Panasonic Easa-Phone VA-123210 Installation Manual page 21

The internal set uP of the KSU and the explanations of switches and lamps are provided below.
(1) MOH Switch
Perform the set up of the MOH switch.
INl-
: To use built-in hold tone.
EXT : To use external music on
hold source. (See page
17.)
(1) Power Switch
This AC power switch is to control
the whole system.
(2) Power Monitor Lamp
This lamps is to indicate that the
output level from power supply unit
is normal.
(3) RESET Switch
This switch resets the sYstem.
If the RAM switch is set to "HOLD"
system programming and speed dials
will not be reset.
To reset the system,short the two sides
of the pattern by inserting a screw-
driver or other conductive implement.
(4) RAM Switch
This switch backup the RAM data.
Even when the power failure occurs,
the RAM memory data will not be
erased if the switch is on HOLD side.
(5) PATA MONIT Lamp
System is normal when lamp is flash-
i ng.
rogramming
for automatic outside
line selection group.
In the FCC rules, this function is
regarded as one of the distinguishing
features of PBX as against the Key
telephone system. When shipped from
the factory this function cannot be
programmed unless one jumper on the
key service unit board is cut. (See page 5t
r
For PBX set jumper
Power Monitor
Lamp
DATA MONIT Lamp
RESET switch