Topcon DL-501 User Manual

11
4. BASIC OPERATION
Learn basic key operations here before you read each measurement procedure.
 Power ON/OFF
 Switching screen/key backlight ON/OFF
 Measurement (Auto Focus)
 Softkey operation
Softkeys are displayed on the bottom line of the screen.
 Inputting letters/figures
4.1 Basic Key Operation
{} (Press and hold)
Power ON
{} while pressing {}
Power OFF
{} Switches the screen backlight/key backlight ON/OFF
Measure key
Automatically focuses on the staff and starts measurement. (DL-
501 Advanced)
Starts measurement (DL-501 Standard)
{F1} to {F4} Select the function matching the softkeys
{FUNC} Toggle between softkey pages
{SFT} Switch between numeric and alphabetic (upper/lower case)
characters.
{0} to {9} Input numeral or symbol printed above the key (during numeric
input mode)
Input alphabetic character in the order they are listed (in
alphabetic input mode)
{.} Input a decimal point (during numeric input mode)
{+/-} Input a plus or minus sign (during numeric input mode)
{}/{} Right and left cursor/Select other option.
{ESC} Cancel the input data.
OFF
{0} to {9}
{ }
{ } { } { }
{ }
{ }
{ }
{.} to {+/-}
Display
{FUNC}
{BS}
{SFT}
{ESC}
Softkey selection
Measure key
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Topcon DL-501 Specifications

General

Brand	Topcon
Model	DL-501
Category	Laser Level
Language	English