PT-5ITA
SYSTEM BOARD
HARDWARE SETUP
4-4
12
PE
25
Ground
13
SLCT
13 25
(D) CN3
PS/2 Keyboard connector
Pin # Assignment
Pin # Assignment
Pin # Assignment
1
Keyboard Data 3
Ground
5
Keyboard Clock
2
No Connection 4
+5V DC
6
No Connection
(E) CN4
PS/2 Mouse connector
Pin # Assignment
Pin # Assignment
Pin # Assignment
1
Mouse Data
3
Ground
5
Mouse Clock
2
No Connection 4
+ 5VSB DC
6
No Connection
(F) CN5
COM A (Serial Port 1) connector
1 6
Pin # Assignment
Pin # Assignment
1
DCD (Data Carrier Detect)
6
DSR (Data Set Ready)
2
RD (Received Data)
7
RTS (Request To Send)
3
TD (Transmit Data)
8
CTS (Clear To Send)
4
DTR (Data Terminal
Ready)
9
RI (Ring Indicator)
5
Ground
5 9
(G) CN6
USB 2 (Universal Serial Bus port 2) connector
1
Pin # Assignment
1
+ 5V DC
2
DATA
3
DATA
4
Ground
5
Ground
5
(H) CN7
USB 1 (Universal Serial Bus port 1) connector
1
Pin # Assignment
1
+ 5V DC
2
DATA
3
DATA
4
Ground
