Aiphone NHX SYSTEM series - NHX System Overview; System Capacity; Communication Methods; Basic Operations

– 3 –
NHR-4A
Staff call area
Common area
restrooms
NH-1SA/A or
NH-2SA/A
NHR-8A
NHR-7A
NHR-4A
NHR-7A
NH-1SA/A,
NH-1SA,
NH-2SA/A,
orNH-2SA
Corridor lamp
Bathroom call sub
Bedside sub (single station)
with pullcord
pullcord
Lights on when
any call has
been placed.
NHR-3TS
(up to 3)
NHR-7A (up to 3)
NHR-8A
Zoom lights
NHR-3A-4 (up to 4)
Duty station
NHR-SP
NHX-50M
Urgent staff call
Routine call,
Urgent bathroom call or
Cord-out trouble call
Urgent bathroom call
pullcord
Corridor lamp
Bedside sub (Up to 6)
NHR-3TS
NHR-7A
with pullcord
Patient rooms
Tone & LED
O
utline of NHX s
y
ste
m
䡵
F
UN
C
TI
O
N DIA
G
RA
M
C
apacit
y
S
in
g
le-master system with 50 station master and 30-station expander, for maximu
m
c
apacity of 80 stations
.
C
ommunicatio
n
1. Communication is hands free at the room station, and
p
ush-to-talk or voice-actuate
d
ha
n
dse
t
a
t t
he
m
as
t
e
r
s
t
a
t
i
on
.
2. Three types o
f
call-in si
g
nals : routine, ur
g
ent call, or cord-out trouble call,
identified differently by tone and LED li
g
ht
.
3. Press TONE-OFF button at master to mute incoming call tone if necessary
.
4. To begin communication, simply li
f
t handset or press TALK button
.
5
. To initiate a call, press selector button.
C
orridor lamp and zone li
g
ht do not li
g
ht when
a
call is initated from the master station
.
Bas
i
c o
p
erat
i
on
s
Reply by intercom for routine calls only, or press CANCEL button on the bedside su
b
s
tation. To respond to an urgent or cord-out trouble call, press TONE-OFF button a
t
master an
d
g
o
di
rect
l
y to ca
lli
n
g
l
ocat
i
on.
R
eset t
h
e ca
ll
at t
h
e ca
lli
n
g
stat
i
on
.
B
eds
i
de
sub
s
t
a
ti
on
Bedside sub station hears a pretone when channel is selected, then the voice o
f
th
e
p
erson callin
g
from the master station
.
C
all-in priorit
y
1. Master station automatically connects to the highest priority call first when multiple call
s
h
ave
b
een
pl
ace
d.
2.
C
all-in si
g
nals durin
g
communication li
g
ht the LED on the master and have an audibl
e
ton
e.
3. Up to 5 incomin
g
calls are displayed at the master at a time. Additional calls will be hel
d
in queue and will be displa
y
ed and answered in order of priorit
y.
A
ccesso
r
ies
1. Zone light will light when any call is placed (if stations are wired for zone lamp feature)
.
2. NHR-3T
S
C
mmon area
C
all
S
tation places an ur
g
ent bathroom call or ur
g
ent staff call i
n
a
n area where there is not a bedside sub station
.
3. Duty Station annunciates the call-in signal the same as at the master station
.
Volume ad
j
ustment
s
A
djust receive and call tone volumes as needed
(
on side of master
)
. Preset volum
e
c
ontrols are on the bottom o
f
the NHX-50M
.
Resetting syste
m
S
ystem resets itself when NHX-80X power switch is turned off and back on a
g
ain
.
L
ine-off Trouble indicatio
n
L
ine-off Trouble at the NHX-50M sounds when wires to the sub stations or duty station ar
e
s
horted or broken
.
NHX-
80
X:
C
entral
C
ontrol
U
nit not show
n