MacBook Air A1932 No keyboard backlight after screen replacement repair: Difference between revisions
From Repair Wiki
(Created page with "{{stub}} {{Repair Guide |Device= |Affects parts= |Needs equipment= |Type= |Difficulty= }} ==Problem description== Most cases of no keyboard backlight after a screen replacement will be due to an incorrect part being installed. The ambient light sensor (ALS) is used to control keyboard backlight. The ALS is different between 2018 and 2019 model A1932 MacBook Air devices, and are incompatible due to firmware. If a 2019 screen is installed on a 2018 device, keyboard backlig...") |
No edit summary |
||
| Line 1: | Line 1: | ||
{{Repair Guide | {{Repair Guide | ||
|Device= | |Device=MacBook Air A1932 | ||
|Affects parts= | |Affects parts=Display assembly | ||
|Type=Part replacement | |||
|Type= | |Difficulty=2. Medium | ||
|Difficulty= | |||
}} | }} | ||
{{stub}} | |||
==Problem description== | ==Problem description== | ||
Most cases of no keyboard backlight after a screen replacement will be due to an incorrect part being installed. The ambient light sensor (ALS) is used to control keyboard backlight. The ALS is different between 2018 and 2019 model A1932 MacBook Air devices, and are incompatible due to firmware. If a 2019 screen is installed on a 2018 device, keyboard backlight will not function. If a 2018 screen is installed on a 2019 device, keyboard backlight and true tone will not function. | Most cases of no keyboard backlight after a screen replacement will be due to an incorrect part being installed. The ambient light sensor (ALS) is used to control keyboard backlight. The ALS is different between 2018 and 2019 model A1932 MacBook Air devices, and are incompatible due to firmware. If a 2019 screen is installed on a 2018 device, keyboard backlight will not function. If a 2018 screen is installed on a 2019 device, keyboard backlight and true tone will not function. | ||
Latest revision as of 08:41, 27 October 2023
| MacBook Air A1932 No keyboard backlight after screen replacement repair | |
|---|---|
| Device | MacBook Air A1932 |
| Affects part(s) | Display assembly |
| Needs equipment | |
| Difficulty | ◉◉◌◌ Medium |
| Type | Part replacement |
This article is a stub. You can help Repair Wiki grow by expanding it
Problem description
Most cases of no keyboard backlight after a screen replacement will be due to an incorrect part being installed. The ambient light sensor (ALS) is used to control keyboard backlight. The ALS is different between 2018 and 2019 model A1932 MacBook Air devices, and are incompatible due to firmware. If a 2019 screen is installed on a 2018 device, keyboard backlight will not function. If a 2018 screen is installed on a 2019 device, keyboard backlight and true tone will not function.
Symptoms
- No keyboard backlight
Solution
Source the correct display for your MacBook from the same year