Multi-Tech Systems Hub manual Diagnostic Tests, Keyboard does not respond to key strokes

Chapter 5 - Troubleshooting

—Check that cables are connected properly and peripherals are powered ON and configured properly.

—If problem persists, contact MultiTech's Technical Support department (see Chapter 6).

•Keyboard does not respond to key strokes

—Connect keyboard cable to the left round connector on SBC.

—If cable converter is used to connect a large 5-pin DIN to a small 6-PIN PS/2 DIN, check it (the cable converter) to see if it is defective or the wrong type.

—Verify that the keyboard works on a different system.

—If problem persists, contact MultiTech's Technical Support department (see Chapter 6).

•Invalid Time, Date or Setup

—Battery is failing.

—Last system boot was incomplete. Verify in Setup that configuration is correct and reboot system.

—If problem persists, contact MultiTech's Technical Support department (see Chapter 6).

Diagnostic Tests

The CommPlete 4000 operates like any stand-alone PC and can run almost any off-the-shelf diagnostic program or checkpoint card. These programs are available at any software re-seller and can quickly help isolate component failures.

26 CommPlete 4000 Communications Server User Guide