Troubleshooting - NCI 6720 User Manual

If an E-02 ROM error
or E-04 RAM error
occurs, power the
scale off and then
back on. If it occurs
again contact your
Weigh-Tronix scale
service provider.

Troubleshooting

Perform the following steps in the order pre-
sented until the described problem is corrected.
No Power (Display is Blank)
1. Check that the primary side of the cord is
plugged into the AC outlet, and the second-
ary side is properly connected to the power
jack on the back of the scale.
2. Replace the power supply.
3. Replace the display board.
4. Replace the main board.
Missing or extra segments on display
1. Replace the display board.
2. Replace the main board.
Scale will not return to zero, or incorrect
weight is displayed
1. Press the ZERO key.
2. Check for interference of weighing platform.
3. Power down, remove all items from the
platter, and then power up the scale.
4. Recalibrate the scale.
5. Replace the load cell.
6. Replace the main board.
Model 6700 Family User's Manual
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