Model 7620U Bench Scale User’s Manual
24
Troubleshooting
Perform the following steps in the order pre-
sented until the described problem is corrected.
If the problem cannot be corrected, contact an
authorized Weigh-Tronix service provider.
No Power (Display is Blank)
1. Check that the following power connections
are properly secured:
a) power cord to AC mains outlet
b) power cord to universal connector on
transformer (230 VAC only)
c) transformer cord to 5-pin power jack on
the back of the scale
2. Replace the power supply.
3. Replace the display board.
4. Replace the I/O board.
5. Replace the QDT load cell.
Missing or extra segments on display
1. Replace the display board.
2. Replace the QDT load cell.
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