Dell 4220 Projector - Manual

Dell ™ 4220/4320 RS232 Protocol Document
z RS232 Projector Pin Assignment (Facing Projector)
z RS232 Serial Communication Cable Pin Assignment (Facing Cable)
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Pin Assignments
RS232 PIN DESCRIPTION MINI DIN-6
1
2 TXD 5
3 RXD 3
4
5 GROUND 1, 2
6
7 Not Used 6
8 Not Used 4
9
Note 1: The RS232 cable is not provided by Dell.
z RS232 Protocol
Communication Settings
Command Types
To display the OSD menu and adjust the settings.
Connection Settings Value
Baud Rate 19200 bps
Data Bits 8 bits
Parity None
Stop Bits
1 bit
Flow control None