PSC 4400 Series manual Pin No Signal

minimize data contention between any two peripherals connected to the dock. This feature is enabled only if hardware flow control is enabled.

Some peripherals may not follow all of the specifications for RS-232 hardware flow control. These will require additional or special considerations when used with the dock. See Table 2 for COM port pinouts.

Table 2. COM port DB9M Pinouts

Pin No.	Signal
1	DCD
2	RXD
3	TXD
4	DTR
5	GND
6	DSR
7	RTS
8	CTS
9	+12 @ 200Ma

Refer to the PowerScan User’s Guide for more information on the handheld scanner.

Installation Guide 21