CONTENTS &
NAVIGATION
TECHNICAL WHITE PAPER
USB-C®
See Figure C
(1) - USB-C® TB pass-through
USB PD; 0.9A, 1.5A, 3A @ 5V (max 15W)
Port 3 (back)
See Figure C
(1) - USB-C® USB 3.2 Gen 2
USB PD; 0.9A, 1.5A, 3A @ 5V (max 15W)
Port 2 (front)
See Figure A
(1) - USB-C® USB 3.2 Gen 2
USB PD; 0.9A, 1.5A, 3A @ 5V (max 15W)
USB-A
(port 1 - See Figure C) - USB Type-A port 3.2 Gen 1
(port 1 - See Figure C) - USB Type-A port 3.2 Gen 1
(port 4 - See Figure A) - USB Type-A port 3.2 Gen 1
BCS1.2 (1.5A @ 5V) - CHARGING
(port 1 - See Figure A) - USB Type-A port 3.2 Gen 1
BCS1.2 (1.5A @ 5V) - CHARGING
NOTE:
to the power LED of the host.
CHARGING SUPPORT FROM THE DOCK
DISPLAY CAPABILITIES
a. LED in back – indicates valid adapter
If an HP adaptor of 19.5V and 120W or larger is connected to the dock the white LED will light. When an HP adapter
b. Power to Host
i. Type-C® power to host: 5V/5A, 9V/5A, 12V/5A, 15V/5A, 20V/5A
c. USB ports. See Table 2
Thunderbolt
TM
Dock G4 Port limitation
• When used with USB Type-C® multifunction host, port 1 (USB Type-C® Thunderbolt
TM
port) has only USB 2.0
Number of Displays connected to the dock:
- Dual 4K @ 60Hz when connected to DP1.2 systems
- Triple 4K @ 60Hz when connected to DP1.4 systems with DSC (display stream compression)
Table 2: USB Port capabilities
TM
port. If Thunderbolt
TM
is not supported defaults to USB2.0 only port.
Thunderbolt
TM
Dock G4 Power/Charging
to support 40 Gbps Thunderbolt
TM
speeds and 5 ampere capabilities. The capability of the cable can be read by both the HP
to use the HP Thunderbolt dock cable may result in decreased Thunderbolt
TM
performance and capabilities. Other 3rd party
USB Type-C® cables may not support 40 Gbps Thunderbolt
TM
Non-Workstation Version
An HP 120W AC adaptor and an attached USB-C® Thunderbolt
TM
Workstation
An HP 19.5V 280W AC adaptor and an attached USB-C®/Barrel Thunderbolt
TM
adaptor is attached. If a smaller adaptor is used, only the USB-C® connection is used for charging.
6.
2
HP Thunderbolt Dock G4 specications summary
HP Thunderbolt G4 Dock, The Dock That
Does It All
3-4
First-time Connection
5-6
Supported Modes (Multi-Function
and Thunderbolt
TM
4/USB4/Thunderbolt
TM
3)
Pre-Boot Support
LED/Power Button
6-9
Charging Support from the Dock
Display Capabilities
9-10
HP Sure Start for Docks
Thunderbolt
TM
Security Levels – Available Functions
and Ports
10-12
Manageability
13-14
Troubleshooting Issues
15-19
Support list for the HP Thunderbolt 4 Dock
HP Commercial Notebook / mWS Platform Support
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