Video Interface; Bios; Keyboard - Acer Aspire E1-421 Service Manual

Video Interface

Item
Chipset
Package
Interface
Compatibility
Sampling rate

BIOS

Item
BIOS vendor
BIOS Version
BIOS ROM type
BIOS ROM size
Features

Keyboard

Item
Type
Total number of keypads
Windows logo key
Internal & external
keyboard work
simultaneously
Features
1-26
ATI
Zacate
UMA
UMA
Fully compliant with the electrical specifications of
ANSI/TIA/EIA-644
500 MHz
Insyde
1.03
W25Q16BVSSIG (16M-bit), W25Q32BVSSIG (32M-bit)
4MB Serial Flash Memory
Insyde code base

boot block

non-shadow RAM support

uEFI

Acer TM4T_A11B keyboard
86-US/87-UK/91-JP key
Yes
Plug USB keyboard to the USB port directly: Yes
Phantom key auto detect

Overlay numeric keypad

Support independent pgdn/pgup/home/end keys

Support reverse T cursor keys

Factory configurable different languages by OEM customer

Hardware Specifications and Configurations
Specification
Specification
Specification