PT-5V3T/5VMT
SYSTEM BOARD
HARDWARE SETUP
3-3
(E) CN4
USB 1 (Universal Serial Bus port 1) connector
1
Pin # Assignment
●
1
+5V DC
●
2
DATA-
●
3
DATA+
●
4
Ground
●
5
Ground
5
(F) CN5
AT Keyboard connector
Pin # Assignment
Pin # Assignment
1
Keyboard Clock
2
Keyboard Data
3
No Connection
4
Ground
5
+5V DC
(G) CN6
IR (Infrared Rays) transmission connector
Pin # Assignment
●
1
1
+5V DC
2
2
No Connection
●
3
3
IR Receive
●
4
4
Ground
●
5
5
IR Transmit
(H) CN7 COM B (Serial Port 2) connector
1 2
Pin # Assignment
Pin # Assignment
● ●
1
DCD (Data Carrier Detect) 2
RD (Received Data)
● ●
3
TD (Transmit Data)
4
DTR (Data Terminal Ready)
● ●
5
Ground
6
DSR (Data Set Ready)
● ●
7
RTS (Request To Send)
8
CTS (Clear To Send)
● ●
9
RI (Ring Indicator)
10
No Connection
9 10
