Lectron Display Backlight or Power Fault

Lectron charger display is on but very dim, flickering, or unreadable, while charging may or may not still function.

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Possible Causes

Failed backlight driver on display board, Loose display power connector, Aging LCD/LED module

How to Fix / Troubleshooting

Safety first: Turn OFF the breaker before removing the front cover.

  • 1. Power reset: Turn OFF the breaker for a few minutes, then ON, to rule out a transient glitch.
  • 2. Reseat display connectors: With power OFF, open the unit and reseat the ribbon or harness between the display board and main board. Ensure no corrosion is present.
  • 3. Inspect display board: Look for burnt components or cracked solder joints near the backlight driver.

Resolution: If the display remains dim or unreadable, replace the Lectron display board assembly. Charging functionality can sometimes continue without a display, but operation is not recommended without clear status indication.

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Repair Difficulty

Easy 2/5

Required Part

Lectron Display Board Assembly
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