Service manual

SRP-150
Rev. 1.02
- 20 -
3-5 Interface Specifications
3-5-1 RS-232C Serial Interface
3-5-1(a) Specification
Item Description Remark
Data Transmission • Serial
Synchronization • Asynchronous
HandShaking
(Flow Control)
• H/W : DTR/DSR
Signal Level
• Logic1 (MARK) : -3V ~ -15V
• Logic0 (SPACE) : +3V ~ +15V
Baud Rate • 9600/19200/38400/115200 Bps
Data Word Length • 8 bit
Parity • None
Stop Bit • 1
Connector • DB25P Female (I/F PBA)
Table 3-5-1(a) RS-232C Specification
Note : ※ The HandShaking (Flow Control) / Data Word Length / Baud Rate / Parity functions depend on the
DIP Switch settings. Refer to the Operation Manual.
3-5-1(b) RS-232C I/F Cable
Printer Side
D-SUB9P-Male
CONN : User Spec
D-SUB9P-Female
Figure 3-5-1(b) RS-232C Cable