Testing the speech circuit
Testing the speech circuit
- The entrance panel contains two potentiometers for adjusting the power of the microphone ( ) and loudspeaker ( )
- In case of a whistle (feedback), first reduce the power of the microphone until an acceptable level is reached
Should whistle persist adjust the loudspeaker volume
Connection diagram
For programming information of the
keypad see enclosed instruction booklet
NB. Ensure links are
inserted between
9 to 10 on voice module
22 on voice module to 1 on keypad
24 on voice module to 2 on keypad
in entrance panel
Voice module
332120
5A
SP
5B
10
16
10
5A 5B
14
9
22
22
Pushbuttons
module
332650
9 10 11 12 13
Outdoor station
Technical Specifications
Entrance panel
139
Voice module
332120
5A
5B
16
10
10
5A 5B
14
9
1 12
22
22
Pushbuttons
module
332650
9 10 11 12 13
Connection terminals:
1
OVDC
3
microphone output
4
speaker input
5
call wire
9
call tone generator output
10
common feed for pushbuttons
12
12 V DC speech circuit and call signal
22
0 V AC for lock and lamp
24
12 V AC for lock and lamp
Spare lamp Cat. No. 820811
For technical information on codelock
module 332650 please refer to instruction
booklet
6
23
1 12
3
4
24
24
5 6 7 8
1 2 3 4
6
22
NB. For press to exit a
door lock
pushbutton must
be connected
to codelock
module terminals 3
and 4
Power supply unit Cat. No. 336000
6
23
3
4
24
24
5 6 7 8
1 2 3 4
- DIN enclosure 6 modules
- Input 230 V ~ ± 10 % 50-60 Hz 25VA
Connection terminals:
1
12
22
24
Fault finding
No speech or call signal:
Check for 12 V DC on terminal 12 +ve and terminal 1 -ve in the entrance panel
No call signal:
Ensure a link is inserted between 9 and 10 in the entrance panel
Nothing Is working:
A short circuit in the wiring causing a thermal fuse to
operate in the power supply. Disconnect from mains and remove short circuit.
Reconnect after aproximately 5 mins
k
Power supply and
connector block
k
24
k
22
k
12
61
107
0 V DC
12 V DC speech and call signal
0 V AC lamp
12 VAC lock and lamp
k
k
1
k
k
1
1
k
k
k
k
k
12
22
24
1
k
k
k
1
2
3
Lock release
12V ac
Hanset Cat. No. 334202
101
3
1
1 - Door lock release pushbutton
2 - Call signal volume control
3 - Housings for extra pushbuttons
It may be wall mounted with the screws supplied
Flex cord with 2 RJ connectors
Adjustable electronic call
Amplified electret microphone
Loudspeaker with mylar diaphragm
Connection terminals:
1
0 VD C
3
speaker input
4
microphone output
5
call input
6
0 V lock output
1A not used
3
k
k
k
3
4
6
5
k
k
k
3
4
6
5B
k
k
k
3
4
6
5B
k
k
4
13
2
4
56
2
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