GREER Company
1918 East Glenwood Place
Santa Ana CA 92705
Page 32 of 44
MicroGuard
®
586 Operation/Setup Manual
W458200 REV C 10/29/02
Troubleshooting
Start-up Problems
• Display unit lights and alarms are flashing; the computer unit sounds as if it is buzzing.
• Make sure the PTO is fully engaged.
• During system setup, it is not possible to adjust the angle sensor. The display shows “---“.
• Make sure the extension reel is installed the correct way up.
• Make sure the extension reel signal cable is correctly connected to the computer unit.
• Check the extension reel voltages according to the chart on the following page.
• A few seconds after power up, the display shows “No communications with MicroGuard
®
” in the load display
window.
• Computer is possibly not running.
• Check that the computer unit has a system program chip fitted.
• Check that the system program chip is correctly inserted.
• Check that all LEDs within the computer are lit and that the communications LED (D6) is flashing
– If not replace system chip.
• Check the display cable for damage.
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