dynabook PORTEGE X40-J Series Maintenance Manual

Maintenance Manual (960-942) 4-32
Replacement Procedures
4.22 Keyboard/Cover Assembly
The keyboard is assembled to the Cover Assembly by hot melt glue. When
either the keyboard or the Cover Assembly needs to be replaced with a
new one, please replace them all with a new set of keyboard and Cover
Assembly which are already assembled.
4.22.1 Removing the Keyboard/Cover Assembly
To remove the Keyboard/Cover Assembly, follow the step below and refer
to Figure 4-38.
1. Release the following screws and separate the LCD Assembly and
Cover Assembly.
Figure 4-38 Removing the Keyboard/Cover Assembly
4.22.2 Installing the Keyboard/Cover Assembly
To install the Keyboard/Cover Assembly, follow the step below and refer to
Figure 4-38.
1. Set the LCD Assembly on the Cover Assembly and secure them with
the screws.
As the keytop may fall out, when handling the keyboard, always hold it by
the frame and do not touch the key top.
2
1
F2.5x5BT
LCD Assembly
Cover Assembly
3
4

dynabook PORTEGE X40-J Series Specifications

General

Graphics	Intel Iris Xe Graphics
Wireless	Wi-Fi 6 (802.11ax), Bluetooth 5.1
Processor	Up to 11th Gen Intel® Core™ i7 Processors
Display	14.0" FHD (1920 x 1080) Anti-glare
RAM	Up to 32GB DDR4
Storage	Up to 1TB PCIe SSD
Operating System	Windows 10 Pro
Weight	Approx. 1.05 kg
Security	Fingerprint Reader, TPM 2.0
Ports	2 x Thunderbolt 4, 1 x USB 3.2, HDMI, microSD card slot