JRC JMA-5312-6 Instruction Manual page 236

[III] Settings in PI Menu
The operation of parallel index lines can be set in the PI Menu.
Procedures 1
[1] Display for All Lines
Sets the parallel index line display to on or off.
On
Off
[2] Operation Mode
Sets an operation mode for parallel index lines.
All
Individual
Track
Equiangular
Open the PI Menu by performing the following menu operation.
Tool
1. PI Menu
:Parallel index lines are displayed.
:Parallel index lines are not displayed.
:All the parallel lines are operated at the same time.
:The bearing of each line is operated individually.
:Equally spaced lateral lines are displayed on both sides.
:Two lines intersecting at the center of a circle are displayed.
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