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Detail of the left side of the top of the launch console.

There are two gauges near the top with a switch (or an empty hole) below. The left gauge itself reads "x100 PSI High Pres. Supply" and is labelled "N₂ Supply Pressure Calibrate". The right gauge itself reads "x100 PSI" and is labelled "He Supply Pressure Calibrate".

The switch under the gauge at left is labelled "Read"; the empty hole under the gauge at right is labelled the same.

Next is a row of indicator lights (green, empty hole, and red), which reads

• Component Test Prepared
• Component Test
• Testing

The three rows of four toggle switches read, from top to bottom,

• Vent Valve LOX Tank
• Fuel Tank Press. Valve
• LOX Tank Press. Valve
• Ignition Alc Valve

• LOX Valve
• Fuel Valves
• H₂O₂ Main Valve
• H₂O₂ Tank Press. Valve

• Pressurizing Test
• Power Transfer (Switch appears to have had a guard on it.)
• A11 & A22 Power Transfer
• Pre-Valve Comp Test

Finally, the row of four switches plus an empty hole on the bottom reads

• Press. Supply (Switch appears to have had a guard on it.)
• Vent Tail Spheres
• Vent Repl Tank
• Vent Top Spheres (Switch appears to have had a guard on it.)
• Plug Ejection By-Pass