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Sequence Color
Red
7
Device Interfaces
RS-232/422/485 COM Port Pinouts
The COM 1 Passthrough Port is used to pass control information between VBrick appliances
over the network. The COM 1 port presents a standard DTE interface on an RJ-45
connector. The serial port operates at a default rate of 9.6 Kbps, Async, 8-Bit, No Parity,
Controls = None. On some appliances, the pins on the passthrough port can be set for RS-
232 or RS-422-485 (see below) using the
page in IWS. This option is available on only devices where the Part Number on the Main
Board ends in 3. To determine part number, open IWS and go to
Main Board > Part Number
Note See Configuration: Passthrough in any of the VBrick Appliance Admin Guides for
detailed information about Passthrough configuration.
Table 16. RS-232 Pinouts
Pin
Function
1 †
RTS Request to Send
2 †
DTR Data Terminal Ready
3
TXD Send Data
4
Ground
5
Ground
VBrick Appliance Getting Started Guide
Description
Solid. Indicates no
Video In
COM Interface Type
.
Direction
Output
Output
Output
Common
Common
(otherwise the LED is off).
parameter on the Passthrough
Status: User Information >
VB6000 Reference
67
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