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Rev. 1.07
- 9 -
SRP-350
1-2-2 Serial Interface (RS-485)
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 FGND - Frame Ground
2 SD2 Output Send Data
3 SD1 Output
4 RD2 Input Receive Data
5 RD1 Input
7 SGND - Signal Ground
8
9
DR2
DR1
Output Same as DTR(RS-232)
10
11
CS2
CS1
Input Same as DSR(RS-232)
Shield FGND - Frame Ground
IF
A
-SF TYPE
PRINTER
SIDE
HOST
SIDE
Drawer kick-out
connector
Power supply
connector
Interface connector