TM 5-6675-348-13&P
ELEVATION DISPLAY. Shows the 1275
(5)
Laser Receiver's position with respect
to the laser beam.
Arrows show direction receiver needs to be moved
to be centered in laser beam or on-grade. Audio
feature must be turned ON for high/low tone to
function.
LOW-BATTERY INDICATION. Displays
(6)
when the 1275 Laser Receiver's
batteries need to be replaced. Battery
life is approximately 74 hours at 68 F
(20 C).
LCD BACK LIGHTING. Lights up LCD
(7)
for easy viewing in dimly lit areas. To
activate this feature, simultaneously
press audio and on-grade sensitivity
buttons until back lighting symbol
appears in LCD.
Back lighting LCDs turn OFF to conserve power
when the laser isn't striking the 1275 Laser
Receiver. When the 1275 Laser Receiver is placed
into beam's path, the backlighting feature
returns.
MARKING NOTCH. Aligns with
(8)
on-grade portion of photocell and is
used for transferring elevation
marks.
Top of receiver is 2 in. (5.1 cm) above marking
notch.
(9)
DISPLAY OUTPUT/ATTACHMENT.
Attaches the 1278 Remote Display
Accessory to the 1275 Laser
Receiver when the 1275 Laser
Receiver is being used high above
or below the Operator's head.
5-9