Block diagram, 2/8 channel audio transmitter/receiver, Itn decoder mcu – Inter-M ITX-108 User Manual
Page 12: Smps, D/a converter, Optical driver, A/d converter itn encoder mcu

2/8 CHANNEL AUDIO TRANSMITTER/RECEIVER
10
FTA-108S/ITX-108/ITX-102, FRA-108S/IRX-108/IRX-102
Block Diagram
Block Diagram
-FTA-108S/ITX-108/ITX-102
-FRA-108S/IRX-108/IRX-102
ITN
Decoder
MCU
50/60Hz
DC 24V
AC 220~240V
SMPS
+15V
-15V
+5V
AC/DC
DC/DC
RS-232
DRIVER
RS-422/485
DRIVER
8CH CONTACT
OUTPUT
DATA
CONTROL
OPTION
D/A
Converter
OUTPUT 1
OUTPUT 2
OUTPUT 3
OUTPUT 4
OUTPUT 5
OUTPUT 6
OUTPUT 7
OUTPUT 8
LED Driver
Signal
Clip
LED Driver
Signal
Clip
LED Driver
Signal
Clip
LED Driver
Signal
Clip
LED Driver
Signal
Clip
LED Driver
Signal
Clip
LED Driver
Signal
Clip
LED Driver
Signal
Clip
OPTICAL
DRIVER
OPTIC IN
L
G
N
1
3
4
7
T1
103922
-
+
~
~
A/D
Converter
ITN
Encoder
MCU
50/60Hz
DC 24V
AC 220~240V
SMPS
+15V
-15V
+5V
AC/DC
DC/DC
RS-232
DRIVER
RS-422/485
DRIVER
8CH CONTACT
INPUT
DATA
CONTROL
PAD SW
INPUT 1
LED Driver
Signal
Clip
-16dB
PAD SW
INPUT 2
LED Driver
Signal
Clip
-16dB
PAD SW
INPUT 3
LED Driver
Signal
Clip
-16dB
PAD SW
INPUT 4
LED Driver
Signal
Clip
-16dB
PAD SW
INPUT 5
LED Driver
Signal
Clip
-16dB
PAD SW
INPUT 6
LED Driver
Signal
Clip
-16dB
PAD SW
INPUT 7
LED Driver
Signal
Clip
-16dB
PAD SW
INPUT 8
LED Driver
Signal
Clip
-16dB
OPTION
OPTICAL
DRIVER
OPTIC OUT
L
G
N
1
3
4
7
T1
103922
-
+
~
~