04 Series for CO(-H2)
Chapter 5: User Mode and Calibration • 61
Updating the Backlight Time (BL TIME)
This setting defines how long the LCD backlight stays on when you press any button. The
minimum setting is
OFF
; the maximum setting is
255
seconds. The factory setting is
30
seconds.
1. While in User Mode, press AIR to scroll to
BL TIME
.
2. Press and release POWER MODE. The current setting flashes.
3. Use AIR to display the desired setting.
4. Press and release POWER MODE to save the setting and return to the
BL TIME
item in
User Mode.
5. See “Entering Measuring Mode (START)” on page 64 to enter Measuring Mode.
Turning the Key Tone On/Off (KEY.TONE)
ON
(factory setting): The instrument beeps when a button is pressed.
OFF
: The instrument does not beep when a button is pressed.
1. While in User Mode, press AIR to scroll to
KEY.TONE
.
2. Press and release POWER MODE. The current setting flashes.
3. Use AIR to display the desired setting.
4. Press and release POWER MODE to save the setting and return to the
KEY.TONE
item
in User Mode.
5. See “Entering Measuring Mode (START)” on page 64 to enter Measuring Mode.
Display Mode Items (DISP.SET)
OFF
:
USER ID
,
STN ID
, and
BUZZ.VOL
screens do not appear in Display Mode.
ON
(factory setting):
BUZZ.VOL
screen appears in Display Mode.
USER ID
and
STN ID
screens appear in Display Mode if
ID DISP
in Maintenance Mode is also set to
ON
(factory
setting is
OFF
).
1. While in User Mode, press AIR to scroll to
DISP.SET
.
BL TIME
KEY .TONE
DISP .SET
