NEC E322 User Manual - Rs-232C Port Specifications

English-17

English-16

8  

USB/SERVICE – Insert USB storage device to view photos and listen to 

the music  /This USB slot is for future software upgrades

9  

RS-232C – Input from external equipment such as a PC or AV control 

system in order to control RS-232C functions

Once your AV device is connected, press the Source button on the remote 

control to select the relevant source to view  (ex: Press COMP button to select 

“Component” if you have connected a source to the Component input )

RS-232C Port Specifications

PC control of the TV

Attach an RS-232C cable cross-type (commercially available) to the supplied 

Din/D-Sub RS-232C for the connections

Note: This operation system should be used by a person who is accustomed 

to using computers

Communication conditions

Set the RS-232C communication settings on the PC to match the TV's 

communication conditions

The TV's communication settings are as follows:

Baud rate:

9,600 bps

Data length:

8 bits

Parity bit:

None

Stop bit:

1 bit

Flow control:

None

Communication procedure

Send the control commands from the PC via the RS- 232C connector

The TV operates according to the received command and sends a response 

message to the PC

Do not send multiple commands at the same time  Wait until the PC receives 

the response before sending the next command

Power Mode Status

Mode

LED 

Status

VGA

AV

Component

HDMI 1-3

TV

On

Blue

v

v

v

v

v

Power 

Saving

Purple

v

-

-

-

-

Standby

Red

v

v

v

v

v

Power saving support automatically power on when signal appear  

Standby to power on by touch up remote or keypad power button