Leica GPS1200+ Technical Reference Manual page 1044

Reference Line
IF the selected task THEN
is
Gridstake to CONT (F1) accepts the changes and accesses REFLINE Define
Line/Arc Grid. Refer to "42.7 Gridstaking to a Reference Line/Arc".
Stake to Polyline CONT (F1) accepts the changes and accesses REFLINE Chosse
Polyline. Refer to "42.8 Staking to Polyline".
GPS1200+ 1044