Panasonic KX-TES824UA / KX-TEM824UA / KX-TE82461X / KX-TE82474X / KX-TE82480X / KX-TE82483X / KX-TE82491X / KX-TE82492X / KX-TE82493X / KX-A227X / KX-TES824UAPP / KX-TEM824UAPP Service Manual ▷ View online
23.2. LOCATION OF OPTIONAL CARDS
23.2.1. 4-Port Doorphone Card (KX-TE82461X)
Function
Supports the connection of 4 doorphones and 4 dooropeners.
1. Loosen the screws and open the top and bottom front covers.
2. Attach the 4-Port Doorphone Card to the main unit, connect the cord to the Doorphone Card Connector and secure the
screw.
1. Loosen the screws and open the top and bottom front covers.
2. Attach the 4-Port Doorphone Card to the main unit, connect the cord to the Doorphone Card Connector and secure the
screw.
Note
Use extra care to make sure you do not damage the part of the case marked with a circle.
3.Close the covers and secure the screws.
3.Close the covers and secure the screws.
121
KX-TES824UA / KX-TEM824UA /
23.3. DOORPHONE/DOOROPENER CARD BLOCK DIAGRAM
C
O
N
N
E
C
T
O
R
O
N
N
E
C
T
O
R
nRESET
nCS,nRD,nWR
A[2:1]
Serge
EMC
EMC
Door Detect
Hook Detect
Power
Crt
+15V
#2
P-I/
O
D[7:0]
VAG(6V)
Door Opener
Relay #A
+15V
+3.3V
CN3
#1
#4
#3
DOOR1
DOOR2
TONE
DOOR_SW1
BUSY1
DON1
DHK1
DOPN1
CN2
DG
AG
KX-TE82461X DOORPHONE/DOOROPENER CARD BLOCK DIAGRAM
Door Opener
Relay #B
Door Opener
Relay #C
Door Opener
Relay #D
DOPN2
DOPN3
DOPN4
IC2
IC1
IC5
IC11
IC6, IC7, IC8
122
KX-TES824UA / KX-TEM824UA /
123
KX-TES824UA / KX-TEM824UA /
23.4. EXPLANATION OF BLOCK DIAGRAM/CIRCUIT OPERATIONS
23.4.1. OPTION CARD (KX-TE82461X)
23.4.1.1.
This doorphone/door opener card is composed of the control interface with KX-TES824/KX-TEM824 and four doorphone interfaces
and four dooropener interfaces section.
1) Doorphone section
and four dooropener interfaces section.
1) Doorphone section
This card has four doorphone interfaces, but this system has only two door phone intercom paths.
Therefore, this card has a programmable SW to connect either DOORPHONE1 or DOORPHONE2.
For example: When the DOORPHONE1 is used, the DOORPHONE2 hears a busy tone. This is repeated for Doorphone 3 and
4.
This doorphone intercom path is composed of the send amplifier and receive amplifier circuits.
The interfaces have the doorphone connect detection circuit and the doorphone hook detection circuit.
Therefore, this card has a programmable SW to connect either DOORPHONE1 or DOORPHONE2.
For example: When the DOORPHONE1 is used, the DOORPHONE2 hears a busy tone. This is repeated for Doorphone 3 and
4.
This doorphone intercom path is composed of the send amplifier and receive amplifier circuits.
The interfaces have the doorphone connect detection circuit and the doorphone hook detection circuit.
2)
This doorphone/dooropener card has four dooropener interfaces. These interfaces are used for the dooropener SW (DC 30/AC
250 5A).
250 5A).
124
KX-TES824UA / KX-TEM824UA /
Click on the first or last page to see other KX-TES824UA / KX-TEM824UA / KX-TE82461X / KX-TE82474X / KX-TE82480X / KX-TE82483X / KX-TE82491X / KX-TE82492X / KX-TE82493X / KX-A227X / KX-TES824UAPP / KX-TEM824UAPP service manuals if exist.