空闲时关闭显示屏不起作用

设置->设备->电源->选择空闲时关闭显示屏没有任何效果….
显示器是通过VGA连接,空闲时设为休眠则正常起作用
部分配置和系统信息如下:

Chromium 96.0.4664.118 (FydeOS 非商业授权版) (64 位)
修订版本 973da8ae42348ed039b2312a1352ec23e19fc71f-refs/branch-heads/4664@{#1316}
平台 14268.69.14.18 (Release Build v14.0) stable-channel amd64-fydeos
固件版本
自定义 ID FYDEOS
ARC 7441130
JavaScript V8 9.6.180.22
用户代理 Mozilla/5.0 (X11; CrOS x86_64 14268.69.14) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.118 Safari/537.36

Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
Address sizes: 36 bits physical, 48 bits virtual
CPU(s): 2
On-line CPU(s) list: 0,1
Thread(s) per core: 1
Core(s) per socket: 2
Socket(s): 1
Vendor ID: GenuineIntel
CPU family: 6
Model: 55
Model name: Intel(R) Celeron(R) CPU N2807 @ 1.58GHz
Stepping: 8
CPU MHz: 2166.662
CPU max MHz: 2165.8000
CPU min MHz: 499.8000
BogoMIPS: 3166.66
Virtualization: VT-x
L1d cache: 48 KiB
L1i cache: 64 KiB
L2 cache: 1 MiB

00:00.0 Host bridge: Intel Corporation Atom Processor Z36xxx/Z37xxx Series SoC Transaction Register (rev 0e)
00:02.0 VGA compatible controller: Intel Corporation Atom Processor Z36xxx/Z37xxx Series Graphics & Display (rev 0e)
00:13.0 SATA controller: Intel Corporation Atom Processor E3800 Series SATA AHCI Controller (rev 0e)
00:14.0 USB controller: Intel Corporation Atom Processor Z36xxx/Z37xxx Series USB xHCI (rev 0e)
00:1a.0 Encryption controller: Intel Corporation Atom Processor Z36xxx/Z37xxx Series Trusted Execution Engine (rev 0e)
00:1b.0 Audio device: Intel Corporation Atom Processor Z36xxx/Z37xxx Series High Definition Audio Controller (rev 0e)
00:1c.0 PCI bridge: Intel Corporation Atom Processor E3800 Series PCI Express Root Port 1 (rev 0e)
00:1c.1 PCI bridge: Intel Corporation Atom Processor E3800 Series PCI Express Root Port 2 (rev 0e)
00:1c.2 PCI bridge: Intel Corporation Atom Processor E3800 Series PCI Express Root Port 3 (rev 0e)
00:1c.3 PCI bridge: Intel Corporation Atom Processor E3800 Series PCI Express Root Port 4 (rev 0e)
00:1f.0 ISA bridge: Intel Corporation Atom Processor Z36xxx/Z37xxx Series Power Control Unit (rev 0e)
00:1f.3 SMBus: Intel Corporation Atom Processor E3800 Series SMBus Controller (rev 0e)
03:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 07)
04:00.0 Network controller: Intel Corporation Centrino Wireless-N 1030 [Rainbow Peak] (rev 34)