Symbol PTC-2124 User Manual page 88

Chapter 3 Configuring TN-3270/5250
With the top cover of the scanner
expansion module removed, the
scanner expansion module connector
is located just under the top of the
PTC housing. Refer to Figure 2. The
PTC-2124 (right side view) on page
28. The scanner expansion module
connector is the small, white, 30-pin
connector, with Pin 1 located on the
right when viewing the PTC from the
top.
76
Table 5. PTC-2124 scanner expansion module connector
pinouts
Pin Signal
1 CONFIG0
2 VSCAN_5V
3 GND
4 MARKER/
SCAN_RXD#
5 SCAN_DTR#
6 TRIG_IMG
7 PEN_EN#
8 SCAN_TXD#
9 BARCODE/
SCAN_DSR
10 LED_EN
11 TRIG#
12 MARKER/
SCAN_RXD#
13 SCAN_TXD#
14 SCAN_SOS
15 SCAN_CTS#
16 SCAN_RTS#
17 SCAN_CD#
18 VSCAN_PWR
19 VSCAN_PWR
Description
Configuration 0
Scanner +5 volt power
Ground
Marker or scanner receive
data
Scanner data terminal
ready
Connected to 47.5 KΩ
resistor to ground
Pen enable
Scanner transmit data
Wand in/scanner data set
ready
LED enable
Trigger
Marker/scanner receive
data
Scanner transmit data
Scanner start of scan
Scanner clear to send
Scanner request to send
Scanner carrier detect
Scanner +7.2 volt power
Scanner +7.2 volt power
PTC-2124 User's Guide