JVC KD-SX841R Service Manual page 37

QQ
4.11 TEA6320T-X (IC161) : E.volume 3 7 63 1515 0
• Pin layout
SDA
GND
OUTLR
OUTLF
TL
B2L
B1L
IVL
ILL
QSL
IDL
MUTE
ICL
IMD
IBL
IAL
• Block diagram
TE
L 13942296513
• Pin functions
Pin
Symbol I/O
No.
1 SDA I/O Serial data input/output.
2 GND -
3 OUTLR O
4 OUTLF O
5 TL I
6 B2L -
7 B1L -
8 IVL I
9 ILL I
10 QSL O
www
11 IDL -
12 MUTE -
13 ICL I
.
14 IMO -
15 IBL I
16 IAL I
http://www.xiaoyu163.com
SCL
32
1
VCC
2 31
OUTRR
30
3
OUTRF
29
4
TR
5 28
B2R
27
6
B1R
26
7
IVR
8 25
ILR
24
9
QSR
23
10
IDR
11 22
21 Vref
12
ICR
20
13
CD-CH
CAP
14 19
18 IBR
15
TAPE
IAR
17
16
TUNER
10 8 9
21
31 POWER
SUPPLY
2
VOLUME 1
+20 to -31 dB
19
LOUDNESS
LEFT
16
15
13
11
SOURCE
SELECTOR
14
VOLUME 1
+20 to -31 dB
22
LOUDNESS
RIGHT
20
18
17
23 25 24
Functions
Ground.
output left rear.
output left front.
Treble control capacitor left channel
or input from an external equalizer.
Bass control capacitor left channel or
output to an external equalizer.
Bass control capacitor left channel.
Input volume 1. left control part.
Input loudness. left control part.
Output source selector. left channel.
Not used
x ao
y
Not used
Input C left source.
i
Not used
Input B left source.
Input A left source.
http://www.xiaoyu163.com
8
5
7 6 12
MUTE
FUNCTION
ZERO CROSS
DETECTOR
BASS
TREBLE
LEFT
LEFT
+15 dB
+12 dB
LOGIC
Q Q
3 6 7 1 3
BASS
TREBLE
RIGHT
RIGHT
+15 dB
+12 dB
26 27 28
Pin
Symbol
No.
17 IAR
18 IBR
19 CAP
20 ICR
21 Vref
22 IDR
23 QSR
24 ILR
25 IVR
26 B1R
27 B2R
28 TR
u163
29 OUTRF
.
30 OUTRR
31 Vcc
32 SCL
2 9 9 4 2 8
VOLUME 2
0 to 55 dB
3
BALANCE
FENDER REAR
VOLUME 2
0 to 55 dB 4
BALANCE
FENDER FRONT
32
HC BUS
REC
1
1 5 0 5 8 2 9 9 4
VOLUME 2
0 to -55dB
29
BALANCE
FENDER FRONT
VOLUME 2
30
0 to -55dB
BALANCE
FENDER REAR
I/O Functions
I Input A right source.
I Input B right source.
- Electronic filtering for supply.
I Input C right source.
- Reference voltage (0.5Vcc)
- Not used
O Output source selector right channel.
I Input loudness right channel.
I Input volume 1. right control part.
- Bass control capacitor right channel
O Bass control capacitor right channel
m
or output to an external equalizer.
I Treble control capacitor right channel
co
or input from an external equalizer.
O Output right front.
O Output right rear.
- Supply voltage.
I Serial clock input.
KD-SX841R
9 9
2 8 9 9
(No.49790)1-37