dynabook TECRA A40-J Series Maintenance Manual

Maintenance Manual (960-945) 4-9
Replacement Procedures
4.10.2 Removing a SIM Card
To remove a SIM card, follow the steps as detailed below and refer to
Figure 4-3.
1. Shut down the computer. Make sure the Power indicator is off.
2. To pop the SIM card tray partially open, insert a slender object (about
10mm, diameter 0.8mm), such as a straightened paper clip, into the
eject hole. Gently pull to open the SIM card tray.
3. Remove the SIM card from the SIM card tray.
4. Insert the SIM card tray back into the SIM card slot.
4.11 Cover Assembly and Base Assembly
4.11.1 Removing the Cover Assembly and Base Assembly
To remove the Base Assembly, follow the steps below and refer to Figure 4-
4 to Figure 4-5.
1. Close the display panel and turn the computer face down.
2. Remove the following screws securing the Cover Assembly and the
Base Assembly.
Figure 4-4 Removing the Base Assembly (1)
3. Separate the Base Assembly and Cover Assembly while releasing
the latches using a plectrum.
M2.5 x 5BT
4
8
2
6
7
9
3
5
9
5
11

dynabook TECRA A40-J Series Specifications

General

Operating System	Windows 10 Pro
Battery Life	Up to 10 hours
Graphics	Intel Iris Xe Graphics
Bluetooth	Bluetooth 5.1
Processor	Intel Core i5-1135G7 or i7-1165G7
Display	14.0" FHD (1920 x 1080) Anti-Glare
RAM	8GB/16GB DDR4
Storage	256GB/512GB SSD
Wireless	Intel Wi-Fi 6 AX201
Ports	2 x USB 3.2 Type-A, 1 x USB 3.2 Type-C, HDMI, Ethernet, MicroSD card slot
Security	Fingerprint Reader, TPM 2.0
Webcam	HD Webcam