Amp Section - JVC UX-G950VB Service Manual

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Amp section

GVA10165-A2
SYSTEM MUTE
INL
0V
0V
3.3V
RT3Y97M-X
Q2002
C2001
4.7/50
R2001
NI
0V
HPSW
4
0V
HPL
3
CN203
0V
HPGND
2
QGD2504C1-04Z
0V
HPR
1
0V
AUXL 1
CN201
0V
AUXR 2
QGA2501C1-03
0V
AGND 3
CN202
NI
ECHO
ECHO
1
AGND
2
MICSIG
MICSIG
3
MIC9V
4
DGND
5
3.3V
D3.3V
1
3.2V
POUTRLY
POUTRLY
2
0V
LVLDET
LVLDET
3
FANST
3.3V
FANST
4
FANCTRL
0V
FANCTRL
5
SMUTE
0.5V
SMUTE
6
3.3V
VOLDATA
CN204
VOLDATA
7
QGF1208C1-19
0V
VOLCE
VOLCE
8
VOLCLK
3.3V
VOLCLK
9
AHB
3.3V
AHB
10
PRT
3.3V
17
18
PRT 11
0V
HPSW
HPSW
12
3.2V
SPKRLY
SPKRLY 13
FSW9V
3.3V
FSW9V
14
ECHO
0V
ECHO 15
TOPEN
0V
TOPEN
16
0V
TCLOSE
TCLOSE 17
0V
OPENSW
OPENSW
18
CLOSESW
0V
CLOSESW 19
16
15
RIPL
0V
RIPL 19
0V
AGND
18
RIPR
0V
RIPR 17
RECL
0V
RECL
16
0V
AGND 15
RECR
0V
RECR
14
0V
AGND 13
0V
AGND
12
CN205
3.8V
QGF1208C1-19
SWOUT 11
DVDL
0V
DVDL
10
0V
AGND 9
0V
DVDR
DVDR
8
TUNERL
0V
TUL 7
0V
AGND
6
TUNERR
0V
TUR 5
NC
4
0V
SCARTINL
SCART-LIN
3
0V
AGND
2
SCARTINR
0V
SCART-RIN
1
IC201
!
*1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
C2203
10/63
KTC3200/GL/-T
R2203
C2201
SQ
-44V
1.5K
100p/50
R2013
120K
R2115
R2114
*1
0V
47
UNF
C2011
22/50
47
UNF
D2103
D2102
NI
NI
0.5V
R2011
C2103
R2103
10K
SQ
1.5K
10/63
*
*
C2207
C2107
R2210
R2110
56K
NI
56K
NI
C2104
C2204
5p/50
0V
0V
5p/50
INR
!
!
C2206
0.1/50
VOLUME IC
C2513
0.1/100
R2513
330K
R2401
27K
B2702
4
3
1/16
19
20
21
22
23
24
25
26
27
28
29
30
31
32
5
6
R2523
330K
IC231
C2523
NJU7391V-X
0.1/100
R2504
14
13
12
11
10
9
8
7
6
5
4
3
2
1
51K
B2701
1/16
R2301
27K
3
2
1
4
5
6
WR801&WR802&WR803 OF GVA10164-A1
CN210
CN211
CN212
QGD2504C1-05Z
QGD2504C1-03Z
FROM TRANSFORMER
QGD2504C1-04Z
QGA3901C1-02
S2
IC202
KBJ4J
W201
NI
W202
**
1
4
3
2
16.4V
C2024
B2808
8.2V
0.1/100
R2031
1/4W
C2021
C2022
UNF
*1
*1
R2021
R2022
100K
100K
PROTECTOR
Q2013
R2015
10K
3.3V
KYC3875/YG/-X
Q2011
R2016
82K
0V
R2017 100K
0V
R2012
100K
LEVEL
DETECT
D2771
MC2838-X
3
2
1
KRC110S-X
C2701
4.7/50
Q2701
KRA102S-X
R2042 1K
R2041 1K
1/2 VCC
100/16
AHB
2
1
-
+
-
+
MIC MIX
7
8
C2601
NI
R2614
NI
R2612
NI
C2611
NI
R2613
D2501
D2502
MC2838-X
R2501
NI
1.5K
8
7
6
5
R2525
10K
1
2
3
4
C2621
NI
R2623
NI
R2622
NI
C2622
NI
R2624
NI
R2515
10K
FAN
WR203&WR204 OF GVA10165-A1
QAR0392-002
CN209
CN208
CN207
QGD2504C1-05Z
QGD2504C1-04Z
-23.7V
-23.7V
VOLTAGE
DOUBLE
D2033
KTA1504/YG/-X
C2031
1N4003S-T5
TO FAN
9V
0V
NI
FAN
GVA10165-A7
100/63
DRIVER
Q2801
9V
4.7
D2031
1N4003S-T5
MOTOR DRIVER
9V
0V
0V
+FAN
1
3.3V
FANST
2
0V
0V
MGND
3
IC291
KIA278R09PI
!
CN214
QGB2510J1-06
TOPEN
TOPEN
9V
0V
6
6
0V
TCLOSE
TCLOSE
5
5
SIGN0011081
1
2
3
4
B2801
0.6V
TRAY-
TRAY-
4
4
16.5V
0.6V
TRAY+
TRAY+
3
3
9V
M9V
M9V
2
2
0V
GND
GND
D2902
NI
1
1
C2851
100/16
C2853
0.6V
1
TRAY+
0.1/16
0.6V
2
TRAY-
0V
3
DGND
0V
4
OPENSW
5
CLOSESW
**
B2805
SPK RELAY
OUTR
C2731
1
4
5
0.047/50
C2733
2
0.047/50
6
3
2
B2803
1
R2753
R2752
R2751
0.047/50
4
OUTL
B2806
*1
C2741
82
82
3
UNF
UNF
UNF
3.2V
1W
1W
1W
B2807
Q2751
*1
C2743
B2804
0.047/50
H/P MUTE
**EMC C/M
6
5
4
4
5
6
REF. NO.
B2803
B2804
B2805
B2806
1
2
3
3
2
1
LF271
LF272
R2731
R2741
C2731
C2732
C2733
C2741
C2742
C2743
W202
*1
MODEL
REF.
NO
R2102
R2202
C2102
C2202
C2041
R2101
R2201
C2011
C2013
R2753
B2802
C2021
C2022
C2023
R2105
QRJ146J-681X
R2205
QRJ146J-681X
R2773
IC201
STK432-070
R2106
R2206
R2107
R2207
C2612
R2112
R2212
NI
C2107
C2207
*2
MODEL
REF.
NO
C2305
C2405
C2308
C2408
NOTES
VOLTAGES ARE DC-MEASURED WITH A DIGITAL
1.
VOLT METER
OR OSCILLOSCOPE WITHOUT INPUT SIGNAL.
R1
CONDITION ---
AUX MODE, VOL MIN, S.TURBO OFF/FLAT.
=
=
R
2.
NOTES:UNLESS OTHERWISE SPECIFIED
R2
ALL RESISTORS ARE
1/10W
ALL CAPACITORS ARE
CERAMIC CAPACITOR
R1
R2
R
MYLAR CAPACITOR (INDICATED "MY").
KRA102S-X
KRC111S-X
10K
ALL RESISTANCE VALUES ARE IN OHMS.
10K
10K
RT1N140C-X
RT1P141C-X
ALL CAPACITANCE VALUES ARE IN uF.
KRC110S-X
4.7K
RT1N430C-X
ALL E.CAPACITORS ARE SHOWN IN THE FORM
OF
CAPACITANCE(uF)
/RATED VOLTAGE (V).
E.CAPACITORS INDICATRED WITH "SQ" ARE SOUND QUALITY TYPE.
ALL INDUCTANCE VALUES ARE IN H.
ALL DIODES ARE MA111-X UNLESS SPECIFIED
NI-->NOT INSERT
!
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
IC901
LB1641
OUT2
P2
C9001
VCC2
0.1/16
VCC1
IN2
IN1
VZ
P1
D9001
OUT1
MA8047/M/-X
GND
UT/UF
E/EE/EN/EV
QUY158-050Y
NI
NI
INSERT
NI
WJM0510-001A-E
G650
G950V
6.2K
10K
6.2K
10K
330P
270P
330P
270P
18K
15K
18K
15K
22/50
22/63
22/50
22/63
INSERT
NI
NI
QUY158-050Y
4700/50
4700/56
4700/50
4700/56
4700/25
6800/25
QRJ146J-561X
QRJ146J-561X
62K
56K
STK432-090
10K
47K
2.2K
5.6K
220
1K
NI
1K
G950V
G650
U SERIES
E SERIES
NI
NI
4.7/50V
NI
NI
4.7/50V
8200P
2700P(SQ)
8200P
8200P
2700P(SQ)
8200P
.
5%
METAL GLAZE RESISTOR.
OR
2-5

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