Generex CS121L - Page 110

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Figure 138: Cable configuration HW121/HW131 COM2
Pin Layout CS121 COM1:
Figure 139: External D-SUB 9-polig male
Pin1:
DCD
Pin6:
DSR
Pin2:
RxD
Pin7:
RTS
Pin3
TxD
Pin8:
CTS
Pin4
DTR
Pin9:
RI
Pin5
GND
Figure 140: Slot version: Circuit board connection
Pin1: -> GND
Pin2: -> VDD
Pin3: -> TxD
Pin4: -> RxD
Pin9: -> GND
Pin8 connected with Pin 10
Figure 141: Pin COM2 Mini-DIN 8 pol female