Inter-m ARM-911A - Block Diagram

AUTOMATED REMOTE MESSAGE
27
ARM-911A
Block Diagram
Block Diagram
RM1
AUX1
TEL
MIC/LINE
PBX
SMPS
SD CARD
SD
DECODER
MODULE
DC24V
DC-DC
DC-DC
DC-DC
FAULT
12 KEY
LANCODEC
NETWORK
U-COM
ADC
DSP DAC
RS-232C
PD
SD CARD
+24V
+12V
-12V
+5V
10 CONTACTS INPUT
RJ45
DTMF
UART
AC100V/60Hz ~ 240V/50Hz
BACKUP
FRONT
I2C
SD-DETECT
SELECT : +4dBu
-10dBu
-50dBu
SD-CLK
SD-DA
SD-CMD
SD-WP
SD-CLK
SD-DA
SD-CMD
SD-WP
AUX2
MIC/LINE
SELECT : +4dBu
-10dBu
-50dBu
RM2 RM3 RM4
+24V
GND
SD
TO 422-BUS
NETWORK
0dB / -10dB
0dB / -10dB
DECODER
TO SD
From 422-BUS
Memory BUS
SD MEMORY
H C G
AUDIO OUT
FAULT IN
SD-DETECT
PROCESSOR
UART
To NETWORK
NO
NC
FAULT OUT
COM
11 LED
OLED
5 CONTACTS OUTPUT
1 2 3
1 2 3
N
G
L
1 2 3
1 2 3