SurePOS 500 4846-XX5 Technical Reference
Page 38 of 63
24V
+10%, -1%
3.0 A continuous, 5.0 A peak
Kybd and Mouse
(combined)
5V
+5, -7%
2.26A
Cash Drawer (3A/3B)
24V
1A
5.3 Connector
Pinouts
5.3.1 Customer Display Connector
Pin Connector Pin Connector
1 CD
(carrier
detect)
9
+12 V dc
2 RXD
(receive
data)
10
+5 V dc Main
3 TXD
(transmit
data)
11 Dist_VFD
present
4 DTR
(data
terminal
ready)
12
DSR (data set ready)
5
Ground
13
RTS (request to send)
6
Ground
14
CTS (clear to send)
7
+5 V dc Main
15
RI (ring indicate)
8
+12 V dc
5.3.2 MSR
connector
Pin Connector
1
+5 V dc Main
2
Serial Data In (TTL Level)
3
Serial Data Out (TTL Level)
4 Ground
5
MSR Present (low indicated MSR is present)
6
MSR Mode (low indicated keyboard wedge, high indicated RS-232)
7
Keyboare Enable (low enables keyboard data to the system
8
Keyboard Data (to system shipset)
9
Keyboard Clock (to system chipset)
10 Ground
