HKS0401A1U-Red HDMI 4K Ultra HD 4×1 HDMI KVM Switch
User Manual
Features :
- Control 4 computer devices with only 1 set of keyboard, mouse, and monitor
- Support resolution up to 3840*2160@60Hz 4:4:4
- HDCP 2.2 compliant Support HDR 10 and Dolby Vision
- Support Unix/Windows/Debian/Ubuntu/Fedora /Mac OS X /Raspbian/ Ubuntu for Raspberry Pi based system
- Support L/R audio output
- With USB 2.0 hub port, it is possible to connect bar code scanner, USB drive or other USB devices to KVM
- With EDID emulators in each input port, the accuracy of the display information of PCs will be secured Support IR signals, front panel buttons, keyboard hotkeys and mouse gesture to control KVM to switch input ports
- Support hot-plug and the devices connected to the KVM can be added or removed at any time without turning off the computers
- Support auto switching to monitor computers in a specified time interval
- Available to use keyboard and mouse without any delay after switching input ports
Packing List:
1 * HDMI KVM Switch
1 * DC 5V power adapter
1 * IR remote control
1 * User’s Manual
4×1 Panel Description
| ID | Name | Description |
| 1 | Fast switching mode indicator and sensitivity adjust button | LED will be lit if the fast switching mode (Mouse gesture) is activated. Press the button to change the sensitivity of the mouse movement recognition |
| 2 | IR receiver | Receive IR remote signal |
| 3 | Input selection button | Select input sources |
| 4 | Input selection status | Indicate the currently selected input source |
| 5 | USB connection status | LED will be lit if the USB type B port connected to computers and computers are on |
| 6 | Power switch | Turn on or off the power supply |
| 7 | DC 5V input | DC 5V power supply |
| 8 | HDMI output | Connect to HDMI display |
| 9 | Standard USB 2.0 port | Connect to USB 2.0 devices, printers, barcode scanners, USB drives, etc |
| 10 | Keyboard and mouse input | For USB keyboard and mouse input, including wireless keyboard and mouse |
| 11 | HDMI input ports | Connect to HDMI source devices |
| 12 | USB data ports | Connect to PC by USB type B to type A cable |
| 13 | L/R Out | Analog L/R audio output |
HOW TO USE :
- Setup the connection according to the connection diagram.
- After all the PCs are started in step 1, then you can switch to any PC by keyboard hotkeys, IR keys, or the keypad on the KVM front panel. (For example, if you want to control the PC connected to HDMI Input 2 just press the [Select] button on the front panel, or press the digit button [2] on the remote control, or the keyboard hotkey commands described following)
HOW TO USE KEYBOARD HOT KEYS:
- Hit the [Scroll Lock] key twice within 2 seconds, the buzzer will beep twice.
- After step 1 enters the following hotkey commands within 3 seconds, and the KVM will execute the corresponding commands.
 | Select previous input port |
 | Select next input port |
 | Select port by port number |
 | Enable or disable buzzer sound |
 | Enable or disable fast switching mode (Mouse gesture mode) |
Note: 3,4 are for 4×1 KVM.
If fast switching mode is activated, then double hit left or right bound of the screen with the mouse pointer in 1 second, and KVM will switch to the previous or next input.
Turn on auto-switching mode
Note: default auto switching time interval is 6 seconds, you are able to change this value by following hotkey commands:
Increase or decrease auto switching time interval
Note:1 second per step, the time is up to 250 seconds.
Turn off auto-switching mode
Note: Execute this hotkey command to exit auto-switching mode.
HOW TO CHANGE THE HOTKEYS COMBINATION:
If no [Scroll Lock] key on your keyboard or the [Scroll Lock] key is used for other functionality, you can take the [Right-Ctrl] hotkey instead of the [Scroll Lock] key by below in two ways:
- Press the front panel button [Select] until you hear the buzzer is beeping, then restart the KVM.
- Execute hotkey command [Scroll Lock]+[Scroll Lock]+[F1].
Switch the control hotkey to [Right-Ctrl]
After you had done either one of the above, the hotkey combinations would be changed to: [Right-Ctrl]+[Right-Ctrl]+[xxx].
Note: xxx refers to keyboard key PageUp, PageDown, 1-4, F11, F12, SPACE +/-.
The same if you want to change the hotkey from [Right-Ctrl] to [ScrollLock], you could do as follows:
- Press the front panel button ‘Select’ until the buzzer is beeping, then restart the KVM.
- Execute hotkey command: [Right-CtrI]+[Right-CtrINF1].
Switch the control hotkey to [ScroilLock]
IR Remote Control:
Note: 3,4 are only available for 4×1 HDMI KVM switch.
Note:1. For the safety request by some express company, the remote control is not equipped battery by default. 2. Unspecified buttons at above are non-functional.
Warranty Information :
We warrant this product as free of defects in material and workmanship for a period of one (1) year from the date of shipment. If during the period of warranty this product proves defective under normal use, we will repair or replace this product, provided that this product has not been subjected to mechanical, electrical, or other abuse or modifications. If it fails under conditions other than those covered will be repaired at the current price of parts and labor in effect at the time of repair. Such repairs are warranted for six (6) months from the day of reshipment to the buyer.
