JVC KD-AVX33E Service Manual page 71

Standard schematic diagrams
Main section
*2 RDS
IC31
0V R36
(0V) (1.1V)
QUAL CLK C34
(1.7V) X31
0V
DATA T57
C37 0V (1.7V) (1.8V) 5.1V
VREF OSCO C33
0V (1.7V) (1.7V) 0V
OSCI
MUX
C36 3.7V 3.7V C32
VDD
VDD
0V 0V C31
GND
GND
0V (1.7V) 0V
C35 MODE
SCOUT
0V (1.7V) (0V) 3.0V
TEST
CIN
R98 47k
R99 47k
DGND
TU1
QAU0484-002
FM/AM
TUNER
C112
R111
10k
4.7/50
C212 R211
10k
4.7/50
C1
330p
R92
18k LEVEL SHIFT
W1 C2 330p
Q11 SSM3K15FS-X
R93 18k R5
QAM0556-001
10k
ANTENNA
WIRE L1
R6
4.7u R95
NQL334J-4R7X
10k 18k
R7 5.1V 0.4V 0.4V
10k
3.2V
0V
Q1
0V
RT1N441C-X
RT1N441C RT1N141C
47k 10k
47k 10k
RT1P441C RT1P141C
47k 10k
47k 10k
NOTES
1. VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER WITHOUT INPUT SIGNAL
CONDITION --- DVD PLAYBACK MODE WITH DVD TEST DISC V-507.
( ) FM MODE, AM MODE.
2. UNLESS OTHERWISE SPECIFIED.
ALL RESISTORS ARE 1/10W +5% METAL GLAZE RESISTOR.
ALL CAPACITORS ARE 50V,25V CERAMIC CAPACITOR.
ALL RESISTANCE VALUES ARE IN OHM.
ALL CAPACITANCE VALUES ARE IN uF(P=pF)
ALL E.CAPACITORS ARE SHOWN IN THE FORM OF CAPACITANCE(uF)/RATED VOLTAGE(V)
F --- FILM CAPACITOR
3. NI STANDS FOR NOT MOUNTED PARTS
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
LINE-G
LINE-L
LINE-R
C3001 0.47/50
C3002 0.47/50
DVD_LFE C330 4.7/50
R337 22k C319
4.7/50
R338 22k
C381
220p
8 7 6 5 4 3 2 1
4 3 2 1 4 3
-
+
5 6 7 8 9 10 11 12 13 14 15 16 5 6
C336
R3003 1k
R3004 1k R3006
4.7/50
100k BT/TUNER
C3004
SW_INV 2.8V 0V
68p SW_SEL
0V
Q340
RT1N141C-X
SW3.3V
C3003
1/50
C326
4.7/50
C322
0.047/16
C321
100/16
33 32 31 30 29 28 27 26 25 24 23
4.5V
0V N.C OUTRF
34 22
5.1SDA
4.5V ACOUTR OUTRR 4.5V
35 21 R323
5.1CLK
4.5V ACINSW AC2INR 0V
36 20
47k 5.1CS
4.5V 4.5V
37 ACOUTSW AC2OUTR 19
C325
4.5V 4.5V
38 CREF FILOR 18
22/16
0V 4.6V
39 N.C OUTSW 17
4.5V 0V R326
40 IN4L SAOUT 16 2SA1530A/QR/-X
2.2k
4.5V 3.3V VOLMUTE
41 IN4R SMUTE 15
D321
DVD_FL C121 4.7/50 4.5V 0V Q350
42 IN3L SACLK 14 MA2SD31-X
DVD_FR C221 4.7/50 4.5V 0.3V VOLCK
43 IN3R SCL 13
C122 4.7/50 4.5V 3.6V R328
44 IN2L SDA 12
1
R330 10k
R329 R331 10k
100
1 2 3 4 5 6 7 8 9 10 11
Q321
SSM3K15FS-X
S
R334
G
IC321
C222 4.7/50 3.7V 1
TDA7416
D
E.VOLUME -10.4V
LINE-L C124 4.7/50
C123 VOLDA
NI 2SA1530A/QR/-X
LINE-G C324 4.7/50
C223
NI
LINE-R C224 4.7/50
A9V
ST_REM
AMPKILL
SW5V
2nd AUDIO OUT
LINE OUT MUTING
Q862
RT1P141C-X
11.0V 4.4V
Q863
RT1P141C-X
11.0V 0V
11.0V
TO LVS10573-001A SHEET 2/4
2-2
MIC_I R3010
MIC_G R3011
2nd AUDIO
MUTING
Q201 Q342 Q341
Q101 2SD2114K/VW/-X 2SD2114K/VW/-X 2SD2704K-X
2SD2114K/VW/-X
0V
0V
0V
0V 0V 0V 0V
0V
0.7V 0.7V 0V
R346
2 1
47k
D301
7 8
MC2836-X
C339
R107 R207
0.01
47k 47k
R140 47
R130 47
C129 4.7/50
C229 4.7/50
R171
FL
100
R181
5.1ch RL
E.VOLUME 100
IC350
BD3433K
R3362
0
33 32 31 30 29 28 27 26 25 24 23
RR
R281 100
R3361 NI 0V 0V
DGND OUTAFL FR
34 22 R271 100
R3356 2.2k 0V 0V
SDA SOUTRR
35 21
R3357 2.2k 3.3V 0V
SCK SOUTRL
36 20
R3358 2.2k 3.3V 0V
CS AGND6
37 19
R3360 0V 0V
TEST INBRR
38 18
0 R3359 39k 0.7V ADJ INBRL 0V
39 17
R373
-8.9V VEE AGND5 0V
40 16
0.1/16 2.2k
C3353 0V 0V
41 AGNDM INBSW 15
C3354 0.1/16 9.0V 0V
42 VCC INBC 14
0V 0V
43 INEX+ AGND4 13
0V 0V
44 INEX- INBFR 12
-0.5V
4.7V
1 2 3 4 5 6 7 8 9 10 11
0V
0V
-8.9V
Q351
-9V
REGULATOR
TRACKING
R866 TEL MUTE PARK.BLK
ILUM
1
TP8
R841
470
R842
470
0V 3.6V 3.6V
Q864
RT1P141C-X 0V 0.4V
R843 2.8V
0V
0V
470 0V 0V
D973
MA2SD31-X
R957
1K
D974
NI
TO LVS10573-001A SHEET 3/4
REAR PWB CN982
CN981
QGB2046K1-22 *1 AUTO ANTENNA
KD-AVX33
E/EE
D982 NI
D983 NI
C981 NI
R983 NI
Q251
Q151
2SD2114K/VW/-X
2SD2114K/VW/-X
OV OV 0V 0V *2 RDS
NI KD-AVX33
0V 0V
E/EE
4.7k
X31 QAX0263-001Z
0V OV 0V 0V IC31 LC72725KM-X
C31 0.01
0V 0V
C32 22/16
C33 33p
C34 33p
C35 560p
C36 0.01
C37 10/6.3
C38 330p
0V
R36 2.2k
R37 2.2k
R113 68k
R213 68k
R324
10k
*3 POWER CODE ASSY & AV CABLE ASSY
R151 R261
47k
47k
POWER CODE ASSY
R161 R251
&
AV CABLE ASSY
47k 47k
RL
FL
R230
FR
47
R240 RR
47
C362
0.022/16
POWER AMP.
IC371
TB2904HQ
Q372
3.7V
C172
RT1P441C-X
1/16 0V
R173 14.2V
0V
1k
R183
0V
1k 11.1V
C182
1/16
C274 C284 C184
C282 R283 100p
100p 100p
1/16 1k
R273
C272
C902
1/16 1k
2.2/50
R372 R376
1
4.7k 47k R901 1k
2
(1/8W)
C174
3
100p
4
5
6
7
8
9
10
11
3.7V
12
R857 0
0V TEL
13
PARK R858 0
0V 14
ILL
15
R859
16
R370
Q374 100k
17
47k 2SC3928A/QR/-X
18
*1 AUTO ANTENNA
BK.
LAMP
J-BUS
AGND
CN860
QNZ0095-001
3.6V
0V
0V
C866
0.1/16
D861
MA22D23-X
LVA10723
MAIN PWB
KD-AVX33 J KD-AVX33
KD-ADV38 J U/A
MA22D23-X MA22D23-X
MA22D23-X MA22D23-X
0.1 0.1
4.7k 4.7k
KD-AVX33 J KD-AVX33
KD-ADV38 J U/A
NI NI
NI NI
NI NI
NI NI
NI NI
NI NI
NI NI
NI NI
NI NI
NI NI
NI NI
NI NI
12k 68k
12k 68k
KD-AVX33 KD-AVX33 J KD-AVX33
E/EE KD-ADV38 J U/A
QAM0972-002 QAM0973-002 QAM1006-001
GND
ACC
REMOTE
AUTO ANT
REAR R+
REAR R-
REAR L-
REAR L+
FRONT L+
FRONT L-
FRONT R-
FRONT R+
TEL
PARK
ILL
MEMORY
QMFZ039-150-T
FUSE 15A
F901
!