CTI Products, Inc. SLM SiteLync
TM
User Guide
Appendix E. EIA-232 (Setup or Host) Connections 21
A
PPENDIX
E. EIA-232 (S
ETUP OR HOST
)
C
ONNECTIONS
Attaching the SLM SiteLync directly to a PC
Table 1. DB-9 to DB-9 Straight Through Cable
PC
Signal Name
PC
DB-9 Female
SLM
DB-9 Male
SLM
Signal Name
DCD
Pin 1
Pin 1
DCD
RxD
Pin 2
Pin 2
RxD
TxD
Pin 3
Pin 3
TxD
DTR
Pin 4
Pin 4
DTR
Signal Ground
Pin 5
Pin 5
Signal Ground
DSR
Pin 6
Pin 6
DSR
RTS
Pin 7
Pin 7
RTS
CTS
Pin 8
Pin 8
CTS
Attaching the SLM/AY to an External Modem
Table 2. DB-25 to DB-9 Null Modem Cable
Modem
Signal Name
Modem
DB-25 Male
SLM
DB-9 Male
SLM
Signal Name
RxD
Pin 3
Pin 3
TxD
TxD
Pin 2
Pin 2
RxD
DCD
Pin 8
Pin 4
DTR
DTR & RTS
Pin 20 & Pin 4
Pin 6
DSR
Signal Ground
Pin 7
Pin 5
Signal Ground