Panasonic KX-T7775 User manual

Doorphone
Please read before using the unit, and save for future reference.
KX-T7775
Operating Instructions
Model No.
®

Introduction
Thank you for purchasing the Panasonic KX-T7775 Doorphone.
Features:
mounts directly on to a wall or can be flush-mounted;
illuminated call button;
operates standard door-bell;
confirmation tone;
can make and receive calls;
the microphone's sensitivity is adjustable;
optional decorative fascias;
suitable for home and office use.
Compatibility
The Panasonic KX-T7775 Doorphone is compatible with the following
Panasonic PBX systems:
KX-TA1232, KX-TA624, KX-TA308, KX-TD816, KX-TD1232, KX-TDA50,
KX-TDA100, KX-TDA200, KX-TAW848, KX-TA824, KX-TD500,
KX-T30810, KX-T61610 and KX-T123211.
Notes:
1. The KX-T7775 Doorphone is not compatible with KX-TD308 and
KX-T336 PBX systems.
2. The KX-T7775 Doorphone cannot be used with a metal gang-box.
Accessory Order Information
Replacement parts and accessories are available through your local
authorized parts distributor.
For ordering, call toll free: 1-800-332-5368
Part Number Description
KX-A401 Fascia - polished brass
KX-A402 Fascia - brushed stainless steel
QUMH00003Z Interface bracket
QUHS00012Z Gasket
PSLP1380Z AC Adaptor
PSWET7775MU Power Module
2

3
Specifications
Power:
AC Adaptor Input/Output: 120 V AC 60 Hz/24 V DC, 300 mA
Power Module Input: 24 V DC
Output: 17 V at 60 mA DC
Doorphone (DP) Input: 17 V at 60 mA DC
Cable Diameter/Length: 0.4mm2- 210 m (AWG 26 - 689 ft)
0.5mm2- 340 m (AWG 24 - 1115 ft)
0.6mm2- 500 m (AWG 22 - 1640 ft)
Illuminated Button: Yes
Surface-mountable: Yes
Recess mountable: Yes
Connections:
Power Module: RJ11 Input from PBX Doorphone Card
DC Input Power Supply DC +24 V
Terminal Block Output Door 1 to KX-T7775
Doorphone: Terminal Block Input Door 1
Terminal Block Output Doorbell In
Doorbell Out
Dimensions (H x W x D): 130 mm x 85 mm x 51 mm
(5/"x3/"x2")
Weight: 0.4 kg (0.89 lb)
Note: Specifications are subject to change.
Location
Exposure to direct sunlight can result in the discoloration of the
Doorphone Unit.
The Doorphone Unit can be mounted externally and is weather-
resistant, but it should not be subjected to direct contact with water.
Maximum operating temperature range is -20°C to +50°C
(-4°F to +122°F).
When inserting screws avoid pipes and electrical cables, etc, that
may be present/buried.
138
8

4
Installation
Notes:
1. A Doorphone Card must be inserted in the PBX before you can install
the Doorphone. This Doorphone manual should be read in
conjunction with the relevant PBX manual.
2. If in doubt when installing the Doorphone Module, consult your
authorized dealer.
System Connection
CAUTION:
This product requires AC input to function. Ensure that the AC outlet
is located near the PBX, and is easily accessible.
This equipment should only be used with AC Adaptor PSLP1380Z.
Notes:
1. The Power Module is designed for internal use only and should
be located in close proximity to the main PBX. Wherever possible, it
should share any power failure backup systems provided for the
PBX. A maximum distance of no more than 10 m (32 ft) is advised.
2. Figures 2 and 3 on page 5 show interconnection in more detail.
3. The connection between the Doorphone and the Power Module
is not polarity sensitive.
4. Inputs to the bell contacts must not exceed 24 V AC.
5. This Doorphone manual should be read in conjunction with the
relevant PBX manual.
6. Always complete installation before connecting the DC voltage to the
Power Module.
7. Low voltage building wiring methods shall meet the requirements of
National Electric Code (NEC) NFPA 70, Article 725.
Figure 1 - System Connection
PBX
PBX
DOORPHONE
CARD
POWER
MODULE
Max500m(1640ft)
22 AWG
DOORPHONE
MODULE
BELL INPUT
AC
ADAPTOR
(Refer to Figure 2) (Refer to Figure 3)
DOOR CHIME
SYSTEM

5
Max 500 m (1640 ft)
22 AWG
REAR OF UNIT
TO PBX
DOOR
CHIME
SYSTEM
DOOR
1
BELL
INPUT
DOORPHONE
MODULE
POWER
MODULE
-
+
Figure 2 - Doorphone Module's Interconnects
AC
ADAPTOR
Max 500 m (1640 ft)
22 AWG
DOOR
1
POWER
MODULE
MODULAR
JACK
2
3
4
5
PBX
DOORPHONE
CARD
AC ADAPTOR
Figure 3 - Power Module's Interconnects
Note: Polarity sensitive.
Refer to pages 6 to
8 for pin details.

6
KX-TD816/KX-TD1232/
KX-TA1232 (using
KX-TD161 DP Interface)
and KX-TA308/KX-TA624/
KX-T30810/KX-T61610/
KX-T123211
PBX
DOORPHONE
CARD
PQJS1T30ZA-E
1
3
5
2
4
6
MODULAR
PLUG
TAB
UPWARDS
POWER
MODULE 1
2345
POWER
MODULE 2
NOT
USED
NOT USED NOT USED
NOT
USED
2345
MODULAR
JACK
MODULAR
JACK
MODULAR
PLUG
TAB
UPWARDS
MODULAR
JACK
Note: Power Module 2 is not available with
KX-TA308/KX-T30810/KX-T61610/KX-T123211.
Figure 5 - KX-TD500: Connection Details
MODULAR
JACK
PBX
DOORPHONE
CARD
PQJS1T30ZA-E
1
3
5
2
4
6
2345
KX-TD500
2345
NOT
USED
NOT USED NOT USED
NOT
USED
TAB
UPWARDS
TAB
UPWARDS
MODULAR
PLUG
POWER
MODULE 1
POWER
MODULE 2
MODULAR
JACK
MODULAR
PLUG
MODULAR
JACK
Figure 4 - KX-TD816/KX-TD1232/KX-TA1232 (using KX-TD161 DP
Interface) and KX-TA308/KX-TA624/KX-T30810/KX-T61610/
KX-T123211: Connection Details

Figure 6 - KX-TD816/KX-TD1232/KX-TA1232 (using KX-TD160
DP interface) and KX-TA824/KX-TAW848/KX-TDA50:
Connection Details
KX-TD816/KX-TD1232/
KX-TA1232 (using
KX-TD160 DP Interface)
and KX-TA824/
KX-TAW848/KX-TDA50
MODULAR
JACK
PBX
DOORPHONE
CARD
PQJS1T30ZA-E
1
3
5
2
4
6
23452345
NOT
USED
NOT USED NOT USED
NOT
USED
MODULAR
PLUG
TAB
UPWARDS
POWER
MODULE 1
POWER
MODULE 2
MODULAR
JACK
MODULAR
PLUG
TAB
UPWARDS
MODULAR
JACK
7

8
Figure 7 - KX-TDA100/200: Connection Details
34
KX-TDA100 / 200
52
NOT USED
NOT USED
345 2
34
52
3
45 2
NOT USED
NOT USED
NOTUSED
NOT USED
NOT USED
NOT USED
MODULAR
PLUG
TAB
UPWARDS
POWER
MODULE
1
MODULAR
JACK
POWER
MODULE
2
POWER
MODULE
3
POWER
MODULE
4

9
Installing the Panasonic KX-T7775 Doorphone
The Panasonic KX-T7775 Doorphone can be surface or flush-mounted.
To surface-mount the Panasonic KX-T7775 Doorphone Module:
1. Separate the Doorphone Unit into two halves.
2. Adjust the sensitivity of the Doorphone's microphone, if required (see
page 11).
3. Remove the required pop-outs on the back of the Unit and slide the
wires through the back of the Unit. Connect to the Doorphone's
terminal block.
4. Secure the Unit to the wall using the appropriate screws (not
supplied).
5. Re-connect the front panel to the back unit using the supplied 10 mm
( / ") M3 threaded screws.
To flush-mount the Panasonic KX-T7775 Doorphone:
1. Separate the Doorphone Unit into two halves. Discard the rear
section of the Unit.
2. Adjust the sensitivity of the Doorphone's microphone, if required (see
page 11).
3. Attach the gasket to the rear of the interface bracket, as shown in
Figure 8. (The gasket side faces the wall.)
4. Gang-box only: Attach the interface bracket to the gang-box using
screws (not supplied) (see Figure 9).
Recessed only: Attach the interface bracket to the wall using the
appropriate screws (this is dependent on the surface structure) (see
Figure 10). Refer to the mounting template, on page 15, for drilling
positions.
Figure 8 Figure 9
Rear View
38

10
Note: The Doorphone can be installed directly into a wall recess without
using the interface bracket. Use the mounting template on page 15 for
drilling positions. Use the supplied 25 mm (1") screws to fix to the wall
(see Figure 11).
Figure 10 Figure 11
5. Feed the wires through the center of the interface bracket and
connect the wires to the Doorphone Module.
6. Attach the front of the Doorphone to the bracket using the supplied
10 mm ( / ") M3 threaded screws.
38
8
1
Note: To ensure the correct fitting of the Doorphone, please do not allow
the screw head to protrude more than 3mm ( / ") beyond the interface
bracket.

11
Adjusting the Sensitivity of the Microphone
Where there is a lot of background noise, for example, due to traffic or
machinery, it may be necessary to adjust the sensitivity of the
microphone.
To adjust the sensitivity of the microphone:
REAR OF UNIT
DOORPHONE
MODULE
-
+
Insert flat-headed
screwdriver here.
Locate the switch.
Turn the switch clockwise (-)
if sited in a noisy location.
Turn the switch counter
clockwise (+) for normal
noise level (factory setting).
Operation
Calling from doorphone:
1. Press the call button (see Figure 12).
The caller hears confirmation tone.
2. Wait for answer. Talk.
Calling from an extension:
1. Pick-up your handset.
2. Dial the Doorphone's extension
number, refer to your PBX User
Manual for this number.
CALL
BUTTON
Figure 12

12
Important Safety Instructions
Safety Requirements
When using your telephone equipment, basic safety precautions should
always be followed to reduce the risk of fire, electric shock and injury to
persons, including the following:
Read and understand all instructions.
Follow all warnings and instructions marked on the product.
Care should be exercised to avoid pinching the wires during
installation.
Unplug this product from the wall outlet before cleaning. Do not use
liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning.
Power Module only: Do not use this product near water, for example,
near a bathtub, wash bowl, kitchen sink, or laundry tub, in a wet
basement, or near a swimming pool.
The Doorphone Module is weather-resistant, but should not be
subjected to direct water.
Slots and openings in the cabinet, at the back or bottom, are
provided for ventilation; to protect it from overheating, these openings
must not be blocked or covered. The openings should never be
blocked by placing the product on a bed, sofa, rug, or other similar
surface. This product should never be placed near or over a radiator
or other heat source. This product should not be placed in a built-in
installation unless proper ventilation is provided.
This product should be operated only from the type of power source
indicated on the product label. If you are not sure of the type of power
supply to your home, consult your dealer or local power company.
Do not allow anything to rest on the power cord. Do not locate this
product where the cord will be abused by people walking on it.
Do not overload wall outlets and extension cords as this can result in
the risk of fire or electric shock.
Never push objects of any kind into this product through cabinet slots
as they may touch dangerous voltage points or short out parts that
could result in a risk of fire or electric shock. Never spill liquid of any
kind on the product.

13
To reduce the risk of electric shock, do not disassemble this product,
but take it to a qualified person when service or repair work is
required. Opening or removing covers may expose you to dangerous
voltages or other risks. Incorrect reassembly can cause electric
shock when the appliance is subsequently used.
This unit should be kept free of dust, moisture, high temperatures
(more than 50°C (122°F)) and vibration.
The socket-outlet shall be installed near the equipment and shall be
easily accessible.
Unplug this product from the wall outlet and refer servicing to
qualified service personnel under the following conditions:
When the power supply cord or plug is damaged or frayed.
If liquid has been spilled into the product.
If the product does not operate normally by following the
operating instructions. Adjust only those controls that are
covered by the operating instructions because improper
adjustment of other controls may result in damage and will often
require extensive work by a qualified technician to restore the
product to normal operation.
If the product has been dropped or the cabinet has been
damaged.
If the product exhibits a distinct change in performance.
Avoid using a telephone (other than a cordless type) during an
electrical storm. There may be a remote risk of electric shock from
lightning.

14
FCC and Other Information
Note:
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 interference 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.
Increase the separation between the equipment and receiver.
Connect the equipment into an outlet or a circuit different from that
to which the receiver is connected.
Consult the dealer or an experienced radio/TV technician for help.
This device complies with Part 15 of the FCC Rules. Operation is
subject to the following two conditions: (1) This device may not cause
harmful interference, and (2) this device must accept any interference
received, including interference that may cause undesired operation.
CAUTION:
Any changes or modifications made to this product not expressly
approved by Panasonic Communications Co. Ltd. could void the user's
authority to operate the equipment.

84 mm (3 / ")
16
5
15
1. Place this template on
the wall.
2. Drill the holes, as
marked.
If you mount the unit on
a concrete or mortar
wall, fit anchor plugs
(not included) into the
wall with a hammer
beforehand.
DRILL HOLES HERE
WHEN ATTACHING
INTERFACE
BRACKET TO WALL
DRILL HOLE HERE IF
ATTACHING FRONT OF UNIT
DIRECTLY TO WALL
DRILL HOLE HERE IF
ATTACHING FRONT OF UNIT
DIRECTLY TO WALL
Wall Mounting Template
116 mm (4 / ")
16
9

Panasonic Consumer Electronics Company, Division of Panasonic Corporation of
North America, One Panasonic Way, Secaucus, New Jersey 07094
Panasonic Puerto Rico, Inc.,
Ave. 65 de Infantería, Km. 9.5, San Gabriel Industrial Park, Carolina, Puerto Rico 00985
http://www.panasonic.com/consumersupport
Copyright: This material is copyrighted by Panasonic Communications Co. Ltd., and may
be reproduced for internal use only. All other reproduction, in whole or in part, is prohibited
without the written consent of Panasonic Communications Co., Ltd.
© 2005 Panasonic Communications Co., Ltd. All rights reserved.
For your future reference
Please print, record, and retain the following information for future reference.
Note:
The serial number of this product can be found on the label affixed to
the unit. You should record the model number and the serial number of
this unit as a permanent record of your purchase to aid in identification
in the event of theft.
Model No. KX-T7775
Serial No.
Date of Purchase
Name of dealer
Dealer's address
Dealer's Tel. No.
QUQX00152WA KU0505SC0
Printed in the United Kingdom
When you ship the product
Carefully pack and send it pre-paid, adequately insured and preferably
in the original carton. Attach a postage-paid letter, detailing the
symptom, to the outside of the carton. DO NOT send the product to the
Executive or Regional Sales offices. They are NOT equipped to make
repairs.
Product service
Panasonic Factory Servicenters for this product are listed in the
servicenter directory. Consult your certified Panasonic dealer for
detailed instructions.