Lowrance X87 Operation Instructions Manual page 41

Sonar chart display options (from left) split zoom (all models)
and split frequency (X88DF and X98DF only).
Sonar chart display options (from left) digital data and flasher.
You can customize how the Sonar Page pictures and other data are dis-
played in many ways. We'll discuss all of those features and options in
Section 4, but to show you how easy the sonar unit is to operate, the fol-
lowing page contains a simplified, 10-step quick reference that will
cover most fish finding situations. The quick reference describes how
your unit will operate with all the sonar features in their automatic
modes, which are set at the factory.
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