8
Installation Guide
Display AC Status on LCD Screen
Section
[2]
— Option
[
FORCE
] = C
Off
= Yes (default)
On
= No
This option, when enabled, displays
AC
or
No AC
on the lower right-
hand side of the screen, indicating whether the panel is connected to
the AC supply or not. It is recommended that you turn on the option
(No) for the 748/748ES panels since they do not support this function.
Time Format
Section
[2]
— Option
[BYP] = D
Off
= International 24-hour clock (default)
On
= U.S. 12-hour clock
The 642 LCD Keypad can display the time using the 24-hour clock
(option [D] off) or using the 12-hour (US) clock with the
AM
and
PM
indications (option [D] on).
• 18:00 = International (option [D] off)
• 6:00 pm = U.S. (option [D] on)
[3] Keypad Code
Use this option to change the Keypad Code (default:
0000
). After
entering Keypad Programming Mode, select section
[3]
. Enter the
new four-digit keypad code. During the keypad’s power up, the
display reads:
for keypad reset enter and clear.
To set the keypad code to default, press and hold the
[
ENTER
]
key.
Without releasing the
[
ENTER
]
key, press and hold the
[
CLEAR
]
key.
Hold both keys until the display shows the system status.
[4] Read Key
Use this option to copy the programmed options and labels
