Spectra Precision LL300S Installation guide

LL300S Hands-On Training
January 2015

LL300S Controls
Battery Status LED
Level-LED
Manual Mode/Standby Button
Power Button
HI-/Manual-
Standby -LED
Slope Buttons

RC402N Radio Remote Control
Left & Right
Buttons
Menu button
Manual Mode/Standby
Button
Up & Down Buttons
LCD -Display
On/Off Button
RC402N-Battery status LED
Enter button
Hand loop

LL300S Peripherals
Rubber Feet
Serial Number
5/8” x 11
Beam Exit
Metal Sunshade Sighting Guides

LL300S Peripherals
Plastic Feet
Rubber Foot Laser Safety Labels
5/8” x 11

Installing The Batteries
§Enter the battery housing,
by turning the battery-
door knob
counterclockwise

Installing The Batteries
§Install/remove the rechargeable
battery Pack. It is keyed to
prevent mis-insertion. The cage
prevents accidental charging of
Alkaline batteries
§Do not try to open the cage for
exchanging the rechargeable
batteries
§Worldwide charger has plugs for
US, EU, AU and GB
§Recharge time is about 10 hours

Installing The Batteries
§If using 4 x D-cell Alkaline's, note the
plus (+) and minus(-) diagram on the
battery door. Do NOT try to install
Alkaline batteries in the rechargeable
battery Pack!
§Special screws are used to ensure only
autorized service centers can replace the
batteries. Trying to open the cage will
destroy the cage lid holders.
New warning label
at the battery cage

Turning On/Off
§To turn the unit on, press and
release the power button
–The unit always powers up in
automatic self-leveling mode
–All LEDs are turned on for 3
seconds (diagnostic mode).
–Green LED flashes during self-
leveling
–When leveled, the green LED
lights solid for the first five
minutes, then flashes every 4
seconds indicating the laser
remains level and the HI-alert has
been activated
To turn the unit off, press and hold the power
button for 2 seconds!

Activating/Deactivating Standby mode
Standby mode helps to increase the battery life
and controls the laser setup during breaks. The
self-leveling and rotation will be stopped and the
beam will be turned off while the HI alert is still
active.
§Press and hold the Manual button at the laser or
remote control for 3 seconds activates the
Standby mode.
–The HI/MAN LED at the laser flashes red every 5
seconds while the RC402N display shows
Standby.
To deactivate Standby mode and restore full
operation of the laser, press and hold the
Manual button at the laser or remote control again
for 3 seconds.

Activating/Deactivating Manual Mode
§“Manual” bypasses the laser’s automatic
leveling, to use the laser in slope or vertical
mode
§Press and release the manual-mode button at
the transmitter or remote control
–Manual LED will flash red
§Change the slope using the arrow buttons at
the laser (Y-axis) or remote control (both axes).
§The remote‘s left/right buttons can be used for
vertical fine line adjustments.
§To resume automatic self-leveling mode, press
manual button twice
Note: When set up vertically, the unit switches
always automatically into manual mode.

Single Y-Axis Slope Mode
§To activate the single Y-axis
slope mode, press the manual
mode button at the laser or
remote twice.
–The red and green LED’s will
flash simultaneously once a
second
§To resume automatic self-
leveling mode, press the
manual mode button
(transmitter or remote) again.
§When in Slope Mode, the X-
axis will self level to maintain
a consistent elevation of the
sloped reference plane.

Grade Matching using Single Slope Mode
1. Set up the laser at the first
elevation point and align it
to the second desired slope/
elevation hub using the
sighting guides on the
sunshade.
2. Check the laser beam
elevation close to the laser.

3. To activate the Y-axis single slope
mode, press the manual mode button
twice.
The red and green LED flash
simultaneously (once a second).
4. Set the grade rod with the receiver
attached to it on the second desired
slope/elevation hub.
NOTE: DO NOT change the receiver
position at the rod
In order to keep it as a single
person operation when working
without a remote control, it‘s
recommended to use a bipod
Grade Matching using Single Slope Mode
1Hz

Grade Matching using Single Slope Mode
5. Press the up and down arrow buttons at
the laser or at the remote control until you
get an on-grade reading on the receiver.
6. Check the elevations along the direction of
the slope.

Mask Mode using the standard method
Mask Mode –allows you to electronically turn off the laser beam
(electronic shutters) in up to 3 lighthouse windows to prevent
interference with other receivers on the jobsite.
§To activate the mask mode on the + or -Y-axis, press the Up or Down
arrow button at the laser or remote control, then within <1 second
press and release the Manual button.
§The Mask mode for the + or –X axis can only
be activated/deactivated by pressing the
Right or Left arrow button in sequence with
the Manual button at the optional remote
control.
Note: The unit always powers up with the mask mode deactivated
(default).

Special Features using the optional RC402N
M-Button : Quickly press and release
starts the MENU entry and can be used
to return to the previous menu position
E-Button: Quickly press and release
starts the selected mode
Manual Button: Quickly press and
release activates/deactivates the manual
mode/ single slope mode; press and
hold for 3 seconds activates/deactivates
the Standby mode
Up/Down Arrow Buttons
Left/Right Arrow Buttons
ON/OFF button - press for 1 second to
turn on the unit; press and hold for 2
seconds to turn off the unit
RC402N Battery-Status-LED (red)
Battery status laser
Mask mode indication
HI-Alert activated
The remote control mirrors the basic functionality of the LL300S keypad and
offers additional features.

Optional Radio Remote Control
Powering the RC402N
1. Open the battery door using a coin
or similar pry device to release the
battery door tab on the RC402N.
2. Insert two AA batteries noting the
plus (+) and minus (-) diagrams
inside the battery housing.
3. Close the battery door. Push down
until it “clicks” into the locked
position.
Turning On/Off the Radio Remote Control
Press the power button to turn on the radio remote control.
To turn off the radio remote control, press and hold
the power button for 2 seconds.
Display at RC402N
LL300S – horizontal setup
Display at RC402N
LL300S -vertical setup

Pairing the remote control with the transmitter
§First, make sure the transmitter and the
remote control are turned off. Then press
and hold the Manual button and turn on
the transmitter.
–The battery LED flashes fast.
§During the next 6 seconds repeat the
same steps on the remote control.
§The Laser’s red battery LED flashes fast
and the remote’s display shows Pairing
OK for one second and then the same
function as the laser is actually working to
indicate the transmitter has been matched
with the remote control.

Mask Mode using the Remote Control‘s menu
§Press and release the button at the Standard
Display and select >>Mask Mode<< by pressing the
down arrow button once.
§Press and release the button, the
mask symbol occurs.
§For selecting the side, press and release
one of the arrow buttons.
§When all areas have been set, press
button to store the mask sector selection.
The RC402N display indicates which side of the laser
the beam has been electronically turned off.