Lenovo SP41E22346 User manual

Read the instructions for use before performing any operations and retain this document for
future reference.
The document provides instructions for the use of PCIE_4 COM card jumper caps. Be sure
to strictly follow the illustrations when setting jumpers.
Lenovo
Instructions for Use
Version No.: V2.0 2022.10
SP41E22346
For Barcode Position Only
4-Port Serial Expansion Card

The jumper setting instructions are provided below:
11
COM1
JP1
M.1
DCD RXD TXD DTR GND
DSR RTS CTS RI
NC RXD TXD DTR GND
DSR RTS CTS RI
Mode Output Status Diagram
M.2
Factory
To avoid hardware damage, do not arbitrarily change the jumper
positions.
The factory default setting is the Factory mode in each COM port list.
The standard RS232 serial port is the M.1 mode in each COM port list.
To enable the standard RS232 serial port, refer to the M.1 mode in
each COM port list.
Note
Diagrams for All COM1 Function ConfigurationsDiagrams for All COM1 Function Configurations
Note
1

22
COM2
JP2 JP3 JP4 JP5
M.1
DCD RXD TXD DTR GND
DSR RTS NC NC
DCD DTR
TXD RXD TXD RXD
TXD TXD RX D RXD
TXD TXD
TTL
RXD
TTL RXD
M. 2
DCD
RXD
TTL
TXD
TTL
DTR GND
DSR RTS NC NC
DCD DTR
TXD RXD TXD RXD
TXD TXD RX D RXD
TXD TXD
TTL
RXD
TTL RXD
M. 3
DCD TXD RXD DTR GND
DSR RTS NC NC
DCD DTR
TXD RXD TXD RXD
TXDTXD RXD RXD
TXD TXD
TTL
RXD
TTL RXD
M. 4
DCD
TXD
TTL
RXD
TTL
DTR GND
DSR RTS NC NC
DCD DTR
TXD RXD TXD RXD
TXDTXD RXD RXD
TXD TXD
TTL
RXD
TTL RXD
M. 5
DCD NC NC DTR GND
DSR RTS RXD TXD
DCD DTR
TXD RXD TXD RXD
TXD TXD RX D RXD
TXD TXD
TTL
RXD
TTL RXD
M.6
DCD NC NC DT R GND
DSR RTS RXD
TTL
TXD
TTL
DCD DTR
TXD RXD TXD RXD
TXD TXD RX D RXD
TXD TXD
TTL
RXD
TTL RXD
M.7
DCD NC NC DTR GND
DSR RTS TXD RXD
DCD DTR
TXD RXD TXD RXD
TXDTXD RXD RXD
TXD TXD
TTL
RXD
TTL RXD
M.8
DCD NC NC DTR GND
DSR RTS TXD
TTL
RXD
TTL
DCD DTR
TXD RXD TXD RXD
TXDTXD RXD RXD
TXD TXD
TTL
RXD
TTL RXD
NC RXD TXD DTR GND
DSR RTS NC NC
DCD DTR
TXD RXD TXD RXD
TXD TXD RX D RXD
TXD TXD
TTL
RXD
TTL RXD
Mode Output Status Diagram
M.9
Factory
Diagrams for All COM2 Function ConfigurationsDiagrams for All COM2 Function Configurations
2

COM4
JP8 JP9
M. 1
DCD RXD TXD DTR GND
DSR RTS CTS RI
TXD TXD RXD RXD
DCD DT
NC RXD TXD DTR GND
DSR RTS CTS RI
TXD TXD RXD RXD
DCD DT
M.3
DCD TXD RXD DTR GND
DSR RTS CTS RI
TXD TXD RXD RXD
DCD DT
Mode Output Status Diagram
M.2
Factory
COM3
Mode Output StatusDiagram JP6 JP7
M. 1
DCD RXD TXD DTR GND
DSR RTS CTS RI
TXD TXD RXD RXD
DCD DTR
NC RXD TXD DTR GND
DSR RTS CTS RI
TXD TXD RXD RXD
DCDDTR
M. 3
DCD TXD RXD DTR GND
DSR RTS CTS RI
TXD TXD RXD RXD
DCD DTR
M.2
Factory
33
4
4
3
Diagrams for All COM3 Function ConfigurationsDiagrams for All COM3 Function Configurations
Diagrams for All COM4 Function Configurations
Diagrams for All COM4 Function Configurations