For set up instructions of Sierra Charts please go to:

http://www.sierrachart.com/Home/Static/IB.html

For Sierracharts we use a williams setting of 10 for both the YM and INDU. The ADX for the INDU is 10,4 and 10,8 for the YM. Yes all 1-minute charts.

Sierrachart settings are as below, note that times are GMT, adjust to your local time.
You need to be connected to IB at the start and end of day for the charts to show the gap. 

The "increase/decrease spacing" is done by pressing your up/down buttons
General settings should be left alone.
Graphics stettings are;
bar h/l down = red
bar h/l up = green
candlestick up outline = black
candlestick down outline = black
candlestick up fill = white
candlestick down fill = red
chart text = black
chart background = grey
chart grid = black
grid yes
day/month breaks yes

Chart settings are;