CR-02 · Authorised KVM operations
Give four operators controlled access to six PCs, with two selected feeds on the wall.
Signal flow
All 10 connections · 9 devices and services
Choose a connection to read its endpoints, direction and interface. Repeated device IDs refer to the same equipment across views.
From · SRC6 x source PCs HDMI out + USB host; source LAN stays separate
To · ENC6 x AV/KVM encoders USB DEVICE port connects to source PC
Direction: source → destination · 6 HDMI source feeds
From · ENC6 x AV/KVM encoders USB DEVICE port connects to source PC
To · SRC6 x source PCs HDMI out + USB host; source LAN stays separate
Bidirectional · USB: source host to endpoint DEVICE
From · ENC6 x AV/KVM encoders USB DEVICE port connects to source PC
To · NET1 x managed AV/control switch 48 ports; 24 used + 1 service; multicast + USB
Bidirectional · 1 GbE per endpoint: media / USB / control
From · NET1 x managed AV/control switch 48 ports; 24 used + 1 service; multicast + USB
To · RX4 x desk receivers HDMI out; USB HOST to peripherals
Bidirectional · 4 selected AV and authorised USB routes
From · RX4 x desk receivers HDMI out; USB HOST to peripherals
To · DESK4 x operator desk sets one monitor and one selected PC per desk
Direction: source → destination · 4 HDMI desk feeds
From · RX4 x desk receivers HDMI out; USB HOST to peripherals
To · HUB4 x powered USB hubs one per desk; approved keyboard / mouse only
Bidirectional · USB HOST
From · HUB4 x powered USB hubs one per desk; approved keyboard / mouse only
To · DESK4 x operator desk sets one monitor and one selected PC per desk
Bidirectional · keyboard / mouse USB
From · NET1 x managed AV/control switch 48 ports; 24 used + 1 service; multicast + USB
To · WRX2 x wall receivers video only; no USB route or peripheral
Direction: source → destination · 2 selected video streams
From · WRX2 x wall receivers video only; no USB route or peripheral
To · PROC1 x wall compositor 2 capture channels / 4 panel outputs
Direction: source → destination · 2 HDMI inputs
From · PROC1 x wall compositor 2 capture channels / 4 panel outputs
To · WALL4 x LCD panels 2 by 2; TWO sources at once
Direction: source → destination · 4 panel outputs
SRC · 6 x source PCs HDMI out + USB host; source LAN stays separate
Connections: L01, L02. Repeated device IDs refer to the same equipment.
ENC · 6 x AV/KVM encoders USB DEVICE port connects to source PC
Connections: L01, L02, L03. Repeated device IDs refer to the same equipment.
NET · 1 x managed AV/control switch 48 ports; 24 used + 1 service; multicast + USB
Connections: L03, L04, L08. Repeated device IDs refer to the same equipment.
RX · 4 x desk receivers HDMI out; USB HOST to peripherals
Connections: L04, L05, L06. Repeated device IDs refer to the same equipment.
HUB · 4 x powered USB hubs one per desk; approved keyboard / mouse only
Connections: L06, L07. Repeated device IDs refer to the same equipment.
DESK · 4 x operator desk sets one monitor and one selected PC per desk
Connections: L05, L07. Repeated device IDs refer to the same equipment.
WRX · 2 x wall receivers video only; no USB route or peripheral
Connections: L08, L09. Repeated device IDs refer to the same equipment.
PROC · 1 x wall compositor 2 capture channels / 4 panel outputs
Connections: L09, L10. Repeated device IDs refer to the same equipment.
WALL · 4 x LCD panels 2 by 2; TWO sources at once
Connections: L10. Repeated device IDs refer to the same equipment.
Devices, connections & design conditions 10 connections
- Six encoders feed four desk receivers and two wall receivers.
- The wall receives two sources at once.
- The controller confirms the video route and exclusive USB ownership before granting control.
- SRC
- 6 x source PCs HDMI out + USB host; source LAN stays separate
- ENC
- 6 x AV/KVM encoders USB DEVICE port connects to source PC
- NET
- 1 x managed AV/control switch 48 ports; 24 used + 1 service; multicast + USB
- RX
- 4 x desk receivers HDMI out; USB HOST to peripherals
- HUB
- 4 x powered USB hubs one per desk; approved keyboard / mouse only
- DESK
- 4 x operator desk sets one monitor and one selected PC per desk
- WRX
- 2 x wall receivers video only; no USB route or peripheral
- PROC
- 1 x wall compositor 2 capture channels / 4 panel outputs
- WALL
- 4 x LCD panels 2 by 2; TWO sources at once
- SRC → ENC6 HDMI source feeds
- ENC ↔ SRCUSB: source host to endpoint DEVICE
- ENC ↔ NET1 GbE per endpoint: media / USB / control
- NET ↔ RX4 selected AV and authorised USB routes
- RX → DESK4 HDMI desk feeds
- RX ↔ HUBUSB HOST
- HUB ↔ DESKkeyboard / mouse USB
- NET → WRX2 selected video streams
- WRX → PROC2 HDMI inputs
- PROC → WALL4 panel outputs
Reference design. Dashed links are logical control sessions over the same switch. SIX-WALL option: add 4 wall receivers AND 4 capture channels; total 16 endpoints. One processor, controller and switch. Infrastructure is counted separately.
Control & status
All 6 connections · 7 devices and services
Choose a connection to read its endpoints, direction and interface. Repeated device IDs refer to the same equipment across views.
From · UI4 x operator access panels login; request; source / owner / grant status
To · CTRL1 x routing and access controller roles; one USB owner per PC; licences included
Bidirectional · authenticated requests / confirmed state
From · PANEL1 x wall-layout panel wall rights do not grant USB control
To · CTRL1 x routing and access controller roles; one USB owner per PC; licences included
Bidirectional · layout request / active state
From · CTRL1 x routing and access controller roles; one USB owner per PC; licences included
To · NET1 x managed AV/control switch 48 ports; 24 used + 1 service; multicast + USB
Bidirectional · IP via switch: video route and USB pairing; verify before grant
From · CTRL1 x routing and access controller roles; one USB owner per PC; licences included
To · PROC1 x wall compositor 2 capture channels / 4 panel outputs
Bidirectional · IP via switch: presets / status
From · NET1 x managed AV/control switch 48 ports; 24 used + 1 service; multicast + USB
To · WALL4 x LCD panels 2 by 2; TWO sources at once
Bidirectional · IP: panel status / control
From · UPS1 x UPS system all agreed loads; power status via switch
To · NET1 x managed AV/control switch 48 ports; 24 used + 1 service; multicast + USB
Direction: source → destination · IP status
NET · 1 x managed AV/control switch 48 ports; 24 used + 1 service; multicast + USB
Connections: L13, L15, L16. Repeated device IDs refer to the same equipment.
PROC · 1 x wall compositor 2 capture channels / 4 panel outputs
Connections: L14. Repeated device IDs refer to the same equipment.
WALL · 4 x LCD panels 2 by 2; TWO sources at once
Connections: L15. Repeated device IDs refer to the same equipment.
UI · 4 x operator access panels login; request; source / owner / grant status
Connections: L11. Repeated device IDs refer to the same equipment.
PANEL · 1 x wall-layout panel wall rights do not grant USB control
Connections: L12. Repeated device IDs refer to the same equipment.
CTRL · 1 x routing and access controller roles; one USB owner per PC; licences included
Connections: L11, L12, L13, L14. Repeated device IDs refer to the same equipment.
UPS · 1 x UPS system all agreed loads; power status via switch
Connections: L16. Repeated device IDs refer to the same equipment.
Devices, connections & design conditions 6 connections
- Six encoders feed four desk receivers and two wall receivers.
- The wall receives two sources at once.
- The controller confirms the video route and exclusive USB ownership before granting control.
- NET
- 1 x managed AV/control switch 48 ports; 24 used + 1 service; multicast + USB
- PROC
- 1 x wall compositor 2 capture channels / 4 panel outputs
- WALL
- 4 x LCD panels 2 by 2; TWO sources at once
- UI
- 4 x operator access panels login; request; source / owner / grant status
- PANEL
- 1 x wall-layout panel wall rights do not grant USB control
- CTRL
- 1 x routing and access controller roles; one USB owner per PC; licences included
- UPS
- 1 x UPS system all agreed loads; power status via switch
- UI ↔ CTRLauthenticated requests / confirmed state
- PANEL ↔ CTRLlayout request / active state
- CTRL ↔ NETIP via switch: video route and USB pairing; verify before grant
- CTRL ↔ PROCIP via switch: presets / status
- NET ↔ WALLIP: panel status / control
- UPS → NETIP status
Reference design. Dashed links are logical control sessions over the same switch. SIX-WALL option: add 4 wall receivers AND 4 capture channels; total 16 endpoints. One processor, controller and switch. Infrastructure is counted separately.
Typical architecture · not a project drawing