How to configure RS232 Serial Port Unit for D7 Series 2

Prerequisites

• D7 Series All in One Zoom Room Appliance 
• Models:
• DB50455 – 55” Display (Series 2)
• DB50475 – 75” Display
• Notes: Please note that these models (Series 2) have no DTEN logo light at the bottom, see below: 

D7 55”/75” Series 1

D7 55”/75”  Series 2

• Firmware version:
• 2.5.0 and above
• USB to RS-232 Adapter Cable or Dongle
• Prolific Technology PL2303 Chipset (All build versions under Windows 10 supported)
• The current driver installation package for PL2303 Chipset

 

Setup & Configuration Instructions

1. Enter the Settings Screen in Zoom Rooms by selecting either the Settings button or Gear Icon located in the bottom right corner of the D7 Series display. 
2. Select the General Tab of the Settings dialog and select Windows Settings. 

1. Enter the Zoom Rooms access code either 0000 or 97979797 in the popup dialog box and select Continue. 
2. Select the ZoomAdmin account from the two (2) accounts shown on the bottom left of the Windows Login screen.
3. Login to the ZoomAdmin account using the ZoomAdmin password: Zoom1234.
4. Download the current driver installation package from the following Link. 
5. Place the downloaded file on an external USB thumb drive.
6. Plug the USB thumb drive into one (1) of the two (2) USB ports on the OPS PC located in the rear of the D7 Series display, and extract the zip file to the desktop.
7. Open the extracted folder on the desktop and select the file labeled PL23XX-M_LogoDriver_Setup_v2xxxx.exe.
8. Double click on the file labeled PL23XX-M_LogoDriver_Setup_v2xxxx.exe and follow the on-screen instructions to install.
9. Once the installation has completed, reboot the OPS PC.
10. Once the reboot has completed, repeat Steps 1 through 5 to log back into the ZoomAdmin account.
11. From the Taskbar select the Search icon and search for Device Manager.
12. Select and enter the Device Manager.
13. Highlight and Select the Ports (COM & LPT) settings.
14. Select the Prolific USB - to Serial Comm Port (ComXX) driver from the drop-down list.

• Double Click or Right Click and select Properties to open the Properties dialog box.

Parameter	Value
Baud Rate:	115200
Data bits	8
Parity:	None
Stop Bits:	1
Flow Control:	None
Cable Type:	Straight

• Highlight the Port Settings tab and configure the Prolific USB driver settings.

• Once settings are selected press OK.
• Reboot the OPS PC.

 

 

RS232 Pinout

 

Pins 2 (TX), 3 (RX), and 5 (GND)

 

RS232 Commands

Command	Send	Receive
POWER COMMANDS
Wake	BB A2 C3 4E 6C 8F 01	N/A
Sleep	BB A2 C3 4E 6C 8F 00	N/A
*Power Off	99 01 05 01 FA AA	N/A
SOURCE COMMANDS
Input PC	FE 60 00 24 00 AA	N/A
Input HDMI	FE 60 00 23 00 AA	N/A
VOLUME COMMANDS
Volume Level	99 0A FA 11 00	99 0A FA 11 XX (XX Represents the Current Volume Level）
Volume Up	99 01 17 01 E8 AA	N/A
Volume Down	99 01 18 01 E7 AA	N/A
Mute (Toggle)	99 01 02 01 FD AA	N/A
STATUS COMMANDS
Current Source	99 0A FA 12 00	99 0A FA 12 01 (PC)
		99 0A FA 12 02（HDMI）
Current Status	99 0A FA 10 00	99 0A FA 10 01

*Note the Power Off command turns off the display and OPS PC. The display will have to be powered on
via its physical Power on button on the display’s rear.

Recommended USB to RS-232 Adapter Cables or Dongles

Female Cables

• 6.6’ USB-A to RS232 Female Cable
• 6.6’ USB-A to RS232 Female Cable
• 6.6’ USB-A to RS232 Female Cable
• USB-A to Female RS232 Adapter

Male Cables

• 3.3’ USB-A to RS232 Male Cable
• 6’ USB-A to RS232 Male Cable
• 6’ USB-A to RS232 Male Cable

 

If you have additional questions or need to contact DTEN Support, please refer to this DTEN Knowledge Base article for more details:  HERE.