)	`00JT819`	Button Subcard(Clamshell)	Not confirmed	—
内蔵カード (CI)	`01AW969`	FPR、カード、Dreamtech	Not confirmed	1 (not expanded)
内蔵カード (CI)	`01AW994`	ClickPad,PCBA,glass,Bracket	Not confirmed	1 (not expanded)
C-カバーとキーボード (CK)	`01AV154`	キーボード付き C-Cover、英語、ブラック、バックライト	Not confirmed	1 (not expanded)
WLAN (CL)	`00JT530`	Wireless,CMB,IN,8260 MP Vpro	Not confirmed	1 (not expanded)
カメラ (CM)	`00HN335`	カメラ、720P、前面、MIC、ZIF、Chy	Not confirmed	3 (not expanded)
カバー (CO)	`01AW996`	ベース・カバー,新しいフックあり	Not confirmed	1 (not expanded)
内蔵ケーブル (CT)	`00JT850`	LCD、FHD、ケーブル	Not confirmed	—
内蔵ケーブル (CT)	`00JT851`	LED、カメラ、SNSR、CBL、C/S	Not confirmed	—
ファン/ 冷却アセンブリ (FA)	`00JT800`	CPU heatsink,w/fan,FRK	Not confirmed	2 (not expanded)
スクリューキット/ラベルキット/その他 (KS)	`01AW959`	MECHANICAL,Screw kit	Not confirmed	—
LCD部品 (LA)	`00JT846`	LCD Bezel,C/S	Not confirmed	—
LCDパネル (LP)	`00NY411`	Lenovo ディスプレイ LGD 14.0 FHD IPS AG	Size (Inch) 14 Resolution FHD Screen Type (Glare or Anti-Glare) Anti-Glare Touch Non-Touch Panel Type IPS Brightness (nit) 200	3 (not expanded)
M.2カード (M2)	`00JT037`	256G,M.2,2280,PCIe3x4,SAMSG,OPAL	Capacity (GB) 256 Form Factor M.2 2280 Interface PCIE3X4 Security OPAL	201 (not expanded)
メカニカルアセンブリ (MA)	`00JT862`	クリックパッド、ブラケット、スポンジ、テープ	Not confirmed	—
メカニカルアセンブリ (MA)	`01AW982`	ヒンジL/R、SLV、プラスチック付き、AVC	Not confirmed	1 (not expanded)
内蔵部品その他 (MN)	`01AW963`	BASE,Misc kit	Not confirmed	—
内蔵部品その他 (MN)	`01AW965`	Planar,Misc kit	Not confirmed	—
内蔵部品その他 (MN)	`01AW971`	FPR、ブラケット	Not confirmed	1 (not expanded)
内蔵部品その他 (MN)	`01AW986`	LCD,その他のキット	Not confirmed	1 (not expanded)
システムボード (PL)	`01LV908`	WIN、i5-6300U、vPro、8G、AMT、TPM	DPK WIN CPU intelI56300U GPU Type UMA DRAM 8G AMT Y-AMT	8 (not expanded)
RDVD/ RUSB (RC)	`01FV478`	FAP Win7PROx64 SP1 US	Not confirmed	2 (not expanded)
内蔵スピーカー (SI)	`00JT835`	スピーカーASM、L/R	Not confirmed	—

This table contains parts listed directly for the displayed Model / MTM. It is not a product-wide compatibility list. Substitute identifiers are retained as counts and are not promoted to published parts in this breadth layer.

Model-listed parts: View parts listed for a Model

Model / MTM

292

Codes listed in Lenovo Models identify a relationship to this product. They do not establish exact CPU, memory, storage or other configuration details.

Model / MTM codes verified in official sources: 292
Exact configuration data: Not collected

Enter a code to search the official Lenovo Models data for this product.

Exact Model / MTM configuration data is not recorded. Specifications on this page are platform-level options.

Evidence

4 sources. Of 14 product claims, 14 are verified with high confidence.Display, battery and keyboard parts relationships each show their state as verified in official sources. Procedure coverage in official maintenance documentation is audited per product for major components.