52 | Chapter 3: Operation
n Shaking and soaking the plate is also an option when defining a Wash step.
How to enter negative numbers (Keypad only)
Some protocol parameters, like Horizontal Dispense Position (X-axis), require
inputting a negative number to improve performance.
To enter a negative value:
1. Using the number pad, start at 00 (zero) and press Shift +Options to display
the minus sign.
2. Use the number pad to enter the desired value. The minus sign will remain,
making it a negative value.
How to copy a protocol
You can save significant time creating protocols by copying a protocol that shares
some of the same protocol parameters and then editing the copy to meet your
needs.
LHC users: Open the protocol you want to copy and select File>Save As. Assign
unique file and protocol names to it. Consult the Help to learn more.
Keypad users:
1. Select DEFINE at the main menu.
2. Select Copy.
3. Choose the type of protocol you want to copy.
4. Use the Options key or enter the protocol number to select it.
5. Enter a unique name for the new protocol you are creating.
6. Select Yes to copy the protocol. Then, you can edit the protocol, as needed.
How to delete a protocol
You can delete protocols to prevent other users from running them.
LHC users: use Windows Explorer or My Computer to delete the protocol file from
your PC.
Keypad users:
405™ Microplate Washer LS
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