OPERATING CONTROLS AND PROCEDURES GRT880 OPERATOR MANUAL
3-24 Published 3-25-2020, Control # 643-04
RCL Display Setup Screens
Telescoping Mode change requires rigging code
confirmation.
B Mode Available and in Sequence
Select Telescoping Mode (load chart) on RCL. Selected
mode (1) displays on screen.
Telescope Mode/Load Chart (2) shows B mode enabled and
in sequence.
Last confirmed telescoping mode (3) shown in status bar.
NOTE: RCL override does not effect Telescoping Mode.
B Mode Enabled and out of Sequence
Select Telescoping Mode (load chart) on RCL. Selected
mode displays in status bar (1).
B mode selection is grayed out (2) and not available if out of
sequence or load chart not available.
Last confirmed telescoping mode (3) shown in status bar.
RCL Display Operating Screen
Confirmed Telescoping Mode
Confirmed telescoping mode (1) shown in status bar.
Out of Sequence
Confirmed telescoping mode (1) shown in status bar.
Out of sequence symbol (2) displayed. RCL is locked out
with audible and visual indications.
Select mode M in the RCL setup screen to recover.
Operating Screen
Mode M: active telescoping section T1 (1) or T2-3 (2) always
shown in the status bar
Mode B: T1 (1) or T2-3 (2) shown when telescoping is active.