Helderheid beeldscherm werkt niet

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Pmf4k
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Joined: Tue Dec 07, 2021 7:08 am

Helderheid beeldscherm werkt niet

Post by Pmf4k »

Goedemorgen,

ik kan de helderheid van het beeldscherm niet aanpassen.

normaliter kan dit met F1 & F2 maar het enige wat ik zie is het Logo om dit aan te passen.. er verandert niets in Linux Mint.

het gaat hier om een Imac 2,7 GHZ - verdere info hieronder:

Code: Select all

System:    Kernel: 5.4.0-91-generic x86_64 bits: 64 compiler: gcc v: 9.3.0 Desktop: Cinnamon 5.0.7 
           wm: muffin dm: GDM3 Distro: Linux Mint 20.2 Uma base: Ubuntu 20.04 focal 
Machine:   Type: Desktop System: Apple product: iMac12,2 v: 1.0 serial: <filter> Chassis: type: 13 
           v: Mac-942B59F58194171B serial: <filter> 
           Mobo: Apple model: Mac-942B59F58194171B v: iMac12,2 serial: <filter> UEFI: Apple 
           v: 87.0.0.0.0 date: 06/14/2019 
Battery:   Device-1: hid-b8:17:c2:a1:3b:f9-battery model: Applemouse serial: N/A charge: N/A 
           status: Discharging 
CPU:       Topology: Quad Core model: Intel Core i5-2500S bits: 64 type: MCP arch: Sandy Bridge 
           rev: 7 L2 cache: 6144 KiB 
           flags: avx lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx bogomips: 21601 
           Speed: 1600 MHz min/max: 1600/3700 MHz Core speeds (MHz): 1: 1600 2: 1600 3: 1600 
           4: 1600 
Graphics:  Device-1: Intel 2nd Generation Core Processor Family Integrated Graphics vendor: Apple 
           driver: i915 v: kernel bus ID: 00:02.0 chip ID: 8086:0102 
           Device-2: AMD Whistler [Radeon HD 6730M/6770M/7690M XT] vendor: Apple driver: radeon 
           v: kernel bus ID: 01:00.0 chip ID: 1002:6740 
           Display: x11 server: X.Org 1.20.11 driver: ati,modesetting,radeon unloaded: fbdev,vesa 
           resolution: 2560x1440~60Hz 
           OpenGL: renderer: AMD TURKS (DRM 2.50.0 / 5.4.0-91-generic LLVM 12.0.0) 
           v: 3.3 Mesa 21.0.3 compat-v: 3.1 direct render: Yes 
Audio:     Device-1: Intel 6 Series/C200 Series Family High Definition Audio driver: snd_hda_intel 
           v: kernel bus ID: 00:1b.0 chip ID: 8086:1c20 
           Device-2: AMD Turks HDMI Audio [Radeon HD 6500/6600 / 6700M Series] vendor: Apple 
           driver: snd_hda_intel v: kernel bus ID: 01:00.1 chip ID: 1002:aa90 
           Sound Server: ALSA v: k5.4.0-91-generic 
Network:   Device-1: Broadcom and subsidiaries NetXtreme BCM57765 Gigabit Ethernet PCIe 
           driver: tg3 v: 3.137 port: 2000 bus ID: 02:00.0 chip ID: 14e4:16b4 
           IF: enp2s0 state: down mac: <filter> 
           Device-2: Qualcomm Atheros AR93xx Wireless Network Adapter 
           vendor: Apple AirPort Extreme driver: ath9k v: kernel port: 2000 bus ID: 03:00.0 
           chip ID: 168c:0030 
           IF: wlp3s0 state: up mac: <filter> 
           IF-ID-1: ipv6leakintrf0 state: unknown speed: N/A duplex: N/A mac: <filter> 
           IF-ID-2: proton0 state: unknown speed: 10 Mbps duplex: full mac: N/A 
Drives:    Local Storage: total: 1.38 TiB used: 27.89 GiB (2.0%) 
           ID-1: /dev/sda vendor: Western Digital model: WD1001FALS-403AA0 size: 931.51 GiB 
           speed: 3.0 Gb/s serial: <filter> 
           ID-2: /dev/sdb vendor: Crucial model: CT500MX200SSD1 size: 465.76 GiB speed: 3.0 Gb/s 
           serial: <filter> 
           ID-3: /dev/sdd type: USB model: USB DISK 2.0 size: 14.46 GiB serial: <filter> 
Partition: ID-1: / size: 456.96 GiB used: 27.84 GiB (6.1%) fs: ext4 dev: /dev/sdb2 
Sensors:   System Temperatures: cpu: 62.0 C mobo: N/A 
           Fan Speeds (RPM): cpu: 938 
Repos:     No active apt repos in: /etc/apt/sources.list 
           Active apt repos in: /etc/apt/sources.list.d/google-earth-pro.list 
           1: deb [arch=amd64] http: //dl.google.com/linux/earth/deb/ stable main
           Active apt repos in: /etc/apt/sources.list.d/official-package-repositories.list 
           1: deb http: //packages.linuxmint.com uma main upstream import backport
           2: deb http: //archive.ubuntu.com/ubuntu focal main restricted universe multiverse
           3: deb http: //archive.ubuntu.com/ubuntu focal-updates main restricted universe multiverse
           4: deb http: //archive.ubuntu.com/ubuntu focal-backports main restricted universe multiverse
           5: deb http: //security.ubuntu.com/ubuntu/ focal-security main restricted universe multiverse
           6: deb http: //archive.canonical.com/ubuntu/ focal partner
           Active apt repos in: /etc/apt/sources.list.d/protonvpn-stable.list 
           1: deb [signed-by=/usr/share/keyrings/protonvpn-stable-archive-keyring.gpg] https: //repo.protonvpn.com/debian stable main
           Active apt repos in: /etc/apt/sources.list.d/skype-stable.list 
           1: deb [arch=amd64] https: //repo.skype.com/deb stable main
Info:      Processes: 315 Uptime: 13h 31m Memory: 23.47 GiB used: 4.99 GiB (21.3%) Init: systemd 
           v: 245 runlevel: 5 target: graphical.target Compilers: gcc: 9.3.0 alt: 9 
           clang: 10.0.0-4ubuntu1 Client: Unknown python3.8 client inxi: 3.0.38 
t
ik heb een orgineel Mac Bluetooth toetsenbord ( nieuw ) en muis ook blutooth van Mac.

Verder draait deze Linux mint Perfect en is Razend snel op deze computer..

Wie weet raad?

M.v.g. Pmf4k
Last edited by LockBot on Wed Dec 28, 2022 7:16 am, edited 2 times in total.
Reason: Topic automatically closed 6 months after creation. New replies are no longer allowed.
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