[GH-ISSUE #206] Brightness control doesnt work on Dell UP2715k #155

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opened 2026-05-05 05:17:41 -06:00 by gitea-mirror · 5 comments

gitea-mirror commented

2026-05-05 05:17:41 -06:00

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Originally created by @markpradhan on GitHub (Apr 20, 2020).
Original GitHub issue: https://github.com/MonitorControl/MonitorControl/issues/206

It does work on my 4k (acer) screen, but not on my 5k (dell up2715k).
How can i fix this?

Originally created by @markpradhan on GitHub (Apr 20, 2020). Original GitHub issue: https://github.com/MonitorControl/MonitorControl/issues/206 It does work on my 4k (acer) screen, but not on my 5k (dell up2715k). How can i fix this?

gitea-mirror

2026-05-05 05:17:41 -06:00

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gitea-mirror commented

2026-05-05 05:17:46 -06:00

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@JoniVR commented on GitHub (Apr 23, 2020):

Try:
https://github.com/the0neyouseek/MonitorControl/wiki/Monitor-Troubleshooting

@JoniVR commented on GitHub (Apr 23, 2020): Try: https://github.com/the0neyouseek/MonitorControl/wiki/Monitor-Troubleshooting

gitea-mirror commented

2026-05-05 05:17:49 -06:00

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@sanjayc77 commented on GitHub (Jul 10, 2020):

It does not work on mine either. Adding troubleshooting info using ddcctl:

./ddcctl -d 1 -b \?
D: NSScreen #722475479 (2560x1440 0°) HiDPI
I: found 1 external display
I: polling display 1's EDID
I: got edid.serial: F1JCM581064S
I: got edid.name: DELL UP2715K
D: action: b: ?
D: querying VCP control: #16 =?
E: No data after 10 tries!
E: DDC send command failed!
E: VCP control #16 (0x10) = current: 0, max: 0

@sanjayc77 commented on GitHub (Jul 10, 2020): It does not work on mine either. Adding troubleshooting info using ddcctl: ``` ./ddcctl -d 1 -b \? D: NSScreen #722475479 (2560x1440 0°) HiDPI I: found 1 external display I: polling display 1's EDID I: got edid.serial: F1JCM581064S I: got edid.name: DELL UP2715K D: action: b: ? D: querying VCP control: #16 =? E: No data after 10 tries! E: DDC send command failed! E: VCP control #16 (0x10) = current: 0, max: 0 ```

gitea-mirror commented

2026-05-05 05:17:52 -06:00

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@markpradhan commented on GitHub (Jul 23, 2020):

@sanjayc77 Should i try it with that setup? I don't know what to do or how to interpret your comment 😕.

@markpradhan commented on GitHub (Jul 23, 2020): @sanjayc77 Should i try it with that setup? I don't know what to do or how to interpret your comment 😕.

gitea-mirror commented

2026-05-05 05:17:56 -06:00

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@sanjayc77 commented on GitHub (Jul 24, 2020):

@sanjayc77 Should i try it with that setup? I don't know what to do or how to interpret your comment 😕.

Edited my reply that it did not work for me either. Sorry for the confusion.

@sanjayc77 commented on GitHub (Jul 24, 2020): > @sanjayc77 Should i try it with that setup? I don't know what to do or how to interpret your comment 😕. Edited my reply that it did not work for me either. Sorry for the confusion.

gitea-mirror commented

2026-05-05 05:17:58 -06:00

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@stale[bot] commented on GitHub (Aug 3, 2021):

Hey there, it looks like there has been no activity on this issue recently. Has the issue been fixed, or does it still require attention? This issue may be closed if no further activity occurs. Thank you for your contributions.

@stale[bot] commented on GitHub (Aug 3, 2021): Hey there, it looks like there has been no activity on this issue recently. Has the issue been fixed, or does it still require attention? This issue may be closed if no further activity occurs. Thank you for your contributions.

gitea-mirror referenced this issue

2026-05-05 07:03:40 -06:00

[PR #155] [MERGED] Update Chinese (simplified) translation #1061