Jlpt1: Parallel Port Connector; Jcom1: Serial Port Connector - MSI PRO B550M-P GEN3 Benutzerhandbuch

JLPT1: Parallel Port Connector

This connector allows you to connect the optional parallel port with bracket.

JCOM1: Serial Port Connector

This connector allows you to connect the optional serial port with bracket.
2
1
Pin Signal Name
1 RSTB#
3 PRND0
5 PRND1
7 PRND2
9 PRND3
11 PRND4
13 PRND5
15 PRND6
17 PRND7
19 ACK#
21 BUSY
23 PE
25 SLCT
Pin Signal Name
1 DCD
3 SOUT
5 Ground
7 RTS
9 RI
31
26
25
Pin Signal Name
2 AFD#
4 ERR#
6 PINIT#
8 LPT_SLIN#
10 Ground
12 Ground
14 Ground
16 Ground
18 Ground
20 Ground
22 Ground
24 Ground
26 No Pin
2 10
9
1
Pin Signal Name
2 SIN
4 DTR
6 DSR
8 CTS
10 No Pin