21
HOW TO - PROGRAM MODES
SYSTEM SETUP
To Display Temperatures in ºF or ºC:
1. PRESS and HOLD the "PROG" button for five, (5),
seconds. (Display will flash GC450 and the
program version number).
2. PRESS the "PROG" button twice to display
"SYSTEM SETUP".
3. PRESS the "MENU" button to display "DISPLAY
TEMP. IN : ºF/ºC".
4. PRESS the "UP ARROW" button (
↑
) to change
ºF or ºC.
5. PRESS the "PROG" button to display "SYSTEM
SETUP".
6. PRESS the "RIGHT ARROW" button (
→
) to return
to the normal OPERATING MODE.
To - Change the Speaker Volume, (High/Low):
1. PRESS and HOLD the "PROG" button for five, (5),
seconds. (Display will flash GC450 and the
program version number).
2. PRESS the "PROG" button twice to display
"SYSTEM SETUP".
3. PRESS the "MENU" button to display "ALARM
VOLUME".
4. PRESS the "UP ARROW" button (
↑
) to change
(HIGH/LOW).
5. PRESS the "PROG" button to display "SYSTEM
SETUP".
6. PRESS the "RIGHT ARROW" button (
→
) to return
to the normal OPERATING MODE.
To Enable Hold Feature: (Chip Ver. 3.20 >):
1. PRESS and HOLD the "PROG" button for five, (5),
seconds. (Display will flash GC450 and the
program version number).
2. PRESS the "PROG" button twice to display
"SYSTEM SETUP".
3. PRESS and HOLD the "UP ARROW"(
↑
) button for
ten, (10), seconds, "GAP CALIBRATION" will be
displayed.
4. PRESS the "MENU" button. The hold feature will
display “OFF”.
5. HOLD the “RIGHT ARROW” (
→
) for ten, (10),
seconds, the “OFF WILL FLASH”.
6. PRESS the “UP ARROW” (
↑
) to change the
safety (ON/OFF).
7. PRESS the “PROG” button to display “SYSTEM
SETUP”.
8. PRESS
the “RIGHT ARROW” button (
→
) to return
to the normal OPERATING MODE.
MENU ITEMS
To Add or Delete A Menu Item:
1. PRESS and HOLD the “PROG” button for five, 5
seconds. (Display will flash GC450 and the
program version number).
2. PRESS the “PROG” button one time to display
“MENU ITEMS”.
3. PRESS the “MENU” button to display the menu
you want to add/delete.
4. PRESS the “UP ARROW” button (
↑
) to change
“Y” or “N”.
5. PRESS the “PROG” button to display “MENU
ITEMS”.
6. PRESS the “RIGHT ARROW” button (
→
) to
return to the normal OPERATING MODE.
To Change Remove Time:
1. PRESS and HOLD the “PROG” button for five, 5
seconds. (Display will flash GC450 and the
program version number).
2. PRESS the “PROG” button one time to display
“MENU ITEMS”.
3. PRESS the “MENU” button to display the menu
you want to adjust.
4. PRESS the “FUNCTION” button one time to
display “REMOVE IN XXX”.
5. PRESS the “UP ARROW” button (
↑
) to change
the value of the flashing digit.