KARRERA — Installation & Service Manual 79
Pin Assignments
RS-232 Ports
RS-232 serial ports are located on the front of each processor board (Video
Processor, Panel Processor, Menu Processor), and are available for mainte
-
nance and diagnostics.
Standard VGA and keyboard ports are also available on all processor
boards, and are also used for maintenance.
Table 5.
Socket Pin Signal
1 Chassis Ground
2 Transmit Data
3 Receive Data
4 Not used
5 Signal Ground
6 Not used
7 Clear to Send
8 Request to Send
9 Not used
Pin 1Pin 5
Pin 6Pin 9
D-9 Female
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