background image

33

240BW8 LCD

Power Diagram-3

5

5

4

4

3

3

2

2

1

1

D

D

C

C

B

B

A

A

+19VB

+19VB

N_B

P_A

P_C

N _D

P_A

N_B

P_C

N _D

5V

V-INVERTER

BRT_ON

BRT_ADJ

D806.J

Q811.D

D807.K

IC801.12

D810.K

Q819.S

IC801.19

IC801.5

IC801.14

Q812.S

Q820.C

IC801.11

1J.26061.011

1J.26061.011

D3: R810 R813 R824 C804 C805 C806 C807 C808 C809 C836 ZD802 Q820 IC801

C2: R823 R831 R842 C842 C850 Q811

C1: R825 R826 R834 R899 D801 D807 D808

D2: C811 C812 C813 C814 C815 C816 C817 C818 C860 C883 D805 D806 Q805 Q806 T801

D1: R833 CN801 CN802

C5: R801

D5: R837 C801 C827 FP801

D4: R811 R815 R822 R832 R839 C802 C803 C838 C840 C847 D819 D820 ZD805

B3: C819 C820 C848 C885 C886 C887 C888 Q807 Q808

B2: R843 R844 C821 C822 C823 C824 C825 C826 C843 C844 C861 C884 D809 D810 Q812 Q816 T802

C4: R802 R803 R818 R820 R821 R840 C835 C837 C839 C881 D818 Q803

B1: R827 R828 R835 R836 D802 D803 D811 D812 CN803 CN804

C3: R809 R814 R816 R817 R829 R830 VR802 C810 ZD803 Q819

C803

0.068U K

D803

LL4148

A

K

C888

1200P K

R817
51K

R815

OPEN

8

4

.

0

0

8

M

3

.

0

3

0

Q808

4

1

2

3

5

8
7

6

C840

0.01U K

R829

210K F

C806

0.047U K

+

C827

<Spec>

47U 50V

1

2

C816

5PF D

C819

4.7U M

D811
BAV99

A

J

K

R818

100K

R828

511 F

R839

OPEN

CN804

2K62204102

1

1

2

2

D810

BAV99

A

J

K

R840

OPEN

Q819

BSS138

D

G

S

ZD802

TZMC6V2

A

K

R831

10K

Q803

2N7002K

D

G

S

CN801

2K62204102

1

1

2

2

R842

1M

R801

536K  F

R820

OPEN

Q816

2N7002K

D

G

S

D808

BAV99

A

J

K

R811

100K

R810

5.1K

+

C838

<Spec>

OPEN

1

2

8

4

.

0

0

8

M

3

.

0

3

0

Q807

4

1

2

3

5

8
7

6

R899

7.5K F

R843

1M

C820

4.7U M

C821

5PF D

C843

0.22U K

C847

0.47U K

C842

0.22U K

C810

0.047U K

ZD805

TZMC6V2

A

K

C815

100P J

C835

1200P K

R814
5.1K

C839

0.01U K

.

.

.

.

T801

6

3

5

4

8

2

7

1

8

4

.

0

0

8

M

3

.

0

3

0

Q805

4

1

2

3

5

8
7

6

OZ964

IC801

CTIMR

1

OVP

2

ENA

3

SST

4

VDDA

5

GNDA

6

REF

7

RT1

8

LPWM

13

DIM

14

LCT

15

PGND

16

RT

17

CT

18

PDR_A

19

NDR_B

20

PDR_C

12

NDR_D

11

FB

9

CMP

10

C881

0.1U K

R825

402 F

D807

BAV99

A

J

K

R844

1M

C824

5PF D

R821

OPEN

C844

0.22U K

C860

2200P K

C818

100P J

C837

OPEN

C811

4.7U M

ZD803

TZMC6V2

A

K

D819

OPEN

A

K

R835

2K

R809

33K

C817

0.01UJ

Q820
OPEN

B

E

C

C861

2200P K

R826

511 F

D801

LL4148

A

K

C885

1200P K

R833

2K

C836

OPEN

R803

226K F

8

4

.

0

0

8

M

3

.

0

3

0

Q806

4

1

2

3

5

8
7

6

D805
BAV99

A

J

K

VR802

50K

1

3

2

R816

10

C823

100P J

Q812

2N7002K

D

G

S

+

C801

470U 35V

RC1820

1

2

C802

1U K

C822

0.01UJ

R824

OPEN

D812

BAV99

A

J

K

R827

511 F

C886

1200P K

C884

2200P K

FP801

32V 5A

.

.

.

.

T802

6

3

5

4

8

2

7

1

CN802

2K62204102

1

1

2

2

R837

10 J

R834

2K

R832
10K

C804

1U K

C826

100P J

C812

4.7U M

R823

1M

D806
BAV99

A

J

K

C825

0.01UJ

R812

10

R830

OPEN

D802

LL4148

A

K

C814

0.01UJ

R813

39.2K

C807

220P J

Q811

2N7002K

D

G

S

C887

1200P K

D818

OPEN

A

K

D820

OPEN

A

K

+

C848

470U 35V

RC1820

1

2

C850

0.1U K

C805

0.1U K

C813

5PF D

C809

0.1U K

R836

2K

CN803

2K62204102

1

1

2

2

R802

523K F

C883

2200P K

R822

OPEN

D809
BAV99

A

J

K

C808

8200PJ

Содержание 240BW8 Series

Страница 1: ... 30 Power Diagram C B A 31 35 Control Diagram C B A 36 37 General product specification 38 63 Exploded View 64 Repair tips 65 66 Repair Flow chart 67 69 Safety Test Requirments 70 Spare arts List 71 Recommended P Failure Mode Of Panel SAFETY NOTICE Chassis HUDSON8 24 inch TFT WXGA LCD Colour Monitor REFER TO BACK COVER FOR IMPOR TANT SAFETY GUIDELINES ANY PERSON ATTEMPTING TO SER VICE THIS CHASSIS...

Страница 2: ...29 240BW8 LCD Wiring Diagram Y Cable DVI D SUB Ctrl BD Audio BD Jack BD PWR BD Panel 1 2 1 2 1 2 2 1 L G N 1 8 1 3 1 8 1 4 1 11 1 3 1 8 1 10 DVI D SUB ...

Страница 3: ...Block Diagram 30 240BW8 LCD ...

Страница 4: ... CN601 L 1 G 2 N 3 G 4 G 5 ZD602 TZMC24 GS08 A K R713 OPEN t TR601 NTC 5OHM 2 1 L604 Z45 100MHZ R604 330K C601 Spec OPEN 1 2 R611 220 F601 250V 2A HSink HS2 34L0Y01001 1 G1 2 G2 R619 18K R711 22K F R701 100 TP602 L602 19MH 1 2 4 3 R608 470K R607 68K J L608 Z45 100MHZ IC601 NCP1203AP60 HV 8 NC 7 DRV 5 VCC 6 GND 4 CS 3 FB 2 ADJ 1 HSink GC1 3D05402001 1 G1 D606 1N4148 1 2 HSink HS3 3D06K01001 1 G1 2 ...

Страница 5: ...852 47U Q851 2SJ598 D G S C854 220P K FD854 ERB83 004 A K F851 32V 3A R865 22K R857 10K F R869 OPEN C865 Spec 220U 25V 1 2 TP701 R861 2 7K J C853 1U M R872 22K Q852 2SJ598 D G S R859 10K F C855 0 01U K CN702 2K61185103 1 1 2 2 3 3 R862 2 7K J R856 330K C864 1200P K C851 470P K C867 Spec 220U 25V 1 2 IC851 TL1451ACN CT 1 RT 2 1IN 3 1IN 4 1FBK 5 1DTC 6 1OUT 7 GND 8 VCC 9 2OUT 10 2DTC 11 2FBK 12 2IN ...

Страница 6: ...1 2 2 R842 1M R801 536K F R820 OPEN Q816 2N7002K D G S D808 BAV99 A J K R811 100K R810 5 1K C838 Spec OPEN 1 2 84 008M3 030 Q807 4 1 2 3 5 8 7 6 R899 7 5K F R843 1M C820 4 7U M C821 5PF D C843 0 22U K C847 0 47U K C842 0 22U K C810 0 047U K ZD805 TZMC6V2 A K C815 100P J C835 1200P K R814 5 1K C839 0 01U K T801 6 3 5 4 8 2 7 1 84 008M3 030 Q805 4 1 2 3 5 8 7 6 OZ964 IC801 CTIMR 1 OVP 2 ENA 3 SST 4 ...

Страница 7: ...34 240BW8 LCD Power Board C B A 1 ...

Страница 8: ...35 240BW8 LCD Power Board C B A 2 ...

Страница 9: ...4 100P K TP7 SW3 2B40069431 1 2 G2 G1 OP OP10 SW6 2B40069431 1 2 G2 G1 TP8 OP OP13 C5 100P K OP OP12 TP9 OP OP11 TP10 SW1 2B40069431 1 2 G2 G1 C2 100P K SW4 2B40069431 1 2 G2 G1 OP OP3 OP OP14 OP OP2 TP1 TP2 OP OP6 J1 2K61185110 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 OP OP1 TP3 OP OP5 C6 100P K C1 100P K LED1 GRN YEL A1 A2 J OP OP4 TP4 OP OP9 Part Reference Location SW1 A1 SW2 A1 C1 A2 SW3 B1 S...

Страница 10: ...37 240BW8 LCD Control Board C B A ...

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