Dell PowerVault 775N (Rackmount NAS Appliance) - Manual (Page 28)

back panel keyboard connector. Table B-3 defines the front panel keyboard/mouse combination connector pin assignments.
Figure B-4. Pin Numbers for the Keyboard Connector
Table B-2. Keyboard Connector Pin Assignments (Back Panel)
Pin Signal I/O Definition
1 KBDATA I/O Keyboard data
2 NC N/A No connection
3 GND N/A Signal ground
4 FVcc N/A Fused supply voltage
5 KBCLK I/O Keyboard clock
6 NC N/A No connection
Shell N/A N/A Chassis ground
Table B-3. Keyboard/Mouse Combination Connector
Pin Assignments (Front Panel)
PIN Signal I/O Definition
1 KBDATA I/O Keyboard data
2 MSDATA I/O Mouse data
3 GND N/A Signal ground
4 FVcc N/A Fused supply voltage
5 KBCLK I/O Keyboard clock
6 MSCLK I/O Mouse clock
Shell N/A N/A Chassis ground
Mouse Connector
The following is pin information for the mouse connector. If you reconfigure your hardware, you may need pin number and
signal information for the mouse connector. Figure B-5 illustrates the pin numbers for the mouse connector. Table B-4 defines
the pin assignments and interface signals for the mouse connector.
Figure B-5. Pin Numbers for the Mouse Connector
Table B-4. Mouse Connector PIN Assignments (Back Panel)
Pin Signal I/O Definition