If you want to install at another address, use the following procedure.
1.Select the address: Using an I/O port usage table (one is included in Appendix A) select an unused hex address space. Note that the WDT card occupies 8 bytes of I/O space. Use caution when selecting a port address, it is important that nothing else is installed at the selected address.
2.Convert the hex address to its binary equivalent.
3.Throw away the 3 least significant bits.
4.The remaining 7 digits represent the switch address. 1's represent an OFF switch. 0's represent an ON switch.
Relay Setup
The jumper labeled RELAY NORMALLY provides two ways for the external reset to be configured. With the jumper in the 0 position, the relay will normally be discharged, and will energize after the timeout is reached. In the 1 position, the relay will be energized while the timer is running. The relay will discharge after the timeout is reached, the timer disabled, or the power is turned off.
Installation
1.Turn the power to your computer off and unplug from the power outlet.
2.Remove the cover of the computer.
3.Pick an unused ISA slot. The WDT will work in a short
4.Remove the expansion ISA slot cover. Save the screw for installation of WDT.
5.Install the WDT into the unused ISA slot. Be certain that the card is inserted completely into the slot.
6.Secure the card with the mounting screw.
Documentation Number | 5 |
B&B Electronics Mfg Co – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph