System Programming 4-47
4.2.7 System Option
4.2.7.4 System Option 4/4
Used to assign system option parameters (No.31 – No.35).
Parameter
Value Range
(default)
Description/Function Reference
Call Waiting
(F/G)
Specifies whether or not an SLT user can answer a call-
waiting call simply by flashing the hookswitch.
Specifies whether or not an extension user can make a
Whisper OHCA call to extensions other than KX-
T7400/ 7500 series PT.
Specifies the light patterns of the FWD/DND button.
When a CO line is busied out manually by the
Manager/ an Operator or automatically by the system,
the state of Loop Relay is controlled by this setting.
1. Enable
2. Disable
(2)
1. Enable
2. Disable
(2)
1. FWD: Flash
DND: On
2. FWD: On
DND: Flash
(1)
1. ON
2. OFF
(OFF)
Answering
Call Waiting
call by SLT
hooking
Whisper
OHCA to
extension
except for
T74/75XX
FWD/DND
lamp pattern
LCOT
Busyout
Looprelay
31
32
33
34