AV-21D43 AV-20N43 AV-14F43

! O W N

O W N

F -X C h a n ge

bu k lic

IF

Q102 IF AMP

TU001 TUNER

IC651 AUDIO AMP

SF102

SP OUT

8

SP

AUDIO 3

SF122

HEAD PHONE

ECO

18.19 SCL/SDA

SAW

FRONT IN

30

21

REMOCON

AUDIO OUT

QSS IN

AUDIO

37.38 SCL SDA

IC702 MEMORY

SCL SDA

VIDEO

IC301 1 CHIP DECODER

IC701 MICRO COMPUTER

KEY

RGB

IC703 5V REG & RESET

CRT SOCKET PWB

VIDEO VIDEO AUDIO OUT IN IN 24

36

IND.

10.11.12

H.OUT

29

42

V.OUT 46

R / G /B

RGB DRV

REAR

V01 CRT

VIDEO

IN AUDIO

VIDEO

OUT

IC421

V.OUT

AUDIO

VERT.OUT DY(V)

Q522

H.OUT

DY(H)

H.OUT

DEF.YOKE

FOCUS POWER SW

LF901

D901

IC971

RECT

5V REG. 9V REG.

F901

5V REG. 9V REG.

SCREEN

T522 HVT

T921 AC IN

IC921

SW TRANSF.

B1

POWER REG.

MAIN PWB

No.52036

3

2-3

2-4

No.52036

EHV

ac

.c

tr

om

to

BLOCK DIAGRAM

C

k lic C

.c

re

.

.

k e r- s o ft w a

w

w

ac

ww

ww

tr

om

to

bu

y

PD

y

AV-21D43 AV-20N43 AV-14F43

F -X C h a n ge

!

PD

k e r- s o ft w a

re

AV-21D43 AV-21LMT3 AV-14F43 AV-20N43 AV-21LTR3 AV-14F43

! O W

O W

F -X C h a n ge

y bu D705 SLR-342MG-T16

S701-S705

QSW0619-003Z IR DETECT UNIT

X

C654 .1 R652 1k C664 .1

0V

0V 4.3V

23.5V

23.5V

H

C656 470/25

A_GND

PIC_MUTE

A_VCC

0.1V

0V

6.3V

C652 10/50 H

0V

6.3V

C653 10/50

*1: *2: *3: *4: *5: *6: *7: *8: *9:

R656 12K

R664 220 Q652 DTC323TK-X

0.9V

0.3V

Q653 X

QTNC1HM-105Z R653 1 1/2W

C663 10/50 H

NOTE

C659 100/16

11.4V

2SD601A/QR/-X 2SB709A/QR/-X UN2212-X MA111-X MA3091/M/-X MA3120/M/-X MA3056/M/-X UN2211-X QQR0621-002Z

C658 22/50

0V

R651 10k

P_ON/OFF

A_MUTE

A.PROT

0V 11.2V 11.1V

Y652 BW

11.3V

D651 *4

11.4V

R657 390

C665 1/50 C655 QEHR1HM-105Z 2200/25 R665 QEHQ1VM-228 10k

AFT

SCL2

SDA2

R705 220

R712 4.7k R704 220

0V

STB_PW

R713 4.7k

23.6V

IC652

Q651 *2

D652 *4

LA4287

23.4V

SI-5003X-X !

R720 4.7k

H006 LC31017-002A

IC651

CN00S X

R654 4.7 QRX029J-4R7

C707 .01

23.6V

R797 15k

C705 470/16

Q654 *1 0V

5V

NC

R742 56k C724 X

0V

C706 .1

0V 5V

R659 1k

NC

0V

R714 4.7k

5V

C708 47/25

0V

Q702 *1

0V

Q703 *1

4V

0V

5.9V

R662 270 1/2W

R739 10k

4.7V

C710 100/16

C711 .01

10.7V

D653 MTZJ18A-T2

0V 0V

R658 1k

CP

C715 33p CH

R660 10k

Q655 *1

C651 1/50

0V

OUT

A0

R661 270 1/2W

5V

VDD

GND

A1

RESET

NP

0V

5V REG&RESET

IN

0V

CD

A2

C722 100p CH

L701

C714 33p CH X701 FCR12.0M2S

SCL1

SDA1

X

Y653

L78LR05E-MA

CP701 BW

0V

VOL

INH VEE VSS 0V

0V

R380 X

0V

0V

R378 X

VIDEO

AUDIO

LINE_A

N

R324 1k

4.1V

R375 X

R381 X

R164 220

Y160 X

C161 .01

3.7V

C166 .1

IC301 10 3Vp-p

C164 .01

D794 X

CN00C X

(H)

3Vp-p

(H)

QAX0694-001Z

IC301 36

R162 1.2k R166 820

2.8Vp-p

C165 .01

IC301 38 (H)

2.8Vp-p

(H)

C304 C305 .47 TF .47/50

X301 QAX0705-001Z

2.8V

0V

3.2V

C122 .01 X

3.3V

3.1V

C113 .0047

CN00T

R120

D791

X

D792

X

D793

X

R791 R792 R793 R794 R795

SF102 QAX0666-002 C109 X

! TU001 QAU0186-002 R102 75

390

R118 X Q103 X

R158 X

R001 X R109 6.8k

R117 X

R115 X

1.4V

R112 10 C105 .0047

C108 X

R113 100

IC001

LOCK C002 .01

X

C004 470/10

C009 X

C005 TF

4.4V

4.4V

R002 220

0V

3.2V

0V

R004 C007 C008 X 4.7/50 56K

No.52036

SDA SCL AS

220 NC

CF102 X

5V BM

C006 X

.1

5V

Y003 BW

R003

220 220 220 220 220

2-10

10

C104 .0047 R110 2.7k CF103 X

IF NC

C001 10/50

BTPS(32)

C003 X

L002 X

C103 47/25 R103

9V

Q102 2SC5083/L-P/-T

K001 *9

34.5V

2.2V

C107 .0047

0V

5V

D001 L001 MA3330/L/-X 8.2 QQL244K-8R2Z

SF122 QAX0325-001 L101 QQLZ014-2R2 R111 180

0V

R159 180k

C325 BP 10/50

R326 100

C106 .0047

D102 BW

R116 X

(HOR)

3.58/OTH

C120 120p CH

C121 .01

C110 0 R114 X

C111 X C306 C307 470/16 .01

C119 .47/50

R160 X SF101 X

5Vp-p

3.6V

C117 .22 TF D302 *5

VAPC

IF_AGC

V/C IN

AFToout

5.8V

C115 .01

C112 47/25

C366 C367 1/50 1/50 BP BP

RF AGCout

QSS_IN

2.7V

L103 8.2 QQL244K-8R2Z

BO

GO

RO

V/SIF GND

SAW

SAW

2.8V

N

4.2V

IC701 27

(VER)

AFT

C116 .01

9V

SECAM BELL ref

V/SIF Vcc(9V)

SECAM PLL ref 4V

R121 220

2.7V

C303 10p CH

N

N

R341 3.3k

9V

V_OUT

H_VCC

FBP

A.PROT

P_ON/OFF

X_RAY

V_SYNC

2-9

IC301 12

3Vp-p

CF161

5Vp-p

C326 5% 220p

0V

4.43MHZ

VCJ GND

G_OUT

B_OUT 100 R305

3.3V

R304

3.3V

R303

3.3V

100

R_OUT

VCJ Vcc(9V) 9V

100

EXT B

EXT Ys

EXT G 5V

CHGC05-340-G

D795 X

IC301 11 (H)

Q161 *1

R165 22

4.2V

QDetout

SIF_IN

4.1V

AUDIO_IN

4.1V

AUDIO_OUT

4.4V

2.2K

CF162 QAX0694-001Z

R161 1k

C323 .47/50 9V

Black Level

NC

VIFDet out

4.7V

CHROMA Vcc(9V)

R322 2.7k C322 .027 4.1V

C317 .047

Vcc[5V]

C.APC2

0.5V

VIDEO_OUT

4.1V

Y/Vsync_IN

Hsync_IN

4.3V

C162 .0015

De-emphasis

1K C310 CH 220p

R313 C312 BP .47/50 R312 0

.01

R501

C311 3.58MHz

C502

R502 0

C501

Hout

HVcc

H AFC1

AUDIO Decoupling

SAW Tooth

Vout

VDD[5V]

Ver.AGC

VSS

SDA

SCP

C365 1/50 BP

Y374 0

A_MUTE

No.52036

C503

R306 220 FBP

R372 0

A_VCC

C812 X

2.6V

R163 C324 10/50 R325 X

D301 *5

Y302 0

NC

OSD_YS 0V

R817 LINE_A 4.7k

ODD/EVEN

0V

R377 X

9V

A_GND

0.2V

C811 10/50

5V

N

D341 *4

STB_PW

0.2V

680

6.3V

C313 3.3/50

L104

R302 4.7k

Q371 X Ys SW

9V

5V

R816

TEXT_G

1.5V

Y301 x

D342 *4

R374 6.8k R376 X

5V

C341 10/50

R385 X

0V

Ys SW

0V

0V

C302 4.7/50

H_OUT

R806 270 1/2W

TEXT/OTH

D373 X

Q372 X

3.7V

C163 X

C315 100/16

32V

G2

4.1V

R G B GND 9V

1.3V

X

SCL2 SDA2 BUS_FREE

GO

C301 .012 R383

SDA1

C

3.3V

ABL

1.3V

6.4V

R301 220

R795

G1

1.3V

0V 4.4V

R794

R2

C827 X

R791

TEXT_R

1.3V

C826 X

R792

R1 1.3V

R829 X

SCL1

B

1.2V

R327 4.7M R323 10k

IC701 35

R373 X

GO

R815 180 1/2W

Q373 X

3.3V

Y372 0

LINE_V

4V

A

3.3V

X

Q803 2SC1815/YG/-T R811 220 4.7V

R807 68

B2

3.3V

IC371

R810 56 1W OMR QRG01GJ-560

8.2V

B1

1.3V

R828 X

V_OUT

BO

AUDIO

C805 220/16

1.3V

3.1V

CN001 X

C314 .01

IC301

V_SYNC

1.3V

5.4V

5V

H_OUT

1.3V

VDD RO

C842 X

X

5V

N

A2 GND TV.A I/II GND TV.M GND SIF GND 9V

NN5198K

SCL1

D372 X 5V

V_OUT

R382

C371 X

R802 75

2.5V

H_VCC

VIDEO

X

NC

ABCL

0V

A.PROT

C841 1500p

PIC_MUTE

R830 X

NC

FIL3

VSSA

LOCK

0V

STB_PW

Y373 0

J002 QNN0384-001

R379

0V

Y002 BW

R384 X

TEXT_YS

Y371 BW

H_OUT

C402 .1 C316 TF 10/50

Y975 X

TRESET

ODD/EVEN

X302 CE41651-001Z D306 1SR124-400A-T2

R503 6.8k

R401 10k C401 TF .47

C.APC1

NC

GND

L.VL/OTH

NC

C825 X

OSD_B

OSD_G

J004 CEMN065-002 OR QNN0281-002

BO

A_IN

RO

A_IN

OSD_R

FRONT

C848 X

VDDA

IREF

CVBS

SLOW

AFT

KEY2 NC

R827 X

TEXT_B

C847 X

4.4V

SCL

NC

C824 X

C822 X

NC

VPP

NC

5V

C309 .01

Q301 *2

R314 1k

C321 12p CH

Y001 X L/OTH2

A_MUTE

NC

1.5V

R793

5V

3V

FBP

NC

NC

P_ON/OFF

2.6V

NC

X_RAY

2.4V

NC

XTAL1

XTAL2

X

NC

L/OTH1

IC821

NC

0.7V

C828 X

C829 X

0V

KEY1

NC

VSS

5V

VOL

NC

R308 1.8k

NC

C821 X NC

REMOCON

TEXT/OTH 5V

2.5V

A_VCC

0V

QETM1CM-227 C504 220/16 V_OUT

C308 100/16 R307 1.2k

FBP

C845 X 2.5V

VDD

VSS

0V

EF801

R321 1.5k

D305

SDA1

C846 X

NC

0V

TDATA

TCLOCK NC

EXT1/OTH NC

C844 X

C839 X

NC

Q302 *1

X

RB100A-T2

FBP

TEXT/OTH R848 X

5V

Y976

D731 *4 C501 47/50 C502 .01 C503 10/50 R501 100 1/2W

V_SYNC

C834 X

R849 X

TDA 5V

R333 X

L331 X C335 X

C830 X

A_GND

NC

0.8V

HS

VS M.ENABLE

OSD_R NC NC

R825 X

TCL NC

0.2V

R332 X LINE_V

EXT R

Q822 X INVERTER

R832 X

R839 X

R841 X

OSD_G

OSD_B SCL1 NC

0V

SDA1

OSD_Ys NC

0V

Q825 X

INVERTER R836 X

N

R831 X

INVERTER

VDD

C836 R842 X

R833 X

C334 X C831 X

Q824 X

C823 X

Q804 *1

SCL

R738 10k

X821 X

C806 470/16

4.8V

0V

5.6

QQL244J-5R6Z

2.4V

R837 X

C835 X

L821 X

REAR

0V

5V

VSS

OSC2

OSC1

2.4V

R838 X

RST

X

C833 X Q821 X INVERTER

R840 X

R844 X

R847 X NC

0V

SDA2

ODD/ EVEN

R843 X

R845 X

0V

C0R

NC

SCL2

BUS_FREE NC

A_OUT

VSS

IC703

R723 27 QRZ9023-270

REMOCON

SCL2

K704 BW

C849 X

TVA_MUTE

TEXT_R

TEXT_G

TEXT_B C837

X C838

X

TEXT_YS

ODD/EVEN

X_RAY

0V

A_IN

BW

Y654

LINE_V R846 X

R835 X

R834 X

C832 X

V_IN

SDA

C729 180p CH

BUS_FREE

C843 X

J006 X

4.8V 4.5V

R715 220

TCL

C742 BW

OSD_R

SDA2

NC

K701 BW R716 220

C741 BW

Y655

5V

Y705 BW

R707 560

OSD_G

VDD 5V

! J005 QNS0165-001 HEADPHONE

180p 4.8V

BUS_FREE

KEY2

KEY1 SDA1

TCLOCK

4.4V

CN10S QGA2501C5-04Z

AT24C08-21D43BK

C709 .01

4.4V

SCG-1433A (AV-14F43/BK)

PC701 P1241-04 ECO SENSOR R702 6.8K

R701 5.6k

IC702

K703 BW

4.8V

C716 CH 180p

R725 1k

R717 X

V_IN

Q709 *2

I/II

Q701 X

J003 CEMN065-001 OR QNN0281-003

MAIN PWB (1/2)

SP01 CEBSS09D-03KJ2 OR QAS0054-001

R703 3.9k

C719 1/50 D701 *4

0V

C717 CH 180p

5V

NC

R718 560

OSD_YS

I/II

3.58/OTH

4.8V

R711 4.7k

C743 BW

P_ON/OFF

5V

5V

C736 X

R706 560

A.PROT

AFT

NC

5V

ECO IN

LED[POW]

0V

R734 X

Y704 0

4V

NC

OSD_R

OSD_B

OSD_G

OSD_Ys

R708 1k

0V

3.1V

V_SYNC

5V

RST

GND

0V

C713 .01

C718 .01

0V

C734 X

C737 X

0V

R730 10k

R736 82k

C721 .033

C730 .01 R729 C728 1k CH

LED[TIM]

TEXT RESET

5V

R722 X

IC704 PIC-28143SY

C701 10/50

0V

TV/V

2.5V

I/II

4V

C720 .01

R746 10k

MENU S705

R728 1k

IC701

!

H_SYNC

4.5/OTH 0V

C725 X

C726 X

Q704 X

0.2V

C735 X

5V

Q710 *3

MN1873287JM

R719 1k

C712 .01

ALC ON/OFF

VOL

LOCK

0.2V

NC

R709 4.7k

5V

0.3V

R710 4.7k

5V

NC

R737 100k

C744 .01

OSD_B

R747 0

0.3V

3.58/OTH

TDA

TEXT/OTH

P_ON/OFF

PROTECT

C727 X

0V

A_MUTE

5V

R731 4.7k

R741 560

C738 22/50

C731 X

C732 X 0.2V

R727 15k

R726 4.7k

Q708 *3

R740 3.9k

D706 *4

D707 *4

TDA TEXT/OTH

S704

SCL1

R773 1.2k

R748 10k

R750 X

TRESET

CH-

S703

0V 5V 5V

R772 820

C733 X

VOL

A_MUTE

R771 2.2k

R745 X R796 10k

CH+

S702

POWER R721 10k

R749 4.7k

VOL-

STB_PW

D704 L-132XID-T16

VOL+ S701

GND Vcc OUT

TIMER

6

BT AGC

ac

om

k lic tr

.c

re

.

.

k e r- s o ft w a

C

om

.c

C

lic

k

MAIN PWB CIRCUIT DIAGRAMS (1/2) [AV-14F43/BK]

w

w

ac

ww

ww

tr

to

to

bu

y

N

PD

N

AV-21D43 AV-21LMT3 AV-14F43 AV-20N43 AV-21LTR3 AV-14F43

F -X C h a n ge

!

PD

k e r- s o ft w a

re

! O W N bu k lic

DRIVE Vcc

0V 18.7V 1.2V

D929 RD12E/B2/-T5

D930 EG1A-T3 K924 *8

C944 X

R922 1.2 2WMFR C923 X

C932 QCZ0325-151 R933 22 1/2W

D925 X

D926 MA3056/M/-X

D950 X

R935 X 1/2W

D928 X C921 X

D932 *4

C946 470/16

stanby=94v

R929 8.2k 1/2W

(H)

R958 X

D960 X ! 18.7V

PC921 PC123F2

R951 X Y943 BW

R956 X

Q951 X

Q942 X R955 X R959 X

D951 X

11.4V

R983 X

Y942 0

4.9V

10.4V R942 1.2k

! C993 250VAC 1000P QCZ9079-102

0V Q981 X

R982 X

IC941

0V

Q982 X

SE115N-LF12 ERROR AMP

R981 X

D947 X

ISOLATED ( )

Y945

0

Y944

X

R943 47k

R530 22k 1/2W

L522 X

: : : : : : : : :

(1/2) (Whith in MAIN PWB) SCG-1434A (AV-20N43/BK) SCG-1435A (AV-21D43/BK)

38V

R572

X

R575

X

R571 2.2k 1/2W

NON MOUNT

No.52036

L551 *

G1 G2 G3

BW SCREEN

FR

D553 *5

FR556 X D584 X R584 BW

R581 1.8K 1/2W C581 R582 .1 * TF

R583 R585 39K D582 X D581 RGP10J-TS-T3 MA3200/M/-X

D552 RH1S-T3

114.5V

1

T522 (H)

3

50Vp-p

C554 4.7/250

T522 (H)

T522

(2/2)

7

30Vp-p

5

250Vp-p

T522 (H)

(H)

9

240Vp-p

SCG-1434A (AV-20N43/BK) SCG-1435A (AV-21D43/BK) CN0HV QGZ5003C1-04

DY01

H.DY

No.52036

Q353 (H)

20N43/BK 21D43/BK T522

!

C525

!

C527

!

C582

(H)

SCG -1434A QQH0073 -001 QQLZ034 -500 NRSA02J -472X QRE121J -681Y NRSA02J -273X QFZ0200 -962 QFZ0199 -274 QFZ0199 -224

C

132Vp-p

DIFFERENCE LIST (*PARTS)

FOCUS Y553

R554 *

C

125Vp-p

R582 EHV

MAIN PWB

2-8

(H)

CHGC04-400-G

R552 QRJ146J-2R2X

V.DY

2-7

Q352

C

120Vp-p

R554

FOR TEST

(OPTION)

DY01

AV-21 D43/BK A51LMV 10X QQW0006 -001 CE20336 -00A

U

! T522 * FBT

C571 100/10

C562 X

S1

L01

!

R531

* X:

Q351 CN00U NC

C553 X

TP-E CN0S1 QGA2501C5-05Z

!

AV-20 N43/BK A48LSD 095X QQW0061 -001 QQD0034 -001

R369 X

D561 X

R565 X

V01

L551

C552 1000/35 QETM1VM-108

TP-B1

2SD601A/QR/-X 2SB709A/QR/-X UN2212-X MA111-X MA3091/M/-X MA3120/M/-X MA3051/M/-X QQR1113-001Z BUS WIRE

L354 BW

R357 100

CRT SOCKET PWB

1000Vp-p

R566 X

NOTE

Y503 X

* !

R354 330

T522

C561 X

R349 4.7k

C354 270p

! R551 .1 1W QRZ9011-1R0

X-RAY PROTECTOR

*1 *2 *3 *4 *5 *6 *7 *8 BW

R438 X

CH

R366 1.8k

D554 *4

R952 BW 1/4WFR

Q943 UN2211-X

2.4V

L351 BW R347 3.9k Q351 STC344-T

Q571 2SA1208/ST/Z1-T

R577 3.9k

4.3V 0V

R351 150

R360 1.5k QRZ0107-152Z

C525 *

FBT PROTECTOR

D562 X

C981 X

R-OUT 125.7V 2.6V

X

D551 RGP10J-TS-T3

114.8V R576 22k 1/2W 0V

C572 47/25 R578 10K

D985 X

0V

Y941 0

LIVE ( )

R944 10k

R945 X

3.4V Q941 *1 0V

! R991 8.2M QRZ0057-825

C950 .1

D946 X

D986 X

9.9V

D945 MA3075/H/-X

Y946 X

C952 X

114.9V

R941 820 1/2W

0V Q572 *1

R363 12k 2WOMR

C352 X

*

Y501 BW

D571 MA3075/M/-X

5V R984 X

Y502 BW

(H)

NG OK R953 X C951 X

D956 X

C928 .47

B

C531 100/160 QEZ0203-107

R957 X R954 X

C351 .002

SCREEN

U

R574 1.5 QRT02EJ-1R5X R573 1.5 QRT02EJ-1R5X

C953 X

D954 X

R346

C555 .1/100 MY

R528 X

R980 10k 2WOMR QRL02EJ-103X

R358 100

C431 X

R529 X

18.9Vp-p

STB

D955 X

0V

S

B1

C954 X

24.7V

25V

C421 X D

C530 X

ON L941 82 QQL26AK-820Z

9V GND B G R

FOCUS

TP-E

!

C582 * C527 *

8.2Vp-p

K351 QQR0621-002Z

HB NC GND HEATER

5V

4.2V

5.5Vp-p

Q521

220p

91.8V

D555 1SR124-400A-T2

D

R355 330

! SK351 CE42446-001

CN00U H.OUT

R532 NCB21HK-103X

D941 RU3AM-LFC4

C926 .0033

0.5V

Q521

C942 100/160 QEZ0420-107

K941 *8

MY

R522 10k 0V Q523 *1 Q524 *1

Q522

R926 2.2k

D923 *4

0.4V

0V

L942 82 QQL26AK-820Z

G

C355

CH

Q404 X

R440 470 1/2W

0.7V L523 QQL342J-2R2Z Q522 2SC5388-CA 0V S Q521 2SK3065-W

2.3V R521 680 3.6V

3.8V

C941 560p 2kV QCZ0122-561

D922 *4

R534 3.3k

L352 BW Q352 STC344-T

R526 27 1/2W

C523 47/35

R533 3.3k

R531 *

C432 X

C945 1000/16 H

R936 560 QRG01GJ-561

Y921 0

R976 1k

C949 470p CH

D942 RU3YX-LFC4

RGP10J-TS-T3

D924 *4

R453 2.7k C429 10/50

CP

D921 D933 RD27E/B2/-T5

! CP982 ICP-N75-Y

K942 *8

R923 5WMFR QRM059J-R22

C922 470p MY

L943

QQL26AK-820Z C948 H 1000/35

D943 RGP10J-TS-T3

C930 K921 QCZ0122-561 *8

R921 680 1/2W

5.4V

C357 470/10

R439 X

C430 .0047

D425 *4

Q401 DTC124ESA-T

0V R524 82

C975 X

CP

R934 33k

K922 *8 D931 X

C976 1/50

C977 470/16

T

Q403 X

R433 2.7 1/2W

E1 CRT GND

R361 1.5k QRZ0107-152Z

26V

GND

C924 100/35

K923

0.05V

OSC

D427 MA3270/H/-X

0V

TP_E

MA3068/M/-X

! CP981 ICP-N75-Y

K943 *8

R932 560k 1/2W

D927

0V

C435 2200/25

K421 QQR0582-001Z

R525 82 C947 X

C931

TSD

! T921 SW_TRANSF R928 QQS0050-001 56k OR QQS0056-001 QRL03EJ-563X 3WOMR

C436 .33 QFV71HJ-334Z

Q402 *1

0V

R432 2.7 1/2W

X_RAY2 X_RAY1 NC

OVP

2kV C931 QCZ0325-151 K923 QQR1114-001Z 143.5V

0V

9V

IC921 STR-G6653 POWER REGULATOR

5V

R443 1 1/2W

R436 82k

C433 4.7/50 QEHR1HM-475Z

R441 8.2k

C424 .01/100

CTL

D983 *4

A_VCC

R903 68k 2WOMR QRL02EJ-683X

R979 1.2 2WOMR C979 100/16

R442 10k

V_OUT

C978 220/16

C929 .022 QFP32GJ-223Z

C905 .0022 QCZ9078-222 C909 QEZ0199-127 OR QEZ0476-127

VCC GND 5V

10.5V

9V

D901 G2SBA60

D903 X

R431 10k

C426 .001

C904 .0022 QCZ9078-222

D902 BW

38V

0V

BA51W12ST-V5

R426 0

C422 1/50

D982 *4

IC971

C423 18p

! C992 470P QCZ9079-471 250VAC C907 .0022 QCZ9078-222

14.4V

R425 470

! R901 3.9 QRF104K-3R9

330p R348 X

V01 *

R

SCG -1435A QQH0069 -001 QQLZ034 -430 NRSA02J -103X QRE121J -821Y NRSA02J -223X QFZ0200 -103 QFZ0199 -224 QFZ0199 -224

(H)

ac

.c

tr

om

to ABL

R424 100

R988 X

D974 X

C356

CH

G

RK H

CN10T

D423 1SR124-400A-T2

C427 100/35

BK GK

TP-47R

V_OUT

V_SYNC

FBP

32V

H_OUT

X_RAY

9V

A.PROT

STB_PW

D424 *4

R367 1.8k

R429 10k

X X X

! C910 MF QFZ9040-473 OR QFZ9075-473 250VAC

C428 100/35 QEHR1VM-107Z

D421 R423 MA3360/M/-X 330

3.3V

R345 X

R430 82k

B

TP-47B

L353 BW Q353 STC344-T

R359 100

G-OUT 125.6V 2.8V

X D351 X D352 X D353

R986 X

R364 12k 2WOMR

R352 150

R422 D422 1.2k MA3360/M/-X

C972 X

R987 X

PUMP UP

Vcc

C971 22/50 R421 1.2k

! C991 470P QCZ9079-471 250VAC

R356 330

X

CNDEG QGZ5003C1-02

Y903 BW

3.9V

R985 X

Q973 X Y902 BW

R974 2.2k

0V

D973 X

Y905 BW

THERMAL PROTECTION

TP_B1

R904 X

C526 330/25 QTMN1EM-337Z D949 X

GND

RY971 X

V.OUT

AN5539-LF

10.7V

0.1V Q975 *3

Y904 BW

*

R368 1.8k

IC421

11.3V

R978 47k

R977 1.2k 1/2W

TH901 QAD0119-9R0 OR QAD0121-9R0

DEG-COIL

2.8V

! SK351 CE42446-001

R362 1.5k QRZ0107-152Z

TP-47G

11.4V

Y972 0

Y973 X

Q974 2SA966/OY/-T

B-OUT 122.7V 3.3V

R353 150

D355 D356 D354

! S901 QSW0750-001 ! F901 POWER SW T3.15AH QMF51E2-3R15J4

! LF901 QQR0527-002

L01

5V

H_VCC

A_GND

)

R434 X

(

R437

ISOLATED

C528 4.7/250

)

1.3V

(

R365 12k 2WOMR

V_SYNC

LIVE

! C901 AC275V MF OR QFZ9075-104 QFZ9040-104

A_VCC

PW CN0PW QGAB801C1-02

! VA901 ERZV10V621CS OR QAF0052-621

5

C

om

.c

POWER CORD (AC120~240V) QMPR010-200-E2 OR QMPR010-200-K2

F -X C h a n ge

y

O W N y bu to k lic C

MAIN PWB CIRCUIT DIAGRAM (2/2) [AV-21D43/BK, AV-20N43/BK]

e

.

.

k e r- s o ft

r wa

w

w

ac

PD

ww

ww

tr

AV-21D43 AV-20N43 AV-14F43

AV-21D43 AV-21D43 AV-20N43 AV-20N43 AV-14F43

F -X C h a n ge

!

PD

k e r- s o ft w a

re