JBL MS-8, Service Manual

Page: 67 / 110

Block diagram and application circuit TDA7563B
6/33
1 Block diagram and application circuit
Figure 1. Block diagram
Figure 2. Application circuit
Short Circuit
Protection &
Diagnostic
I2CBUS
Mute1 Mute2
Thermal
Protection
& Dump
Clip
Detector
IN LF
IN RR
IN RF
IN LR
VCC1 VCC2
CD_OUT
OUT RF+
OUT RF-
OUT RR+
OUT RR-
OUT LF+
OUT LF-
OUT LR+
OUT LR-
Short Circuit
Protection &
Diagnostic
Short Circuit
Protection &
Diagnostic
Short Circuit
Protection &
Diagnostic
16/30dB
Reference
CLK
DATA
SVR
AC_GND
TAB
S_GND
PW_GND
F
F
R
R
RF RR LF LR
ST-BY/MUTE
16/30dB
16/30dB
16/30dB
IN RF
C1 0.22
μ
F
IN RR
C2 0.22
μ
F
OUT RF
OUT RR
IN LF
C3 0.22
μ
F
IN LR
C4 0.22
μ
F
OUT LF
OUT LR
D00AU1231A
C5
1
μ
F
C6
10
μ
F
TAB
47K
-
+
-
+
-
+
-
+
Vcc1 Vcc2
C8
0.1
μ
F
V(4V .. V
CC
)
C7
3300
μ
F
DATA
I2C BUS
CLK
13
12
15
16
23
26
2
14
S-GND
17 11 5
CD OUT
V
7 21
18
19
20
22
25
24
10
9
8
6
3
4
1, 27
MS-8
66