Lenovo / ThinkPad / L Series

ThinkPad L13 Yoga Gen 4 (Intel)

ThinkPad L13 Yoga Gen 4 (Intel) is a 13.3-inch notebook in the L Series family.

Scope: Product generation / platformPSREF verified
Machine Type: 21FJ / 21FK
Model / MTM: 1477Official Models verifiedDirect specifications: 21FJ000LJP

Search Japan marketplaces for ThinkPad L13 Yoga Gen 4 (Intel)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: 1 exact specifications recorded1477 Models entries verified
CPU / GPU: 13th Generation Intel U Series Core i3 / i5 / i75 CPU options / Intel UHD Graphics / Intel Iris Xe Graphics / Platform options / integrated GPU varies by CPU / this PSREF does not list a dGPU option
Display: 13.3-inch / 1920x12002 platform options / Multi-touch
WWAN: Configuration-dependentRetrofit conditions apply

Upgrades and repair

Memory: LPDDR5-4800 / SolderedSO-DIMM: 0 / maximum 32 GB
Storage: M.2 2242 SSDPCIe NVMe 4.0 x4 / Maximum simultaneous devices 1 device(s)
Power: USB-C Power Delivery 3.0AC adapter: 45 W / 65 W
Parts / service: Not collectedHMM 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.

Memory implementation: LPDDR5-4800 / Soldered / SO-DIMM: 0
Storage form factor: M.2 2242 SSD
Maximum simultaneous devices: 1 device(s)

Hardware Maintenance ManualOpen external site in a new tab

Specifications

CPU

CPU options for this platform / Intel13th Generation Intel U Series Core i3 / i5 / i7

CPU	Integrated GPU	Cores / threads	Base frequency	Max frequency
Intel Core i3-1315UOpen external site in a new tab	Intel UHD Graphics	6 / 8	1.20 GHz	4.50 GHz
Intel Core i5-1335UOpen external site in a new tab	Intel Iris Xe Graphics	10 / 12	1.30 GHz	4.60 GHz
Intel Core i5-1345UOpen external site in a new tab	Intel Iris Xe Graphics	10 / 12	1.60 GHz	4.70 GHz
Intel Core i7-1355UOpen external site in a new tab	Intel Iris Xe Graphics	10 / 12	1.70 GHz	5.00 GHz
Intel Core i7-1365UOpen external site in a new tab	Intel Iris Xe Graphics	10 / 12	1.80 GHz	5.20 GHz

Memory

Type: LPDDR5-4800
Maximum capacity: 32 GB
Physical slots: 0
Implementation: LPDDR5-4800 / Soldered
Upgrade / replacement: Not recorded
Capacity options: 8 GB / 16 GB / 32 GB
Configuration constraints: Memory is soldered to the system board and has no sockets
Memory operates in dual-channel mode

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

Storage

Interface and form factor: PCIe NVMe 4.0 x4
Supported form factors: M.2 2242 SSD
Physical slots: 1
Maximum simultaneous devices: 1 device(s)
Upgrade / replacement: Not recorded
Configuration constraints / exclusions: The PSREF explicitly documents one M.2 2242 PCIe 4.0 x4 slot and one drive.

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: 13.3-inch
Platform configuration options: configuration Resolution Touch Panel / brightness Surface / features
WUXGA IPS touch
13.3-inch 1920x1200 Multi-touch IPS / 300 nits anti-reflection and anti-smudge / OGS 10-point touch / 100% sRGB
WUXGA low-power IPS touch
13.3-inch 1920x1200 Multi-touch IPS / 400 nits anti-glare and anti-smudge / OGS 10-point touch / 100% sRGB / Low power / TÜV Low Blue Light

configuration	Resolution	Touch	Panel / brightness	Surface / features
WUXGA IPS touch 13.3-inch	1920x1200	Multi-touch	IPS / 300 nits	anti-reflection and anti-smudge / OGS 10-point touch / 100% sRGB
WUXGA low-power IPS touch 13.3-inch	1920x1200	Multi-touch	IPS / 400 nits	anti-glare and anti-smudge / OGS 10-point touch / 100% sRGB / Low power / TÜV Low Blue Light

Battery architecture

Architecture: Internal
Chemistry: Li-Polymer
Capacity: 46 Wh

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

Power and AC adapter

Connector: USB-C Power Delivery 3.0
Wattage: 45 W / 65 W

Wireless and WWAN

WLAN options: Intel Wi-Fi 6 AX201 802.11ax 2x2 Wi-Fi with Bluetooth 5.1
Intel Wi-Fi 6E AX211 802.11ax 2x2 Wi-Fi with Bluetooth 5.1
WWAN: Configuration-dependent
Retrofit / conditions: Retrofit conditions apply
WWAN options: Wireless WAN upgradable to 4G with antenna ready
Fibocom L860-GL-16 4G LTE CAT16
Quectel EM05-G 4G LTE CAT4
No support
Notes: WWAN availability and antenna readiness depend on configuration.

Ports and docking

Ports: Two USB 3.2 Gen 1 Type-A ports including one Always On
USB-C 3.2 Gen 2 with Power Delivery and DisplayPort
Thunderbolt 4 / USB4 with Power Delivery and DisplayPort
HDMI up to 4K/60Hz
Optional smart card reader
Optional Nano-SIM card slot
Docking support: Various docking solutions supported via Thunderbolt or USB-C

Dimensions and weight

Platform value: 305 × 218 × 17.06 mm
Platform starting weight: 1.32 kg / Starting weight

Convertible and pen

Hinge: 360°
Mode: laptop / tent / stand / tablet
Pen: Lenovo Integrated Pen
Pen storage: Garaged in the chassis
Charging: Rechargeable

Official maintenance documentation and key procedures

L13 Gen 4, L13 Yoga Gen 4, S2 Gen 8, and S2 Yoga Gen 8 Hardware Maintenance ManualOpen external site in a new tabThird Edition (June 2024) · 2024-06Scope: Combined Hardware Maintenance Manual for ThinkPad L13 Gen 4 Intel Machine Types 21FG and 21FH, L13 Gen 4 AMD Machine Types 21FN and 21FQ, L13 Yoga Gen 4 Intel Machine Types 21FJ and 21FK, and L13 Yoga Gen 4 AMD; the manual prints AMD Yoga Machine Types 21FR and 21FC, while the official Lenovo Models source directly exposes 21FR and 21FS. It also covers ThinkPad S2 Gen 8 and S2 Yoga Gen 8. This source discrepancy is preserved and is not used to override the Models Machine Type values.

Key procedures

Base cover: p.71–72
Built-in battery: p.72–73
Keyboard: p.73–75
M.2 SSD: p.75–76
Display assembly: p.96–97

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

Not collected

KATABAN.FYI has not yet collected official Model-listed parts for this product. This is not evidence that no compatible parts exist.

Model / MTM

1477

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: 1477
Exact configuration data: 1

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

Model / MTM with recorded exact specifications

Exact specifications recorded

These are sold configurations listed in Lenovo Models. They are not serial-number or as-built configurations. Each value comes directly from the applicable Model / MTM row.

Model / MTM	Machine Type	Region / Country/Region	Processor	Graphics	Memory	Storage	Display	Touchscreen	WLAN / Bluetooth	WWAN	OS	Official evidence
`21FJ000LJP`	`21FJ`	JAPAN / Japan	Intel Core i3-1315U, 6C (2P + 4E) / 8T, P-core 1.2 / 4.5GHz, E-core 0.9 / 3.3GHz, 10MB	Integrated Intel UHD Graphics	8GB Soldered LPDDR5-4800	256GB SSD M.2 2242 PCIe 4.0x4 NVMe Opal 2.0	13.3" WUXGA (1920x1200) IPS 300nits Anti-reflection / Anti-smudge, 100% sRGB, Touch	OGS, 10-point Multi-touch	Intel Wi-Fi 6 AX201, 802.11ax 2x2 + BT5.2	Non-WWAN	Windows 11 DG Windows 10 Pro 64, Japanese	Lenovo Models

Evidence

3 sources. Of 13 product claims, 13 are verified with high confidence.This page covers PSREF platform information and identifiers listed in Lenovo Models. Exact MTM specifications and parts relationships have not been collected. Procedure coverage in official maintenance documentation is audited per product for major components.