Panasonic KX-T7775 User Manual
Doorphone
Operating Instructions
®
Model No.
Please read before using the unit, and save for future reference.
KX-T7775
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
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: 0.4mm
2
- 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
3
1
8
(5/"x3/"x2")
8
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.
3
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
DOOR CHIME
BELL INPUT
SYSTEM
DOORPHONE
MODULE
Max500m(1640ft)
22 AWG
(Refer to Figure 2)
AC
ADAPTOR
POWER
MODULE
(Refer to Figure 3)
PBX
PBX
DOORPHONE
CARD
Figure 1 - 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.
4
DOORPHONE
MODULE
REAR OF UNIT
-
+
INPUT
BELL
DOOR
CHIME
SYSTEM
TO PBX
Max 500 m (1640 ft)
22 AWG
Figure 2 - Doorphone Module's Interconnects
POWER
MODULE
DOOR
1
AC
ADAPTOR
PBX
DOORPHONE
CARD
Refer to pages 6 to
8 for pin details.
Note: Polarity sensitive.
Max 500 m (1640 ft)
22 AWG
Figure 3 - Power Module's Interconnects
POWER
MODULE
2
MODULAR
3
4
JACK
5
DOOR
1
AC ADAPTOR
5
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