Aiphone NHX SYSTEM series User manual

POWER
TONE
OFF
TALK
OFF
NHX-50M
H
EALTH
C
ARE
CO
MM
U
NI
C
ATI
O
N
S
Y
S
TE
M
NHX
S
Y
S
TE
M
O
PERATI
O
N MANUA
L
–
1–
c
838
742
00
060
2
E

– 2 –
PRECAUTIONS ON NHX SYSTEM
PRECAUTIONS ON NHX SYSTEM
WARNIN
G
1
. Do not connect a power supply other than Aiphone Model PS-24E or PS-2420 to terminals +,
–
on NHX-80X. Doing so can cause fire or damage to the unit
.
2. Do not change or modi
f
y NHX equipment
.
3.
Th
e
NHX
equ
i
pment must not
b
e expose
d
to water or an
y
ot
h
er
li
qu
id.
4. Do not open NHX-80X without first unplu
gg
in
g
power supply(ies) to prevent electric shock
.
5
. Make sure wires are connected properly before plugging in the power supply
(
ies
).
6
. Keep AC cord free from being pulled or crushed
.
7.
D
o not p
l
ug or unp
l
ug w
i
t
h
wet
h
an
d
s
.
8
. Keep A
C
outlet away from moisture and dust
.
:
WARNIN
G
(
Ne
g
li
g
ence could result in death or seriou
s
i
njury
)
:
P
RE
C
A
U
TI
O
N
S
(
Negligence could result in injury or damag
e
t
o propert
y)
:
G
ENERAL PRE
C
AUTI
O
N
S
:
P
ro
hibi
t
i
ons to
di
smant
l
e e
q
u
ip
ment.
:
Prohibitions to sub
j
ect the equipment t
o
wa
t
er
.
:
T
a
k
e t
h
e un
i
t to eart
h
groun
d.
P
RE
C
A
U
TI
O
N
S
1
.
M
ount t
h
e
NHX
-80
X
un
i
t on wa
ll
i
n a conven
i
ent
l
ocat
i
on,
b
ut not w
h
ere
i
t cou
ld
b
e
b
um
p
e
d
o
r
j
arre
d.
2. Do not install NHX components in any of the followin
g
locations, as it may cause the system
to malfunction
;
–
Hi
g
h
or extreme co
ld
temperature area: un
d
er
di
rect sun
li
g
h
t, near equ
i
pment t
h
at var
i
es
i
n temperature, in
f
ront o
f
air-conditioner, inside a re
f
ri
g
erated area, etc
.
–
Pl
aces su
bj
ect to mo
i
sture or
h
um
idi
ty extremes
.
–
Places sub
j
ect to environmental conditions, such as oil, dust, chemicals, salt, etc
.
–
Places subject to constant vibration or impact
.
3. Take to earth ground every bed o
f
metal pipe construction to protect Bedside sub stations and
hand-held call buttons from E
S
D(Electrostatic dischar
g
e)
.
G
ENERAL PRE
C
AUTI
O
N
S
1
. NHX system is not operable durin
g
a power failure
.
2. In areas where broadcasting station antennas are close by, NHX intercom system may b
e
a
ffected b
y
radio frequenc
y
interference
.
3. Keep all D
C
wirin
g
at least 30cm, 20” away from A
C
100~240V wirin
g
, fluorescent li
g
htin
g
, o
r
d
immer switches.
C
ross A
C
wirin
g
at a 90° an
g
le
.
4. Do not connect any devices other than the Aiphone Models covered in this Manual
.
䡵
Prior to use, the contents of the
O
peration Manual must be thorou
g
hly read and understood for safe and prope
r
operations of the NHX system. Please keep this Manual for future reference
.
Beds
i
de sub stat
i
on model
s
NH-1
S
A
/
A or NH-2
S
A
/
A are bedside sub stations which can be installed multipl
y
in multi-station patient room. Thei
r
appearance and operation are exactly the same as NH-1
S
A and NH-2
S
A, and differ only in lamp li
g
htin
g
conditions o
n
t
he corridor when multi
p
le calls of different levels have been
p
laced within a room
.

– 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

NHX-30G
NHX-50M
Add-on selector
50-call master
1
23
45
6 7 8 9 10 11
– 4 –
NH-1SA/A, NH-1SA, NH-2SA/A, NH-2SA Bedside Sub Stations
CANCEL: Attendant presses the button to cancel call signal.
TALK: Green LED is on during communication.
CALL: Red LED is lit until answered at master or reset at
room.
夝The NHR-8A must be securely plugged into the jack,
otherwise a call to the NHX-50M will not be completed. If a call
button is not used, plug in the NHR-DP dummy plug.
• To activate a call;
Routine call: Push button on hand-held call cord.
Bathroom call: Pull down cord of bathroom call switch.
Cord-out trouble call: Pull the hand-held call cord out
of the room station.
• Receiving;
In standby, pre-tone sounds, or when NHX-50M replies
to the call, person at master begins speaking. Reply
toward the unit hands free.
Speaker/
mic.
Attendant resets
a routine call
Lit red until
answered.
Lit green while
communicating
Plug-in jack
NH-1SA
NH-1SA/A
CALLTALK
CANCEL
NH-2SA
NH-2SA/A
2 jacks
CALLTALK
CANCEL
Lit red
Attendant
places the
switch in
upward position
for standby.
NHR-7A
NHX-50M Master Station
11. Handset
12. Speaker
13. Zone directory
14. Sub call-in LED
15. Sub selector button
16. Mic.
17. Power on LED
18. OFF button
19. TALK button
10. TONE-OFF button
11. Attendance LED
Used for private communication, voice-actuated.
Simply pick up when called.
Annunciates sub station voice or call tone, with adjustable volume.
Fill in room No. of each zone.
Illuminated when Sub station calls in.
Blinking indicates level of urgency.
Used only when initiating a call for verbal communication.
Activated in press-to-talk mode.
Indicates the powered status.
Concludes press-to-talk communication for standby.
When called, simply press TALK button to establish channel.
For any call, press TONE-OFF button and immediately go to the calling location. (no
communication)
When TONE-OFF button is pressed, the LED call-in lights remain lit until
the call has been acknowledged.
• In bathroom
Push to call.
NHR-DP
NHR-8A

– 5 –
NHR-SP Duty Station
When a bedside sub station has placed a call of any level, Duty station annunciates by tone & light.
1. Call tone sounds and the CALL LED blinks the same as on the NHX-50M.
2. Press TONE-OFF button to silence tone.
3. The NHX-50M keeps on ringing. Look at NHX-50M to identify calling room.
Notes:
1. When the NHX-50M begins communication, both tone and LED are deactivated.
2. The NHR-SP will sound the call tone every 90 seconds after call is placed.
It will no longer sound when TONE-OFF button is pressed. (Tone will resume when
another sub calls in).
* Speaker volume is adjusted at the NHX-50M.
CALL
TONE-OFF
Sub call-in blinks
TONE-OFFbutton
Speaker
NHR-3TS
Blinking
One white light (either)

NHR-7A
PULL DOWN to lock
NHR-3TS Bathroom Sub Station
In the hallway, pull down lock switch for calling staff. The NHR-3TS corridor lamp will blink white.
NHR-3TS is acknowledged as sub station. Pull down on NHR-7A switch to call.
The NHX-50M is notified with tone and LED of urgency level.
Press TONE-OFF and go to calling location.
• At common area bathroom
At bathroom, pull down on cord to activate a bathroom call.
The NHR-3TS corridor lamp will blink red.
• In the hallway
NHR-3TS
Blinking
Two red lights.
NHR-7A w/pullcord
PULL DOWN to lock

– 6 –
CALL red LED lit
Routine
call
NHR-SP NHR-4A
NHR-7A
NHR-8A
NHR-3A-4
NHX-50M
Push
NH-1SA,
NH-1SA/A,
NH-2SA,
NH-2SA/A
D
uty station Master station Zone li
g
ht Corridor lamp Bedside Bathroom
s
u
b
stat
i
on pu
ll
cor
d
Routine
C
al
l
Step Stations Tone Light Operations
1
.
Bedside sub station – CALL LED
I
n
i
t
i
ator
:
(
red
)
P
ress
h
an
d
-
h
e
ld
ca
ll
cor
d.
2.
Corridor lamp – White lamp steadily lit.
2.
Zone light – One lamp is lit (1~4).
2
.
Master station Single chime Sub call-in LED (red)
every 6 sec. blinking, every 2 sec.
2
.
Duty station Single chime CALL blinking red Press TONE-OFF and go to master to
every 6 sec. every 2 sec. see which station is calling.
3
.Att
e
n
da
n
t
L
ift handset or
p
ress TALK button
.
(
Master station
)
T
alkpath is automaticall
y
established.
Sp
eak via handset, or use
p
ush-to-talk button
.
4
.
Bedside sub station TALK LED
Af
ter NHX-50M replies
,
(
green
)
t
alk hands
f
ree
.
5
.
A
tten
d
an
t
T
o conc
l
u
d
e
;
(
Master station
)
R
eplace handset or press
O
FF button to reset
t
he call, or
p
ress TONE-OFF button
.
G
o to callin
g
station. Press CANCEL butto
n
to
r
ese
t th
e
ca
ll
.
Bedside sub station: NH-1SA/A, NH-1SA, NH-2SA/A or NH-2SA usually calls in by pressing hand-held call button
.
Bli
n
ki
n
g
LED
&
ton
e
Note: Both tone and light turn o
ff
on duty station when NHX-50M begins communication
.

– 7 –
NHR-4A
NHR-3A-4
Press TONE-OFF button.
(No communication)
Bathroom
call
Pull down
NHR-SP NHX-50M
NHR-7A
NHR-8A
NH-1SA,
NH-1SA/A,
NH-2SA,
NH-2SA/A
Bathroom
C
al
l
Step Stations Tone Light Operations
1.
Bedside sub station – –
Bathroom pullcord – Red LED lit
I
n
i
t
i
ator: Pull down cord
.
2
.
Corridor lamp – Red lamp blinking
2
.
Zone light – One lamp is lit (1~4).
2.
Master station Single chime Sub call-in LED (red)
every 2 sec. blinking, every 1.8 sec.
2.
Duty station Single chime CALL blinking red Press TONE-OFF button and go to master
every 2 sec. every 1.8 sec. or room.
3
.
A
tten
d
an
t
P
ress T
O
NE-
O
FF button
.
(
Master station
)
G
o to the
S
ub station
.
4.
B
eds
i
de
sub
s
t
a
tio
n
A
tt
e
n
da
nt
:
Bathroom
p
ullcor
d
M
ove switch u
p
to reset the call
.
Bathroom call is an urgent call originated from bathroom pullcord switch, wired to each Bedside sub station.
The call-in lights on the same bedside sub station selector, but LED blinks twice as
f
ast on the same LED
.
D
uty station Master station Zone light
C
orridor lamp Bedside Bathroom
su
b
stat
i
on pu
ll
cor
d
Bli
n
ki
n
g
LED
&
T
on
e
Stations Tone Light
–
–
–
–
Single chime
Single chime CALL blinking red
every 1.8 sec.

– 8 –
D
uty station Master station Zone li
g
ht Corridor lamp Bedside Bathroom
s
ub station
p
ullcor
d
NHR-SP NHX-50M
NHR-4A
NHR-7A
NHR-8A
NHR-3A-4
Press TONE-OFF button.
(No communication)
Plug into jack to reset the call.
Cord-out
alarm
CALL red LED lit
Pull out of jack
NH-1SA,
NH-1SA/A,
NH-2SA,
NH-2SA/A
Step Stations Tone Light Operations
1
.
Bedside sub station – CALL LED(red)
I
n
i
t
i
ator
:
P
ull
C
all button out of jack
.
Bathroom pullcord – –
2.
Corridor lamp – White lamp blinking
2.
Zone light – One lamp is lit (1~4).
2
.
Master station Single chime Sub call-in LED (red)
every 0.5 sec. blinking fast,
e
very
0
.
4
sec
.
2
.
Duty station Single chime CALL blinking red Press TONE-OFF button and go to master or
every 0.5 sec. every 0.4 sec. room w/lit corridor lamp.
3
.
A
tt
e
n
da
n
t
P
ress T
O
NE-
O
FF button
.
(
Master station
)
G
o to the
S
ub station
.
4
.
B
e
d
s
id
e su
b
stat
i
o
n
A
tten
d
ant
:
P
lug cord
i
nto the
j
ack to reset the call
.
C
ord-out Trouble
C
al
l
Bedside sub station activates a cord-out trouble call to the NHX-50M if the hand-held call button is unplugged
.
Bli
n
ki
ng
LED
&
T
on
e
Stations Tone Light
–
–
–
–
Single chime
Single chime CALL blinking red
every 0.4 sec.
THE NHR-8A CALL BUTTON MUST BE SECURELY PLUGGED INTO THE JACK. OTHERWISE
,
CALL TO THE NHX
-
50M WILL N
O
T BE
CO
MPLETED
.

– 9 –
NHR-SP NHR-3TS
One lamp is used.
NHR-7A(w/o cord)
NHR-3A-4
NHX-50M Pull down
to lock.
White
Common Area Urgent Staff Call
1. Slide down switch on the call station.
2. NHR-3TS corridor lamp blinks white.
3. The NHX-50M master station is called by tone & LED (urgent call level).
4. Press TONE-OFF button and go to calling location. Unlock the switch by sliding it upward.
Bathroom call
NHR-SP
NHR-3TS
NHR-7A
NHX-50M
NHR-7A
Pull down
NHR-3A-4
Red
selector
LED is lit.
Press selector button
of the bedside sub station.
PRE-TONE
NH-1SA/A,
NH-1SA,
NH-2SA/A or
NH-2SA
Placing a call to Bedside sub
The NHX-50M initiates a selective call to a bedside sub station NH-1SA/A, NH-1SA, NH-2SA/A or NH-2SA.
1. Press the selector button of the sub station desired.
2. Either press TALK button or lift handset, and the channel is established.
3. Communicate with the bedside sub.
4. At conclusion, hang up handset or press OFF button.
At sub station;
A call from the NHX-50M is initiated with a pre-tone. When communication is heard from NHX-50M, simply
talk back toward the sub station.
Note; The NHX-50M has 15-second selection timer. Within that time, the last sub communicated with will be
connected if the handset is picked up or TALK button is pressed.
Common Area Urgent Bathroom Call
1. Pull down Pullcord on NHR-7A.
2. NHR-3TS corridor lamp blinks red.
3. The NHX-50M master station is called by tone & LED (urgent call level).
4. Press TONE-OFF button, and go to calling location. Unlock the switch by sliding it upward.

– 10 –
TECHNICAL PRECAUTIONS
1. Volume adjustments
NHX-50M side view
RECEIVE TONE
Type of calling Call tone Light
At NHX-50M Master station
• Receiving Routine call Single chime, every 6 sec. Blinking, every 2 sec.
Bathroom call (urgent) Single chime, every 2 sec. Double blinking, every 1.8 sec.
Cord-out trouble call Single chime, every 0.5 sec. Blinking fast, every 0.4 sec.
• Line-off trouble Bedside sub from Trunk Slow buzzer, intermittent Lit 0.2 sec., every 2 sec.
Duty station from NHX-80X Faster buzzer, intermittent No light
• When called while busy Call tone audible as above. Call-in LED steadily lit
At NH-1SA/A, NH-1SA, NH-2SA/A or NH-2SA Bedside Sub station
• Placing Routine call – CALL steadily lit
Bathroom call (urgent) – CALL lit on
Cord-out trouble call – CALL steadily lit.
• While talking – CALL is off, and TALK is on.
• When master calls in Pre-tone TALK is on
At NHR-4A Room Corridor lamp (white/red)
• When Sub placed a call Routine call – White steadily lit
Bathroom call (urgent) – Red blinking
Cord-out trouble call – White blinking
While talking – Not lit
At NHR-3A-4 Zone light
• When Sub called Routine call – 1 ~ 4 lamp turns on for any call from
Bathroom call (urgent) – Bedside sub or NHR-3TS.
Cord-out trouble call –
At NHR-3TS sub station (w/corridor lamp) in Common area or Hallway
Placing Bathroom call (urgent) – Red blinking on NHR-3TS
Staff call (urgent) – White blinking on NHR-3TS
At NHR-SP Duty station
• When Master received Routine call Single chime, every 6 sec. CALL blinking, every 2 sec.
Urgent call Single chime, every 2 sec. CALL double blinking, every 1.8 sec.
Cord-out trouble call Single chime, every 0.5 sec. CALL blinking fast,every 0.4 sec.
While Master talking – Not lit
Calling from NHX-50M
When NHX-50M has called a bedside sub station, no light turns on the corridor lamp or zone light, and sub station's TALK LED is
lit green.
䡵Call tone & light annunciation
(*) Tone ring & light duration time is approximate.
}
On left side
RECEIVE Adjusts speaker voice volume, 3 positions.
TONE Call tone, 3 positions.

Type of calls placed Corridor lamp
Sub1 Sub2 Sub3 Red White
Ro
u
tin
e
–––
S
tead
y
–
B
a
throo
m
–
Blinkin
g
–
––
Cord-ou
t
–
Blinkin
g
Routine Bathroom
–
Blinking Steady
Routin
e
–
Cord-ou
t
–
Blinkin
g
–
Bathroom Cord-out Blinking Blinking
Routine Bathroom Cord-out Blinking Blinking
–
11 –
2
. NHX system is not operable during a power
f
ailure. Battery backup must be provided by installing contractor
f
o
r
cont
i
nuous operat
i
on
d
ur
i
n
g
power outa
g
e
.
3
. All NHX station models are electrical devices, which must not be exposed to water or any other liquid
.
4
. The s
y
stem is rated to operate at temperatures 10°
C
~ +49°
C
(50°F ~ +120°F)
.
5. If NHX system does not operate properly, turn power switch on the NHX-80X off, then on a
g
ain. If system is no
t
r
estored to normal operation, call installing dealer or Aiphone
.
6. Line-o
ff
troubl
e
T
his
f
eature is a buzzer tone annunciation when wires to the subs, bathroom station, or duty station are shorted o
r
b
roken. The tone cannot be muted by pressing the TONE-OFF button
.
I
f a slower buzzer sounds and a station’s call-in LED blinks on a particular sub selector, tr
y
communication b
y
eithe
r
l
ifting the handset or pressing the TALK button. (The tone will stop if the station is operational.
)
If
a buzzer tone is
f
aster with no LED blinkin
g
, the line is broken to the Duty station
.
A
s a temporary solution to stop the buzzer, plu
g
in short connector (CN104) located on bottom section of NHX-80
X
Control Unit. Call the installing dealer or Aiphone immediately
.
PRE-TONE TONE
TRANSMIT RECEIVE
DUTY STATION
On the back
RESET switch : Only used for checking status of sub stations.
TEST switch
NHX-50M back view
P
RE-TONE Adjusts pretone level heard at bedside sub station
.
TO
NE Adjusts initial call tone level
.
DUTY
S
TATI
O
N
C
all tone level (an
y
) heard at dut
y
station
.
T
RAN
S
MIT Master’s voice volume heard at bedside sub statio
n
R
E
C
EIVE
S
ub’s voice volume heard at NHX-
50
M
.
1. Volume ad
j
ustments (continued
)
Power switchFront screw(2) NHX-80X
Front view
NHX-80X
Back case
inside
CN104
Short
connector
To stop the line-o
ff
trouble o
f
Dut
y
station
;
1. Turn o
ff
the power switch
.
2
. Loosen screws on front panel
.
3
. Pull at bottom
,
and lift the cover off the back case
.
4
. Locate the
C
N1
0
4 and install the short connecto
r
(
attached to internal wires)
.
5. Turn the power switch back on
.
N
HR-SP will no lon
g
er be operational until proble
m
i
s resolved and
C
N1
0
4 is disconnected
.
To restore, call the
i
nstall
i
n
g
dealer o
r
A
ip
hone
.
7
. O
p
erational modes in multi-station
p
atient room a
pp
licatio
n
(
onl
y
for NH-1SA/A & NH-2SA/A
)
When single or multiple calls have been placed
f
rom the sam
e
p
atient room corridor lamp will be activated as
f
ollows
;
Sub2 Sub3 Red
–
Cord-out Blinking
Bathroom Cord-out Blinking

– 12 –
SPECIFICATIONS
• Power source: NHX-80X: DC 24V. 4A (max.).
• Power supply: Two PS-24E or PS-2420 power supplies are connected to NHX-80X CCU.
• Station capacity: 50 bedside sub stations, including bathroom call sub stations (NHR-3TS).
Expandable to 80 sub stations. Install the NHR-30K Expansion Card
and add NHX-30G to the NHX-50M.
• Communication: Handset voice-actuation or press-to-talk communication at NHX-50M
master (on single and non-open channel). Hands free at bedside sub stations.
• Call-ins: 1. Routine call from bedside sub station.
2. Bathroom call (urgent) with pullcord.
3. Cord-out trouble call at bedside sub.
4. Common area urgent bathroom call
5. Hallway urgent staff call
• Priority: In the order of time of call and urgency level;
Up to 5 calls displayed. At the end of each call, the next call is
automatically connected.
• Warning tone: Line-off trouble (See Technical Precautions section).
Off-hook alarm after the handset is off-hook for 90 seconds with no communication
established.
WARRANTY
Aiphone warrants its products to be free from defects of material and workmanship under normal use and service for a period of one year
after delivery to the ultimate user and will repair free of charge or replace at no charge, should it become defective upon which examination
shall disclose to be defective and under warranty. Aiphone reserves unto itself the sole right to make the final decision whether there is a
defect in materials and/or workmanship; and whether or not the product is within the warranty.
This warranty shall not apply to any Aiphone product which has been subject to misuse, neglect, accident, or to use in violation of
instructions furnished, nor extended to units which have been repaired or altered outside of the factory. This warranty does not cover
batteries or damage caused by batteries used in connection with the product.
This warranty covers bench repairs only, and any repairs must be made at the shop or place designated in writing by Aiphone.
Aiphone will not be responsible for any costs incurred involving on site service calls.
7. Cleaning
Clean the NHX stations with a soft cloth dampened with neutral household cleanser.
Never use any abrasive cleaner or cloth.
8. Markings
In accordance with CSA C22.2 No.125-M1984, the 4th Edition Standard For Electromedical Equipment the following
NHX Series units are provided with the “Risk Class 1 Part” (and in French-“Risque La Pièce Clàss 1”) marking.
Model: NH-1SA, NH-2SA, -1SA/A, -2SA/A Patient Stations;
Model NHR-7A Bath Pull-Cord Stations;
Model NHR-8A Call Cord.
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment
generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause
harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If
this equipment does cause harmful inteference to radio or television reception, which can be determined by turning the equipment off and on,
the user is encouraged to try to correct the interference by one or more of the following measures:
• Reorient or relocate the receiving antenna. • Connect the equipment into an outlet on a circuit different from that to which the receiver is
connected • Increase the separation between the equipment and receiver. • Consult the dealer or an experienced radio/TV technician for
help.
Printed in Japan(E)
http://www.aiphone.com/
AIPHONE CO., LTD., NAGOYA, JAPAN
AIPHONE CORPORATION, BELLEVUE, WA, USA
AIPHONE EUROPE N.V., ANTWERP, BELGIUM