ITC TI-1206S - Block Diagram

13
8. BLOCK DIAGRAM
EMC Highest priority TEL/REMOTE Second priority SIREN third priority
CHIME Fourth priority
EMC Highest priority
X1 X2 X3
MIC1A
5 6 4 3 1 2
T R S
MIC1B
X1 X2 X3
MIC2A
5 6 4 3 1 2
T R S
MIC2B
X1 X2 X3
MIC3A
5 6 4 3 1 2
T R S
MIC3B
BAL/UNBAL
X1 X2 X3
MIC4A
5 6 4 3 1 2
T R S
MIC4B
BAL/UNBAL BAL/UNBAL BAL/UNBAL
LINE
PHANTOM
MIC LINE
PHANTOM
MIC LINE
PHANTOM
MIC LINE
PHANTOM
MIC
LINE1 LINE2
MP3/BT 模块
1 2 3
GND
SIREN CHIME
LEVEL
CHIME
Q1
GND
MUTE_MIC1
SIREN
TEL/REMOTE MIC
EMC
GND
TEL/REMOTE MIC
EMC
2-STAGE EQ
BASS TREBLE
2-STAGE EQ
BASS TREBLE
2-STAGE EQ
BASS TREBLE
2-STAGE EQ
BASS TREBLE
2-STAGE EQ
BASS TREBLE
2-STAGE EQ
BASS TREBLE
LEVEL
MUTE_MIC1
LEVEL LEVEL LEVEL LEVEL LEVEL
GND
EMC
LEVEL
MASTER
LI NE OUT
120W/240W
switching
power supply
Power amplifier
module
DC 24V inverter
power supply
1 2 3 4 5 6
ZONE 1 ZONE 2 ZONE 3 ZONE 4 ZONE 5 ZONE 6
9
10
1 2 3 4 5 6 7 8
11 12
COM COM COM COM COM COM 100 V 100 V 100 V 100 V 100 V 100 V
BATT SUPPLY COM4-16Ω 70V-100V
=
= = = = = =
Output transformer
ZONE 1 ZONE 2 ZONE 3 ZONE 4 ZONE 5 ZONE 6
GND
SIREN
TEL/REMOTE MIC
EMC
MUTE
Single-chip
ALL ZONE
4
61
5
3
2
4
61
5
3
2
4
61
5
3
2
4
61
5
3
2
4
61
5
3
2
4
61
5
3
2
1 2 3 4 5 6
0
5
3
4
1 2
1 2 3 4 5 6
0
5
3
4
1 2
LEVEL
SIREN
GND
TEL/REMOTE MIC
EMC
1 2 3 4 5 6
1 2 3 4 5 6 7 8
0
9
10 11 12
J5A
MUTE
EMC
TEL
REMOTE MIC
GND
LEVEL
MUTE
RS485
LEVEL
MIC1 Fifth priority
TEL/REMOTE MIC
EMC
单片机
SIREN
CHIME
CHIME
EMC