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* Check the display board, and in particular the edge trace on the back side, leading from the 3-pin connector to the rightmost (from the rear) LED. Check for any damage to the circuit board that seemingly affects that trace.
 
* Check the display board, and in particular the edge trace on the back side, leading from the 3-pin connector to the rightmost (from the rear) LED. Check for any damage to the circuit board that seemingly affects that trace.
 
* Check soldering of top LEDs.  Sometimes, a pin can look soldered, but is only held on by clear solder flux (resin).
 
* Check soldering of top LEDs.  Sometimes, a pin can look soldered, but is only held on by clear solder flux (resin).
 
== Color and display mode settings ==
 
 
When everything is working correctly, pressing the Color button once advances between the different color presets.  There are 14 solid colors, and 10 mixed color and/or animated modes.
 
 
The colors settings, in order, are named:
 
 
# Red
 
# Orange
 
# Yellow
 
# Yellow-green
 
# Green
 
# Aqua
 
# Teal
 
# Royal blue
 
# Blue
 
# Violet
 
# Purple
 
# Maroon
 
# White
 
# Warm white
 
# Per-LED color cycling, fast
 
# Per-LED color cycling, slow
 
# All-together color cycling, fast
 
# All-together color cycling, slow
 
# Red-Green color cycling, fast
 
# Red-Green color cycling, slow
 
# Red-Green, steady
 
# Blue-White color cycling, fast
 
# Blue-White color cycling, slow
 
# Blue-White, steady
 
 
 
Hold down the Color button for a few seconds to advance the brightness or fickering/steady display setting.
 
 
There are four settings with flickering and brightness, as follows:
 
 
# Low brightness, without flickering
 
# Regular brightness, without flickering
 
# Low brightness, with flickering
 
# Regular brightness, with flickering
 
 
 
 
== Night button and Sleep mode  ==
 
 
When everything is working correctly, pressing the Night button (or resetting) advances the Hanukkah night (number of "candles") displayed.
 
 
Hold the Night button for a few seconds to put the menorah to sleep. Press Night again to wake it. You do not need to use the sleep mode, but it provides an alternative to unplugging power.
 
 
The button to be held for about one second to begin entering sleep mode, but will wake up again automatically if you hold the button too long.  If you have trouble getting the menorah into sleep mode, try releasing your finger as soon as you see the lights begin to dim.
 
  
  
 
== Demo mode ==
 
== Demo mode ==
  
Hold down the Night button at reset to enter demo mode animation. Reset occurs when when you first plug in the menorah to power (USB), or when you press the reset button.  
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Hold down the Night button at reset to enter demo mode animation. That can be when you first plug in the menorah, or when you press the reset button.  
 
 
  
 
== Programming ==
 
== Programming ==
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To minimize bright flashes when you first plug in the menorah, put it to sleep fully before unplugging it.
 
To minimize bright flashes when you first plug in the menorah, put it to sleep fully before unplugging it.
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== Sleep mode ==
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Hold the Night button to put the menorah to sleep. Press Night again to wake it.
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The button to be held for about one second to begin entering sleep mode, but will wake up again automatically if you hold the button too long.  If you have trouble getting the menorah into sleep mode, try releasing your finger as soon as you see the lights begin to dim.

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