Audio Schematic Diagram - JVC GR-DVL145EG Schematic Diagrams

4.6

AUDIO SCHEMATIC DIAGRAM

0 1 MAIN (AUDIO)
5
4
R2201 R2202
1.8k 1.8k
L2201
0Ω
TO MIC
C2201
CN106 0.01
L2202
INT_MIC/R
0Ω
IM_GND
3
INT_MIC/L
C2202
0.01
L2203
0Ω
C2124
0.022
2
1
∗
NOTE : The parts with marked ( ) is not used.
A B
C2133
0.01
C2113
R2105 0.0047
100k
C2111
0.0047
R2113
C2121 15k
C2125
0.022
0.022
+
-
R2111
HPF ON
+ -
R2127 R2109 2.2k OFF
4.7k 4.7k
INT
R2103 EXT
C2123 R2119 R2117
15k
0.022
15k 4.7k
C2103
- +
1 Rch
R2101 C2105
∗
1.8k
MPWR
3.3V
C2129
∗
C2131
0.001
EXT MIC MIC
Rch
C2101
0.1
INT MIC
C2107
Rch
∗ Rch - +
ALC AMP
MRF
C2110
1
MVCM
C2109 T 2V
10 /6.3
Lch
ALC AMP
- +
GND
(MVDD)
MVDD MIC LINE
4V
C2108
∗
INT MIC
Lch
C2102 IC2001
C2132 0.1
0.001 AK4560AVQ
EXT MIC
Lch
C2130
∗
MA
BIAS
2V
C2106
∗
R2102
Lch
C2104
1.8k
1 - +
R2120 R2118
15k 4.7k R2104
15k EXT
INT
R2128 R2110
HPF
4.7k 4.7k
R2112 OFF ON
+ -
2.2k
-
+
C2126
0.022 C2122 R2114
0.022 15k
C2112
0.0047
R2106
100k C2114
0.0047
C2134
0.01
C D
NOTES : For the destination of each signal and further line connections that are cut off from
this diagram , refer to "4.1 BOARD INTERCONNECTIONS".
When ordering parts , be sure to order according to the Part Number indicated in the Parts List.
L2002
22µ
*
MIC SEL
Clock
CS
+ - + - Divider Control
Register
I/F
DATA
SDTI
A/D Converter HPF
Audio I/F
Controller
SDTO
D/A Converter
GND
LINE (VD)
T
+
- VD
3V
R2018
A_MUTE
10k
MIX
+
HP OUT
-
Lch
MIX
HP OUT
Rch
+
-
HVDD
4.8V
HVCM
+ 2.4V
-
LINE OUT
Rch
LINE IN
Rch
LINE OUT
Lch
LINE IN
Lch
+ - + -
-
+ SP IN
VOL VOL
MIX
- +
R2024
18k
C2018 C2019 R2023
0.1 0.1 1k
R2028 C2020
220k 0.1
C2021
0.1
C2002
10 /6.3
R2027
3.3k
Q2004
2SC4617/QR/-X
E
4-13 4-14
C2001
10 /6.3
R2006 L2001
10 10µ
R2014 82
R2015 82 D2001
∗
R2017
1k
R2016 82
C2012
10 /6.3 T
T
Q2002
C2011
2SC4617/QR/-X
10 /6.3
C2008 C2009
1 1
R2007
1k
C2007 C2010
0.1 1
R2008
1k
C2006
0.1
D2002
∗
Q2001
UMX1N-W
C2016
0.022
C2017
0.033
y20217001a_rev0
F
TO MAIN IF
CN101
SPK+
SPK-
TO
DVMAIN
AIMCK
AILRCK
AIBCK
AODAT
AIDAT
TO SYSCON
PD_L
CLK_OUT
AUDIO_CS
DATA_OUT
TO REG
REG_3V
M_REG4.8
REG_4.8V
GND
TO MAIN IF
CN103
AU_SIG/R
AU_SIG/L
R2009
3.3k
TO SYSCON
BUZZER
TO DSP
S_SHUT
A_MUTE
TO SYSCON
S_MUTE
G H