Aiphone LEF Series Instructions

(
3
)
Actual terminal locations
LEF-5C
LEF-10C
LEF-3C
+
+
+
+
+
+
+
+
+
+
+
+
+
Station communication channels for
selective calling
for common audio communication
for power supply
for receiving a call and music
for occupied LED
for connection of external music speaker
(connected to S - E terminals)
for controlling occupied mode when called
for door release (+12V DC when door
release button is pressed)
for controlling all call
for all call output
for selective door release, or control of remote
devices (K# becomes negative when station
button is depressed)
CN-2
CN-3CN-1
1 ~ 10
E
+ ,
-
C
R
S
Y
L
P1
P2, P3
K1 ~ K10
Station communication channels for
selective calling
for common audio communication
for power supply
for receiving a call and music
for occupied LED
for connection of external music speaker
(connected to S - E terminals)
for controlling occupied mode when called
for controlling all call
for all call output
1 ~ 10
E
+ ,
-
C
R
S
Y
P1
P2, P3
CN 1
CN 2
CN 3
LEF-1C
+
+
+
+
+
+
+
+
+
+
+
+
for receiving a call from master and music
for common audio communication
for door station communication
for power supply
for occupied LED
for controlling occupied mode when called
for door release (+12V DC when door release
button is pressed)
for controlling all call
for all call output
for door release control
C
E
DA
+ ,
-
R
Y
L
P1
P2, P3
K
to supply power to lamp
voice communication (to # on LEF-C)
Common communication
+ ,
-
1
E
Voice communication (to # on LEF-C)
Common communication
Connect to
- terminal
1
E
-
LE-DL
+ +
+ 1
+ +
- 6 -
LE-DA
+ + + +
LE-B,
LE-BN
+
+
+
LE-D
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INSTALLATION (continued)

Aiphone LEF Series Specifications

General

Material	ABS Plastic
Color	White
Audio Frequency Response	300Hz - 3.4kHz
Wiring	2-wire
Door Release	Yes