Compaq 4000N - Manual (Page 124)

Chapter 5 Input/Output Interfaces
Compaq Deskpro 4000N and 4000S Personal Computers
First Edition – September 1997
5-34
5.6.4 KEYBOARD/POINTING DEVICE INTERFACE CONNECTOR
There are separate connectors for the keyboard and pointing device. Both connectors are identical
both physically and electrically. Figure 5-6 and Table 5-19 show the connector and pinout of the
keyboard/pointing device interface connectors.
Figure 5–7. Keyboard or Pointing Device Interface Connector
(as viewed from rear of chassis)
Table 5–19. Keyboard/Pointing Device Connector Pinout
Table 5-19.
Keyboard/Pointing Device Connector Pinout
Pin Signal Description Pin Signal Description
1 DATA Data 4 + 5 VDC Power
2 NC Not Connected 5 CLK Clock
3 GND Ground 6 NC Not Connected