Download Print this page

Aiwa TV-AR295 Service Manual page 2

Color television
Hide thumbs Also See for TV-AR295:

Advertisement

SCHEMATIC DIAGRAM-1
ON/OFF
R754
100
R707
TU101
C762
100
A/V
R706
150pF/50V
C718
CANAL-
CANAL+
C761
100
R705
150pF/50V
33pF/50V
C719
100
VOL+
VOL-
MENU
C760
+5V
5V
33pF/50V
R731
150pF/50V
100
SW702
R714
4K7
R700
Q704
R745
SDA
270
BC857B
10K
R701
SERVICE
10K
Q705
D701
BC857B
3V6
R744
10K
1
NC
NC
52
R772
10K
2
NC
NC
51
R838
+5V
R749
R/C
47
3
NC
SDA
50
C701
4K7
C852
PARA
BASE
R750
47uF/10V
RECEPT
Q602 DO
4
MUTE
SCL
49
150pF/50V
R703
4K7
IC603
R751
100
5
NC
SDA1
48
4K7
R758
DEGAUSS
6
RC5
47
4K7
5V
7
NC
SCL1
46
R735
100
R748
8
NC
45
PARA
CONECTOR
SERVICE
L702
SVHS
1K
R759
C700
R746
9
NC
+5Vstb
44
C730
20uH
5V
4K7
10K
R760
100KpF
10
SVHS-L
43
RESET
4K7
10uF/50V
R761
XTAL/OUT
P/PINO 9
11
AV1
42
4K7
X700
D0
R762
Q600
IC602
12MHz
12
AV2
41
XTAL/IN
BC847B
C727
4K7
R661
18pF/50V
13
Vssd
OSCGND
40
33K
C728
5V
14
SW0
VDDT
39
100KpF/25V
L703
P/PINO 10
R763
15
SW1
VDDA
38
DO
Q601
20uH
IC602
10K
R764
BC847B
KEYb0
R662
16
V.SYNC
37
10K
R765
33K
17
KEYb1
H.SYNC
36
10K
R766
18
KEYb2
35
F B1
10K
R767
R720
19
KEYb3
R
34
100
10K
R768
R719
LED
20
G
33
100
10K
R718
21
STAND-BY
B
32
100
Q703
22
VSS A
RGBref
31
BC817-16
R742
C725
23
30
3K3
CVBS
NC
100KpF/25V(P)
24
STN
PROG
29
R743
47K
25
BLK
VPP
28
26
IREF
VCS
27
C853
C712
R732
IC700
R728
R734
R747
100KpF/25V(P)
27K
10K
10K
10K
100KpF/25V(P)
P87C770AAR/04
9
R902
R903
1K5(COMPOSICAO)
C903
47
470pF/500V
IC902
P/ABL
TDA6106
TDA6106
100KpF/250V(P)
9
8
7
6
5
4
3
2
1
R
R908
G
1K5(COMPOSICAO)
R909
B
G1
G2
G3
A
H
47
R910
C906
470pF/500V
100K/1W
EHT
C907
FOCUS
SCREEN
100KpF/250V(P)
C901
1KpF/2KV
9
8
7
R914
R901
22/1W(FUSISTOR)
1K5(COMPOSICAO)
R915
C910
47
470pF/500V
1
2
3
HT
GND
205V
C902
100KpF/250V(P)
22uF/250V
IC802
C841
MC44603P
4K7pF/50V
R825
C812
9
8
27K
C804
100pF/50V
R826
R829
10
7
C805
R806
330
330
D816
1K2/63V(J)(N)
C807
4V7
1k8
11
6
470pF/50V
1uF/50V
R809
12
5
D822
2K7
1N4148
G
D821
13
4
R834
C855
R803
1N4148
D806
C835
100(N)
33K
C813
470pF/500V/K/Y5P
R802
FR807
3K3pF/50V
14
3
FR813
18V
2K2
68K
22R
470pF/500V/K/Y5P
C839
15
2
220pF/100V
0.33/3W
D801
FR830
16
1
C806
1R
BAV21
R810
R804
R805
C814
820
15K
10K(N)
100KpF/25V(Z5V)
100uF/25V
IC803
R837
PS2501-H
1K5
IC801
C811
C858
PTC801
TL431B
1KpF/50V
R827
1K
4.7uF/50V
D814
C850
18V
R811
100KpF/250VAC
27K/2W
P802
C801
100KpF/250VAC
D.G.COIL
C808
VR802
NTC800
*
300K
T801
*
4K7pF/1KV
C845
C846
SW801
4K7pF/1KV
F801
220KpF/250VAC
220KpF/250VAC
220V/5A(20AG)
RL801
R841
82(N)
C874
D817
1N4005
10uF/25V
8
+14V
ANT.
VHF/UHF
5V
33V
TP
A
L809
33uH
R733
100
P/ YOKE
R303
C856
R307
330/1W
C857
1R8/1W
B
100uF/16V
10uF/50V
C103
SCL
47uF/16V
R308
5V
L700
1K5
R304
SDA
0.82/1W
R716
2.2uH
R302
C703
R106
2K2
3K9
100
R105
33pF/50V
L701
R717
680
SCL
SF100
2.2uH
100
C704
M3951
1
2
3
4
5
5V
33pF/50V
L102
D300
0.8uH
IC201
6V8
LA7510
IC701
PCF8598
/NM24C09
R736
5
SDA
Vss
4
100
6
SCL
A2
3
10KpF/50V
2
9
C713
C714
1
3
4
5
6
7
8
7
2
PTC/WP
A1
C217
5V
C213
8
VCC
WP/A0
1
R225
150pF/50V
33pF/50V
9V3
10(N)
JC52/98
JC09B
0.47uF/100V
JC53/09
C212
R715
47KpF/50V
C215
0.47uF/100V
100
C726
10uF/25V
SF201
C729
5
4
3
2
1
M9260
100uF/16V
5V
9V3
R729
100
R730
4K7
C711
R430
820(N)
33pF/50V
Q400
BC857B
9V3
5V
+8V
R530
47K
X502
C504
Q501
R534
BC847B
4K7
PALM
10KpF/50V
9V3
R501
22K
Q508
R531
R532
BC847B
47K
X501
Q500
33K
BC847B
R502
10KpF/50V
5V
PALN
22K
16V
IC901
TDA6106
TDA6106
R408
Q403
8
7
6
5
4
3
2
1
BC847B
1K
R905
D403
9V1
R409
R410
1K8
390
27K
C905
R904
100K/1W
C410
15pF/50V
R411
R906
560
C904
1K6
100pF/50V
C429
R920
1
GND
220pF/500V
1K
R912
R412
2
R
220K(VM)
1K8
C909
G
3
D901
15pF/50V
C908
8V2
R911
4
B
47pF/50V
1K6
IC903
5
BLK CURR
TDA6106
TDA6106
3
2
1
6
5
4
R918
Q707
1K8
BC857B
C912
R916
100K/1W
15pF/50V
R917
1K6
C911
D820
R831
D815
FB807
1K2
1SS355
BYM26D/MR856
R832
150
TF802
C824
L805
330pF/2KV
8
5.6uH
D811
FB809
10
7
BYM26D
C833
FR833
22KpF/50V
12
22R
FB801
FB802
D
13
Q801
FB804
C832
FS14SM12/2SK2699
S
D809
5
1000uF/25V
C842
470KpF/16V
C818
D808
BYV96D
R818
C823
C821
FB806
1K/5W
220pF/1KV
BYV96D
4
R814
R845
1KpF/1KV
0.33/3W
330pF/2KV
D810
C820
14
1KpF/2KV
3
BYV27-150
C822
C825
R815
2
16
1000uF/25V
47KpF/250V(P)
82K
C829
R819
C819
1
17
3
470KpF/63V(Poly)
22K/3W
1KpF/1KV
1
FB803
D819
FB805
2
MR852
L808
1mH
D802,D803,D804,D805=BYM56D
C809
C838B
C816
C810
4K7pF/1KV(Y5P)
470uF/400V
2K2pF/250VAC
C828
R824
1KpF/50V
6M8
D301
C635
C612
1N4005
C306
C613
C304
100KpF/25V
47KpF(P)
R654
220uF/35V
160
IC301
3
6
2
TDA8177
R655
R652
FLAYBACK
8K2
GENERATOR
SDA
C309
100
220pF/50V
R311
C664
1
26
25
24
23
22
21
20
19
18
17
-
POWER
1K
33pF/50V
5
AMP.
DEMODU
R312
THERMAL
SAP
+
7
DBX
ADJUST
GENERATOR
1K
STEREO
4
C311
C302
C310
TRANSCEIVER
R310
IC603
I
C
-13V
2
1K5
ADJUST
SWITCH
SELECT
TDA9855
LOGIC
220KpF/63V(P)
LEVEL
SAP
LINEOUT
470pF/50V
470pF/50V
INPUT
STEREO/
DEMATRIX
SUPPLY
STEREO DECODER
27
28
29
30
31
32
33
34
35
36
R653
SCL
C649
100
9V3
C666
470KpF/16V
33pF/50V
8V6(AUDIO)
R606
Q301
BC847B
2K2
C648
C653
C605
C644
100KpF/25V
470uF/16V
4.7uF/50V
R300
C600
330
22KpF/50V
C300
IC101
R314
C650
TDA8841
1K
1
56
AUDIO DECOUPLING
SIF
R109
C651
C108
10uF/50V
1K
EXT AUDIO IN
2
55
DE EMPHASIS
22KpF/50V
33pF/50V
54
TUNER AGC
VCO REF
3
C109
C101
22KpF/50V
53
AGC
VCO REF
4
470KpF/63V(POLY)
C106
R309
R113
52
V I REF
PLL IF DECOUP
5
39K(1%)
390
100KpF/25V(M)
C307
51
V SAWTOOTH
VIDEO OUT
6
C720
100KpF/160V(PP)
33pF/50V
50
EHT
SCL
7
C721
C411
10KpF/50V
49
IF
SDA
8
33pF/50V
48
IF
BANDGAP
9
C412
C426
C305
R306
220KpF/16V
2.2uF/100V
47
-V DRIVE
SVHS-C
10
100
C220
R305
R221
1KpF/25V
100pF/50V
46
+V DRIVE
SVHS-Y/EXT-CVBS
11
C303
C221
100
100
100KpF/25V(M)
100pF/50V
45
EW
SUPPLY
12
1KpF/25V
C400
R401
C204
44
GND
CVBS INT
13
470
C403
4K7pF/50V(M)
R228
R402
C401
470KpF/16V
R400
100pF/50V
2M2
10K
43
PW1
GND
14
R848
15K
C402
1uF/100V
2R2(N)
C838
42
PW2
AUDIO COMP
15
C862
22KpF/50V
2K2pF/50V
100uF/16V
C209
41
16
9V3
SANDCASTLE/HFLYBACK
CALDEC
220KpF/16V
40
H OUT
TOP CVBS
17
R205
C200
10
R503
39
BLK STRETCH
BLK CURRENT
18
C503
Q200
C211
1K(N)
BC847B
R203
1uF/100V
R504
38
CVBS SW OUT
B
19
10uF/50V
1K
100(N)
C500
R505
3K3pF/50V(M)
37
VCC
G
20
C202
100(N)
R216
C501
R500
100KpF/25V
36
COLOR PLL FILTER
R
21
100
100KpF/25V
82K
100(N)
R204
C512
330(N)
35
XTAL 4.43/3.58
BEAM CURRENT
22
C502
X500
1KpF/50V
34
XTAL 3.58
R IN
23
10KpF/50V
NTSC-M
33
G IN
24
SECAM REF OUTPUT
R215
4K7
C432
D201
32
R-Y IN
B IN
25
1N4148
15pF/50V
31
B-Y IN
F BLANK
26
9V3
C208
10uF/50V
30
R-Y OUT
Y OUT
27
R739
22K
29
B-Y OUT
28
Q711
D704
BC847B
Q708
3V3
BC857B
R770
330
9V3
R737
22K
Q709
D702
BC847B
9V3
Q706
BC857B
R771
3V3
R738
330
22K
Q710
D703
BC847B
R769
3V3
330
FB808
R835
R828
+129,5V
1K5/3W
1K5/3W
L806
FB810
+129,5V
140uH
R820
C836
C826
127K(0.5%)
100uF/160V(HR)
100uF/160V(HR)
+16V
10uF/16V
R817
IC804
2K49(0.5%)
7805
FR821
7805
+5V
22/3W
C834
C840
R822
100uF/25V
47uF/25V
470/1W
D812
Q804
D818
5V1
R856
R854
BC337/16
8.6V
14V
( AUDI O)
15(N)
15(N)
1N4148
L807
C844
C851
+25V
1mH
220uF/16V
220uF/16V
C847
C831
R855
10uF/50V
470uF/35V
22
C868
R857
R858
R846
1000uF/35V
8.6V
( VI DEO)
Q803
15(N)
15(N)
15(N)
C830
BC337/16
C837
R808
220uF/16V
220uF/16V
4K7(N)
C843
R847
22
R816
10uF/50V
4K7(N)
Q802
R859
R853
BC337/16
5V
9,3V
16V
R823
22(N)
22(N)
C817
4K7(N)
C802
32V
R727
220uF/16V
1K
220uF/16V
R836
R840
LD701
R801
R753
R756
4K7(N)
4K7(N)
C860
100
10K
10K
D807
BZX79B22(N)
Q702
10uF/50V
R757
BC847B
C861
R755
22K
D813
Q701
10uF/50V
BZX79B10(N)
22K
BC847B
9
C655
R670
5K6
2.2uF/50V
R607
R608
C670
R669
C665
2.2uF/50V
10K
2K2
100
2K2pF(P)
C628
C621
C620
R665
C668
390
33KpF(P)
TP-L
R666
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1K2
CONTROL
CONTROL
LOUDNESS
CONTROL
LEFT
LEFT
LEFT
TREBLE
VOLUME
BASS
SURROUND
CROSSING
VOLUME
LEVEL CONTROL
ZERO
SELECT
EFFECTS
MATRIX,
VOLUME AND
+
INPUT
SUBWOOFER
AUTOMATIC
CONTROL
CONTROL
LOUDNESS
RIGHT
CONTROL
RIGHT
TREBLE
RIGHT
VOLUME
BASS
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
R659
2K2
C671
TP-R
R660
2K2
33KpF(P)
C641
R667
C626
100
R668
2K2pF(P)
2.2uF/50V
C629
R656
R657
R658
5K6
8.4V
2.2uF/50V
10K
2K2
22(N)
16
15
C657
R663
IC602
100uF/16V
390
CF100
R224
SFE4.5MB
C107
470
R664
1K2
33pF/50V
1
2
C643
L101
18uH
9V3
10uF/50V
R640
R111
R114
100K
R211
150
330
10(N)
R112
Q101
BC857B
C203
1K
R740
Q203
R209
BC847B
SCL
220
100uF/16V
100
R741
SDA
8V6
L200
100
+8V
15uH
CF200
R210
1K
TPS4.5MC
R843
6R8(N)
C205
R220
100
1KpF/50V
C206
R201
R200
75
75
R213
D829
C865
C866
8V2
470
10KpF/50V
470uF/16V
C652
100pF/50V
R222
C222
100
D614
8V2
100pF/50V
R506
1
2
3
4
5
C645
220pF/50V
9V3
C610
R429
R634
100K
Q404
100KpF/25V
BC857B
R428
+14V
R442
D412
22K
68K
C413
R413
1N4148
R415
R631
R633
27K
10K
47
47
R435
4K7
R414
R427
100KpF/50V
22K
470K
Q405
D405
BC847B
R418
FR419
22K
1N4148
1/1W
R416
R417
+14V
3K9
C414
820(N)
4.7uF/50V
D404
4V7
1
L404
129.5V
2
33uH
R844
3
C430
10/2W
C425
4
100KpF/25V
470pF/1KV
5
D410
FR431
15V
6
BYD33G
1/1W
C424
7
1000uF/16V
R434
9
10K
C418
FR422
8
22/1W
470pF/1KV
C419
D407
FR421
-13V
1/1W
470pF/1KV
BYD33G
D408
R403
C417
BYV95B
220(N)
1000uF/16V
C420
C421
22uF/250V
220KpF/63V
C423
C404
TF401
Q402
100KpF/250V(P)
BU2520DX
DRIVE_HORIZONTAL
C407
C406
C405
R405
560pF/2KV
13KpF/1K6V
FR406
5K6(N)
1KpF/500V
R439
D401
1K/2W
33(N)
BYD33G
L403
Q401
R407
MPSA42
15K/1W
34uH
C422
C409
R404
C408
220pF/500V
18K
2.2uF/160V
470KpF/200V
R625
1K
D601
TV OUT L
8V2
D602
8V2
R623
1K
P/ Q601
DO IC700
TV OUT R
D603
8V2
D604
8V2
P/ Q600
R649
R644
DO IC700
10K
10K
R643
100K
C660
R638
R647
1K
2.2uF/50V
R641
100K
100K
L-IN-1
D605
8V2
C661
R639
1K
14
13
12
11
10
9
2.2uF/50V
R642
L-IN-2
100K
D606
TC4052
8V2
3
4
5
6
7
C662
R648
R645
1K
100K
2.2uF/50V
R650
D607
R-IN-1
100K
8V2
C663
R646
1K
2.2uF/50V
R651
D608
100K
R-IN-2
8V2
SUBW00FER
C210
R218
1K
1uF/50V
R206
47K
P/ PINO 10
D609
D611
DO IC700
8V2
8V2
Y
C
D613
8V2
D612
D610
8V2
8V2
VIDEO IN 2
C207
VIDEO IN 1
R214
47KpF/50V(M)
IC601
75
27K
TDA7263
ENTRADA
DO
PINO 4 DO
IC700
16V
R620
27K
8V6(AUDIO)
R622
1K(N)
R851
33K
6
7
8
9
10
15K
R852
Q602
22K
Q805
BC847B
D825
R621
BC847B
C632
33K
C875
BZX79C6V8
R850
C673
10KpF/50V
100uF/25V
22K
220pF/50V
R849
150
+25V
C848
C849
470uF/35V
10KpF/50V
1K5
R632
1K5
R619
4R7(N)
R618
C619
4R7(N)
100KpF/50V
C622
C614
ALTO
1000uF/25V
FALANTE
L
C616
ALTO
FALANTE
1000uF/25V
R
FLK401
FOCO
SCREEN
11
1
205V
R423
R424
2
GND
1K/1W
68K/1W
L400
3
HT
15uH
5
BLK CURR
4
B
3
G
2
R
1
GND
1
2
B
3
A
4
10

Advertisement

loading