Samsung SRP-350PG User Manual - Page 8

Rev. 1.02 - printers

Page 8 highlights

SRP-350 1-2 Connecting the Cables You can connect up the three cables to the printer. They all connect to the connector panel on the back of the printer, which is shown below: ※ NOTE Before connecting any of the cables, make sure that both the printer and the host are turned off. 1-2-1 Serial Interface (RS-232C) IFA-S TYPE ON Interface connector Drawer kick-out Power supply connector connector ※ When the Dip Switch is "ON" on the Serial Interface Board, DTR and RTS are connected each other. PRINTER SIDE (25P) HOST SIDE (25P) PRINTER SIDE (25P) HOST SIDE (9P) Pin No. 1 2 3 4 5 6 7 20 Signal name FG TxD RxD RTS CTS DSR SG DTR Direction - Output Input Output Input Input Output Rev. 1.02 - 8 - Function Frame Ground Transmit Data Receive Data Ready To Send Clear To Send Data Set Ready Signal Ground Data Terminal Ready

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Rev. 1.02
- 8 -
SRP-350
1-2 Connecting the Cables
You can connect up the three cables to the printer. They all connect to the connector panel
on the back of the printer, which is shown below:
NOTE
Before connecting any of the cables, make sure that both the printer and the host are
turned off.
1-2-1 Serial Interface (RS-232C)
ON
When the Dip Switch is “ON” on the Serial Interface Board,
DTR and RTS are connected each other.
Pin No.
Signal name
Direction
Function
1
FG
-
Frame Ground
2
TxD
Output
Transmit Data
3
RxD
Input
Receive Data
4
RTS
Output
Ready To Send
5
CTS
Input
Clear To Send
6
DSR
Input
Data Set Ready
7
SG
-
Signal Ground
20
DTR
Output
Data Terminal Ready
IFA-S TYPE
Drawer kick-out
connector
Power supply
connector
Interface connector
PRINTER
SIDE (25P)
HOST
SIDE (25P)
PRINTER
SIDE (25P)
HOST
SIDE (9P)