# Article: Why are my keyboard and mouse not working on my KVM switch?

**URL:** <https://community.startech.com/t/article-why-are-my-keyboard-and-mouse-not-working-on-my-kvm-switch/813>\
**Category:** Racks, Shelves, KVMs\
**Created:** [December 30, 2021, 8:43am UTC](https://community.startech.com/t/article-why-are-my-keyboard-and-mouse-not-working-on-my-kvm-switch/813 "2021-12-30T08:43:40Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![malcolm](https://yyz2.discourse-cdn.com/flex012/user_avatar/community.startech.com/malcolm/32/17_2.png) [@malcolm](https://community.startech.com/u/malcolm)\
**Post date:** [December 30, 2021, 8:43am UTC](https://community.startech.com/t/article-why-are-my-keyboard-and-mouse-not-working-on-my-kvm-switch/813/1 "2021-12-30T08:43:40Z")

</div>

_This article was created from a community discussion by @MattS_

The USB ports on a KVM switch act like a USB hub. Therefore, KVM switches require both a video cable and a USB cable to connect to each computer to allow both the video and the USB ports to function properly. In most cases, a USB-A to USB-B cable, such as [StarTech.com](http://StarTech.com)’s [USB2AA2M](https://www.startech.com/en-us/cables/usb2aa2m)can be used for the data connection, though some KVM switches only have a VGA port on the KVM side may require a proprietary KVM cable such as the [SVECONUS6](https://www.startech.com/en-us/server-management/sveconus6).

This FAQ applies to these products: [DP4N1USB6](https://www.startech.com/en-us/server-management/dp4n1usb6) [DVID4N1USB10](https://www.startech.com/en-us/server-management/dvid4n1usb10) [DVID4N1USB15](https://www.startech.com/en-us/server-management/dvid4n1usb15) [DVID4N1USB6](https://www.startech.com/en-us/server-management/dvid4n1usb6) [PS23N1THIN15](https://www.startech.com/en-us/server-management/ps23n1thin15) [PS23N1THIN6](https://www.startech.com/en-us/server-management/ps23n1thin6) [SV1108IPEXT](https://www.startech.com/en-us/server-management/sv1108ipext) [SV1108IPPOW](https://www.startech.com/en-us/server-management/sv1108ippow) [SV1115IPEXT](https://www.startech.com/en-us/server-management/sv1115ipext) [SV125](https://www.startech.com/en-us/server-management/sv125) [SV1631DUSB](https://www.startech.com/en-us/server-management/sv1631dusb) [SV1631DUSBU](https://www.startech.com/en-us/server-management/sv1631dusbu) [SV1631DUSBUK](https://www.startech.com/en-us/server-management/sv1631dusbuk) [SV1641HDIE](https://www.startech.com/en-us/server-management/sv1641hdie) [SV1653DXI](https://www.startech.com/en-us/server-management/sv1653dxi) [SV211DPUA](https://www.startech.com/en-us/server-management/sv211dpua) [SV211HDUA](https://www.startech.com/en-us/server-management/sv211hdua) [SV211KDVI](https://www.startech.com/en-us/server-management/sv211kdvi) [SV211KUSB](https://www.startech.com/en-us/server-management/sv211kusb) [SV211USB](https://www.startech.com/en-us/server-management/sv211usb) [SV215MICDVIA](https://www.startech.com/en-us/server-management/sv215micdvia) [SV215MICUSBA](https://www.startech.com/en-us/server-management/sv215micusba) [SV231](https://www.startech.com/en-us/server-management/sv231) [SV231DD2DUA](https://www.startech.com/en-us/server-management/sv231dd2dua) [SV231DDUSB](https://www.startech.com/en-us/server-management/sv231ddusb) [SV231DDVDUA](https://www.startech.com/en-us/server-management/sv231ddvdua) [SV231DLU3A](https://www.startech.com/en-us/server-management/sv231dlu3a) [SV231DPDDUA](https://www.startech.com/en-us/server-management/sv231dpddua) [SV231DPDDUA2](https://www.startech.com/en-us/server-management/sv231dpddua2) [SV231DPU](https://www.startech.com/en-us/server-management/sv231dpu) [SV231DPU2](https://www.startech.com/en-us/server-management/sv231dpu2) [SV231DPU34K](https://www.startech.com/en-us/server-management/sv231dpu34k) [SV231DPUA](https://www.startech.com/en-us/server-management/sv231dpua) [SV231DVGAU2A](https://www.startech.com/en-us/server-management/sv231dvgau2a) [SV231DVIDDU](https://www.startech.com/en-us/server-management/sv231dviddu) [SV231DVIUA](https://www.startech.com/en-us/server-management/sv231dviua) [SV231DVIUAHR](https://www.startech.com/en-us/server-management/sv231dviuahr) [SV231DVIUDDM](https://www.startech.com/en-us/server-management/sv231dviuddm) [SV231HDMIUA](https://www.startech.com/en-us/server-management/sv231hdmiua) [SV231MDPU2](https://www.startech.com/en-us/server-management/sv231mdpu2) [SV231QDVIUA](https://www.startech.com/en-us/server-management/sv231qdviua) [SV231TDVIUA](https://www.startech.com/en-us/server-management/sv231tdviua) [SV231U3A](https://www.startech.com/en-us/server-management/sv231u3a) [SV231UADVI](https://www.startech.com/en-us/server-management/sv231uadvi) [SV231USB](https://www.startech.com/en-us/server-management/sv231usb) [SV231USBA](https://www.startech.com/en-us/server-management/sv231usba) [SV231USBDDM](https://www.startech.com/en-us/server-management/sv231usbddm) [SV411K](https://www.startech.com/en-us/server-management/sv411k) [SV411KUSB](https://www.startech.com/en-us/server-management/sv411kusb) [SV431DD2DUA](https://www.startech.com/en-us/server-management/sv431dd2dua) [SV431DDUSB](https://www.startech.com/en-us/server-management/sv431ddusb) [SV431DDVDUA](https://www.startech.com/en-us/server-management/sv431ddvdua) [SV431DHD4KU](https://www.startech.com/en-us/server-management/sv431dhd4ku) [SV431DPDDUA2](https://www.startech.com/en-us/server-management/sv431dpddua2) [SV431DPU3A2](https://www.startech.com/en-us/server-management/sv431dpu3a2) [SV431DPUA](https://www.startech.com/en-us/server-management/sv431dpua) [SV431DPUA2](https://www.startech.com/en-us/server-management/sv431dpua2) [SV431DUSB](https://www.startech.com/en-us/server-management/sv431dusb) [SV431DUSBU](https://www.startech.com/en-us/server-management/sv431dusbu) [SV431DVGAU2A](https://www.startech.com/en-us/server-management/sv431dvgau2a) [SV431DVIDDU](https://www.startech.com/en-us/server-management/sv431dviddu) [SV431DVIUA](https://www.startech.com/en-us/server-management/sv431dviua) [SV431DVIUAHR](https://www.startech.com/en-us/server-management/sv431dviuahr) [SV431DVIUAQV](https://www.startech.com/en-us/server-management/sv431dviuaqv) [SV431DVIUDDM](https://www.startech.com/en-us/server-management/sv431dviuddm) [SV431HDU3A2](https://www.startech.com/en-us/server-management/sv431hdu3a2) [SV431TDVIUA](https://www.startech.com/en-us/server-management/sv431tdviua) [SV431U3A](https://www.startech.com/en-us/server-management/sv431u3a) [SV431USB](https://www.startech.com/en-us/server-management/sv431usb) [SV431USBAE](https://www.startech.com/en-us/server-management/sv431usbae) [SV431USBDDM](https://www.startech.com/en-us/server-management/sv431usbddm) [SV441DUSBI](https://www.startech.com/en-us/server-management/sv441dusbi) [SV5USBM](https://www.startech.com/en-us/server-management/sv5usbm) [SV831DUSB](https://www.startech.com/en-us/server-management/sv831dusb) [SV831DUSBAU](https://www.startech.com/en-us/server-management/sv831dusbau) [SV831DUSBU](https://www.startech.com/en-us/server-management/sv831dusbu) [SV831DUSBUK](https://www.startech.com/en-us/server-management/sv831dusbuk) [SV831DVIU](https://www.startech.com/en-us/server-management/sv831dviu) [SV841DUSBI](https://www.startech.com/en-us/server-management/sv841dusbi) [SV841HDIE](https://www.startech.com/en-us/server-management/sv841hdie) [SVECON10](https://www.startech.com/en-us/server-management/svecon10) [SVECON25](https://www.startech.com/en-us/server-management/svecon25) [SVECON50](https://www.startech.com/en-us/server-management/svecon50) [SVECON6](https://www.startech.com/en-us/server-management/svecon6) [SVECONUS10](https://www.startech.com/en-us/server-management/sveconus10) [SVECONUS15](https://www.startech.com/en-us/server-management/sveconus15) [SVECONUS6](https://www.startech.com/en-us/server-management/sveconus6) [SVPS23N1\_10](https://www.startech.com/en-us/server-management/svps23n1_10) [SVPS23N1\_15](https://www.startech.com/en-us/server-management/svps23n1_15) [SVPS23N1\_25](https://www.startech.com/en-us/server-management/svps23n1_25) [SVPS23N1\_50](https://www.startech.com/en-us/server-management/svps23n1_50) [SVPS23N1\_6](https://www.startech.com/en-us/server-management/svps23n1_6) [SVUSB2N1\_10](https://www.startech.com/en-us/server-management/svusb2n1_10) [SVUSB2N1\_15](https://www.startech.com/en-us/server-management/svusb2n1_15) [SVUSB2N1\_6](https://www.startech.com/en-us/server-management/svusb2n1_6) [SVUSBVGA10](https://www.startech.com/en-us/server-management/svusbvga10) [SVUSBVGA6](https://www.startech.com/en-us/server-management/svusbvga6) [USBDVI4N1A10](https://www.startech.com/en-us/server-management/usbdvi4n1a10) [USBDVI4N1A15](https://www.startech.com/en-us/server-management/usbdvi4n1a15) [USBDVI4N1A6](https://www.startech.com/en-us/server-management/usbdvi4n1a6) [USBVGA4N1A10](https://www.startech.com/en-us/server-management/usbvga4n1a10) [USBVGA4N1A6](https://www.startech.com/en-us/server-management/usbvga4n1a6) [SV231HU34K6](https://community.startech.com/home/leaving?allowTrusted=1&target=https%3A%2F%2Fwww.startech.com%2Fen-us%2Fserver-management%2Fsv231hu34k6) [SV231QDPU34K](https://community.startech.com/home/leaving?allowTrusted=1&target=https%3A%2F%2Fwww.startech.com%2Fen-us%2Fserver-management%2Fsv231qdpu34k)