SMC Networks 486DX4 - Manual (Page 30)

AR-B1462 User¡ ¦s Guide
3-12
(2) 4-Pin Power Connector (CN6)
3 GND
2 GND
1 +12 VDC
4 +5 VDC
CN6
Figure 3-23 CN6: 4-Pin Power Connector
3.2.10 Reset Header (J6)
J6 is used to connect to an external reset switch. Shorting these two pins will reset the system.
1 Reset+
2 GND
Figure 3-24 J6: Reset Header
3.2.11 PS/2 Mouse Connector
(1) PS/2 Mouse IRQ12 Setting (JP2)
The default of allows the system detecting a PS/2 mouse on boot. If detected, IRQ12 will be used for
the PS/2 mouse. IRQ12 will be reserved for expansion cards and therefore the PS/2 mouse will not function.
1 2
JP2
Enable
1 2
JP2
Disable
Factory Preset
Figure 3-25 JP2: PS/2 Mouse IRQ12 Setting
CAUTION: After adjusting the JP2 correctly, the user must set the option to Enabled in the
BIOS Menu. Then the PS/2 mouse can be used.
(2) PS/2 Mouse Connector (J5)
To use the PS/2 interface, an adapter cable has to be connected to the J5 (6-pin header type) connector. This
adapter cable is mounted on a bracket and is included in your AR-B1462 package. The connector for the PS/2
mouse is a Mini-DIN 6-pin connector. Pin assignments for the PS/2 port connector are as follows:
DATA
GND
CLOCK
GND
1
2
3
4
5
6
VCC
Not Used
1 2
3 4
5 6
J5
6 Pin Mini-DIN
1 2 3 4 5 6
Figure 3-26 J5: PS/2 Mouse Connector