Getting 'No Signal' when switching to TTY

Hi, Using Ctrl+Alt+F[n] causes screen to go blank with ‘no signal’. Ctrl+Alt+F1 brings back to the GUI. The monitor is connected via HDMI to the GPU.

inxi -Faz
System:    Kernel: 5.9.11-3-MANJARO x86_64 bits: 64 compiler: gcc v: 10.2.0 
           parameters: BOOT_IMAGE=/boot/vmlinuz-5.9-x86_64 root=UUID=ea7605c0-b50c-450a-9352-4eb157326167 rw quiet apparmor=1 
           security=apparmor resume=UUID=e2bf2cd5-6f9a-461f-aece-916853371e98 udev.log_priority=3 idle=nomwait 
           Desktop: KDE Plasma 5.20.4 tk: Qt 5.15.2 wm: kwin_x11 dm: SDDM Distro: Manjaro Linux 
Machine:   Type: Desktop Mobo: Micro-Star model: MPG X570 GAMING EDGE WIFI (MS-7C37) v: 1.0 serial: <filter> 
           UEFI: American Megatrends v: 1.D1 date: 11/13/2020 
CPU:       Info: 8-Core model: AMD Ryzen 7 5800X bits: 64 type: MT MCP arch: Zen 3 family: 19 (25) model-id: 21 (33) 
           stepping: N/A microcode: A201009 L2 cache: 4096 KiB 
           flags: avx avx2 lm nx pae sse sse2 sse3 sse4_1 sse4_2 sse4a ssse3 svm bogomips: 121663 
           Speed: 3601 MHz min/max: 2200/3800 MHz boost: enabled Core speeds (MHz): 1: 3200 2: 2531 3: 2074 4: 2059 5: 2068 
           6: 2147 7: 2059 8: 2059 9: 2059 10: 2148 11: 2075 12: 2067 13: 2145 14: 2162 15: 3317 16: 2324 
           Vulnerabilities: Type: itlb_multihit status: Not affected 
           Type: l1tf status: Not affected 
           Type: mds status: Not affected 
           Type: meltdown status: Not affected 
           Type: spec_store_bypass mitigation: Speculative Store Bypass disabled via prctl and seccomp 
           Type: spectre_v1 mitigation: usercopy/swapgs barriers and __user pointer sanitization 
           Type: spectre_v2 mitigation: Full AMD retpoline, IBPB: conditional, IBRS_FW, STIBP: always-on, RSB filling 
           Type: srbds status: Not affected 
           Type: tsx_async_abort status: Not affected 
Graphics:  Device-1: NVIDIA driver: nvidia v: 455.45.01 alternate: nouveau,nvidia_drm bus ID: 2d:00.0 chip ID: 10de:2204 
           Display: x11 server: X.Org 1.20.10 compositor: kwin_x11 driver: nvidia display ID: :0 screens: 1 
           Screen-1: 0 s-res: 1920x1080 s-dpi: 101 s-size: 483x272mm (19.0x10.7") s-diag: 554mm (21.8") 
           Monitor-1: HDMI-0 res: 1920x1080 hz: 60 dpi: 102 size: 477x268mm (18.8x10.6") diag: 547mm (21.5") 
           OpenGL: renderer: GeForce RTX 3090/PCIe/SSE2 v: 4.6.0 NVIDIA 455.45.01 direct render: Yes 
Audio:     Device-1: NVIDIA driver: snd_hda_intel v: kernel bus ID: 2d:00.1 chip ID: 10de:1aef 
           Device-2: Advanced Micro Devices [AMD] Starship/Matisse HD Audio vendor: Micro-Star MSI driver: snd_hda_intel 
           v: kernel bus ID: 2f:00.4 chip ID: 1022:1487 
           Sound Server: ALSA v: k5.9.11-3-MANJARO 
Network:   Device-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet vendor: Micro-Star MSI X570-A PRO driver: r8169 
           v: kernel port: d000 bus ID: 27:00.0 chip ID: 10ec:8168 
           IF: enp39s0 state: down mac: <filter> 
           Device-2: Intel Dual Band Wireless-AC 3168NGW [Stone Peak] driver: iwlwifi v: kernel port: d000 bus ID: 29:00.0 
           chip ID: 8086:24fb 
           IF: wlp41s0 state: up mac: <filter> 
Drives:    Local Storage: total: 2.27 TiB used: 421.11 GiB (18.1%) 
           SMART Message: Unable to run smartctl. Root privileges required. 
           ID-1: /dev/nvme0n1 vendor: Western Digital model: WDS500G3X0C-00SJG0 size: 465.76 GiB block size: physical: 512 B 
           logical: 512 B speed: 31.6 Gb/s lanes: 4 serial: <filter> rev: 111110WD scheme: GPT 
           ID-2: /dev/sda vendor: Seagate model: ST32000644NS size: 1.82 TiB block size: physical: 512 B logical: 512 B 
           speed: 3.0 Gb/s rotation: 7200 rpm serial: <filter> rev: KA06 scheme: GPT 
Partition: ID-1: / raw size: 430.99 GiB size: 423.22 GiB (98.20%) used: 51.90 GiB (12.3%) fs: ext4 dev: /dev/nvme0n1p2 
Swap:      Kernel: swappiness: 60 (default) cache pressure: 100 (default) 
           ID-1: swap-1 type: partition size: 34.48 GiB used: 0 KiB (0.0%) priority: -2 dev: /dev/nvme0n1p3 
Sensors:   System Temperatures: cpu: 0.0 C mobo: N/A gpu: nvidia temp: 35 C 
           Fan Speeds (RPM): N/A gpu: nvidia fan: 0% 
Info:      Processes: 355 Uptime: 1h 29m Memory: 31.35 GiB used: 3.09 GiB (9.9%) Init: systemd v: 246 Compilers: gcc: 10.2.0 
           Packages: pacman: 1384 lib: 359 flatpak: 0 Shell: Zsh v: 5.8 running in: konsole inxi: 3.1.08 

Set nomodset kernel parameter and sudo update-grub and reboot.

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