Connecting The Pc Serial Port To The Tb9 Grating Filter - JDS Uniphase TB9 Series User Manual

Caution
•
Do not exceed 100 mA.

Connecting the PC Serial Port to the TB9 Grating Filter

To connect a 25-pin PC serial port to the grating filter, use 25-pin D-sub plug connectors at
both ends of the connection. The required pin assignment is described in Table 8.
Table 8: Connecting a 25-Pin PC Serial Port to the TB9 Grating Filter
PC 25-Pin
Symbol Pin Number
PG
TD
RD
RTS
CTS
SG
To connect a 9-pin PC serial port to the grating filter, use a 9-pin D-sub plug connector at the
computer and a 25-pin D-sub plug connectors at the filter. The required pin assignment is
described Table 9.
Table 9: Connecting a 9-Pin PC Serial Port to the TB9 Grating Filter
PC 9-Pin
Symbol Pin Number
PG
TD
RD
RTS
CTS
SG
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Figure 9: RS232 Driver Pin Assignment
Pin Number
1 1
2 3
3 2
4 5
5 4
7 7
Pin Number
1 1
3 3
2 2
7 5
8 4
5 7
TB9 Unit
Symbol
PG
RD
TD
CTS
RTS
SG
TB9 Unit
Symbol
PG
RD
TD
CTS
RTS
SG
Operating and Maintenance Instructions – 21