vestel_17pw22_4_lcd_power_supply.pdf

17PW22 Po w er Su p p l y

Overvi Ove rview ew for 26” 26” Mod Models els only only SANYO Europe Ltd. Technical Techn ical Train Training ing Depart Department ment Ap A p r i l , 2008-v2

17PW22-4 Power Supply for later 26” models

This Power supply is not interchangeable with the 17PW15-9 used in earlier 26” models The 17PW15-9 can be replaced with the 17PW20 (32”-37”) for test purposes only.

TR803

4kV 2n2

TRF_SMPS_SAFE_EE5154_26_32 8

+400V

C900 4kV 2n2

9 PL806

7

10

6

11

1

C802 R843

2 4M7

+24V

1 7 3 9 k R 3

3 7 k 9 5 R 1

2

V 5 1 C

5

DRAIN

Q835 BC848B

+24V

3

L819

Backlights on 3.2V Run BL_ON/OFF

8 6 8 D

PL801 1

4

12

3

6

5

8

7

10

9

Vcc_24V

+3.3VSTBY

330R_100MHZ_3A

u 3 0 V 0 6 2 2

0 3 8 C

7 1 9 C

ACINFO

R800

R802

R804

1M

1M

1M

4

AC1

13

R 6

1

1M

1M

1M

R803

R806

R805

L805

3

14

2

15

1

TRF_PFC_SAFE_PASIF_1A_50mH_150W_TFT

12

Vcc_24V

6

5

3

11

14

13

16

15

+5VSTBY

330R_100MHZ_3A

u 3 0 V 0 2 6 2

4 5 8 C

8 1 9 C

n 0 V 7 0 4 5

8 9 8 C

V u 0 0 0 0 4 1

R701

5 10

A_DIM

11

FET's may be Shotky Diodes

3 1 8 C 1

2n2 4kV

7 1 8 S

2

7 2 8 S

3 7 0 8 D

250V C801 2n2 C803

2 1 9 C

9 5 1 A B

D901

9 1 8 S

3

8 2 8 S

7 3 3 C B

VSTR

12V

2

R 5 6 7 5 2 8 0 C I M D S F

C895

150n 250V

NC 5 FB

6 V 1 2 8 1 D

VFB 4

8 4 n 8 7 C 4

n 7 4

u V 5 0 0 3 1

9 4 8 C

2

11

4

9

9 0 8 Q

6 9 8 C

8 5 8 D

5

2 u 0 2 8 L 2

1N4148

BA159

D902

D806

12

6

0 0 9 D

S831

3

A/D_DIM_SEL

4

1

3

2

8 k 2 1 8 R

9 5 2 8 k R 1

u V 0 5 0 2 0 1

6 3 8 C

3 0 8 L u V 0 0 5 0 2 1

C822

Vcc_12V

7 3 8 C

6 0 V 1 5 8 C D

R821

14

Latching Standby Button

R

n Q806 0 V BC848B 0 0 1 5

9 2 8 S

0 0 8 F

A 5 1 . 3

1 u V 6 1 1 2

9 9 9 C

D1 D2

Vcc_12V

3

10

NTGS3446

D4

6

D3

5

S

4

G

+5V

7 k 4 9 0 R 1

BC848B

1 u V 4 8 1 6 1 C

u 0 V 6 0 1 0 1

2 u V 4 8 1 6 1 C

DRAIN 1

9 k 8 9 0 R 1

DRAIN

9 4 9 C

V p k 0 7 1 4

This power supply is used in the later 26" models and is not interchangeable with the earlier 17PW15-9 Type.

8 9 9 D

V 2 1 C

7 9 9 D

BC858B Q840

5 8 9 3 k 2 8 6 8 R C

V 8 1 C R991

7 R V 3 0 0 8 5 R 0 1 n 0 0 1

V 6 u 1 1

IC080

Vcc_12V

4 V 4 6 8 1 C

S811

1M

R914

R915

1M

1M

BA159 CC2

n 0 V 0 0 8 1 5 0 8 C

R921 1k BC858B Q822

1 4 k 9 0 0 R 1

6 8 8 C

V 0 5 n 0 0 1

1

7 n 8 0 V 8 7 0 4 5 C

7 1 k 9 0 2 R 2

8 6 8 C 2 C C V 9 1 k 9 7 R 4

n V 0 0 7 5 4

n 0 V 0 6 9 k 1 1 5 0 9 0 R 1

5 k 4 0 9 0 R 1

2 k 1 2 2 8 R

BC848B

Q831 BC848B

2 6 k 9 7 R 4

4 9 8 C

u V 1 6 1

3

S2

4

G2

D1

IRF7314

12V Switch

7

D2A

6

D2

5

Vcc_24V

n 0 V 0 0 1 5

u V 0 5 7 3 4

n 0 V 0 0 0 1 5 2 8 C

1

V 0 5

n 4 k 0 2 0 8 2 1 R 2

2

G1

3

S2

4

G2

D1

IRF7314

C809

8 7

D2A

6

D2

5

6 7 2 2 8 8 C C

50V

+12V D904

R900 4k7

D907

50V 100n R901

8 8 R 9 0 R 1

+24V C6V8_SOD123

0 5 0 k 0 1 1 R

4k7 C2V7_SOD123

1 5 0 k 0 7 1 R

Parallel 24V Switches

150u L806

L818

R777 22R

150u

n 0 V 0 5 1 2

1 7 V 2 n 0 8 4 5 C

0 7 8 D

8 Q836 4 BC337 1 4 N 1 6 4 k 8 2 R 2

Vcc_24V

R987 10R

R986 10R

1

S1

2

G1

3

S2

4

G2

IRF7314

G

D4

6

D3

5

S

4

VCC_3V3_ON

u V 0 6 0 0 1 1

3 V 4 u 6 8 1 1 C

u 1

IC082 Q841 BC848B

3

NTGS3446

3 3 8 C

3.3V Run

n 0 V 0 0 1 5

3 1 9 C

Q804 BC848B

D2

+24V

u V 0 5 7 3 4

C810

ST_BY_INV

D1

2

6 3 k 8 3 R 3 D1A

+12V

R825 10R

ST_BY_INV 10k

S1

10k

100n Q833 BC848B

7 1 6 8 1 C 8 C

R820 1k

R811

FB

47k

G1

4 5 1 1 8 8 C C

R822 Q800 BC848B

R920

2

u V 0 6 7 1 4

1

Q807 BC848B

47k

8

0 1 k 8 1 R

R944 47k

Q820

Under Volts detect cct

2 k B 4 0 8 9 6 4 0 8 3 R 5 C 8 B Q

D1A

R813 10R R918 D850 TL431SAMF2 10k

S1

R834

IC081

+12V

150k BA159

8 9 9 C

R838 100R

u V 1 6 1

ST_BY

R913

5V Run

IC824

+3.3VSTBY

ST_BY_INV

10k

S808

D832

1 5 8 C

S815

R990 10k

S807

VSTR1

4

S814

2

6 0 8 C

4

S810

B5V1_SOD123

6 9 9 C

5 u 0 V 0 8 6 7 C 1 4

8

IC826

10k

Q839 BC848B

VSTR

3

+12V

+12V

S809

D910

R946

Q810

PL800

R983

2

7

3

Vcc_24V

+5VSTBY C909 470n 16V

Q805 BC848B

0 7 5 4 k 3 8 4 8 R C

240V AC IN

D833

2

PL823

R832 30k

16

V VCC1 8 1 C

1

+33V

2

6 0 8 S

6 k 2 3 8 3

ST_BY

k 3 0 3 8 1 R

n 0 V 0 5 1 2

0 9 1 k 3 k 3 3 8 3 8 R R 3

1N4148 TL431SAMF2

47k

V 8 1 C

100n 63V

2n2 50V

D811

4 2 9 C

C824

D999

13

PL811

6

1

1

100R

Vcc_24V

C903 33u 50V

PL808

9

2 0 3 9 k R 3

3 3 0 k 9 3 R

R823 4k7

3

7 7 k 6 9 4 R

MTP6N60E/SSP7N60A Q803

+5VSTBY

PL813 R976

BYV27-200

D1A

8

D1

7

D2A

6

D2

5

+24V

C914

8 2 8 C

33n 5 V n 0 1 50V 1 5 7 8 D

D817

R842 4R7

R845 1R

+33V

1N4148

8 4 1 4 N 1

6 1 9 C

n V 3 0 3 5

C834 2 2 3u3 8 50V D

V 1 1 C

7 V n 0 4 5 5 1 9 C

V 2 1 +

17PW22-4 26" PSU

10 11

From Cpu 0V Run 1.7V Stby

Vcc_24V

T2.5A Fuse

VSTR2

9

5 ST_BY

3 2 8 C

GND 2

1

8

1

Vcc_12V

4

15

VCC 3

VAR-510V R801

u V 0 5 0 3 0 1

0 3 8 S

FB

R999 4R7

2 8 5 9 k R 1

VCC1

VSTR 6

5 2 8 C

TCET110G

C15V

8 1 1 0 8 8 S R T

10

u 8 0 1 V 0 8 5 0 C 3 1

IC800

AC1

1

2

D_DIM

Vcc_24V

u V 0 5 0 3 0 1

D809

2 C C V

DRAIN ACINFO

4

7

+24V

2 9 2 9 R R 6

1

p 0 V 7 k 4 1

150n

4kV

6

8

+3.3VSTBY

1

A_DIM

L804

8

SNB

6 R 3 R 0 R 9 R 1 R 1 R 5 R 4 R 3 R 7 R 7 7 0 7 0 6 0 7 0 8 0 9 0 9 0 9 0 7 0 7 0 7 9 9 7 7 9 9 9 2 9 R 2 R 2 R 2 R 2 R 2 R 2 R 2 R 2 R 2 R

4

0 0 8 R T

C800

VSTR1

BL_ON/OFF

MTP6N60E/SSP7N60A

2 5 8 8 8 7 6 R 8 R 9 R 0 7 0 7 0 8 R 7 R 7 R 6 R 3 R 9 R 9 R 9 0 9 9 0 9 0 7 0 9 0 9 0 9 0 9 0 9 2 R 2 9 R 2 R 2 R 2 R 2 R 2 R 2 R 2 R 2 R n V 0 0 3 1 6

VAR-510V D800

6 2 8 S

5

7

10

7

GBU4M

6 1 8 S

6

9

u V 1 6 1

Q802

4

12

4 5 2 T A B

1 3 8 C

MTP6N60E/SSP7N60A

+400V

VSTR2

BC858B Q808

Q801

7 9 8 C

V u 0 0 0 0 4 1

3 VCC_3V3_ON

9

D_DIM

2 1 8 D

2

4 8

A/D_DIM_SEL

16

TR802

+400V

V 0 0 4 +

3 0 8 L P

1 2

7

S813

PL807

1

PFC & EMF Choke B N S

+5V

3

S812

SUB PCB 17DB28-1 3.3V & 5V IC102 & IC1003 regulators L820

WARNING - Caps can stay charged for up to 2 days

2 7

1

2

BL_ON/OFF

10 9 8

+24V

5 6

Q834 BC848B

4 R 7 0 9 8

4

PL822

4

n 0 V 7 0 4 5

+33V Tuner Supply

12

4 0 8 L P

IC102 6 0 1 C

cc_24V

n V 2 0 2 5

1

BS

25V 100n

SS

The SUB PCB is not repairable and should be replaced if proven to be faulty.

8 C110

2 0 k 0 0 1 1 R

0 0 1 D

C102 100n 50V

4 0 k 1 0 R 1

6 V 5 C

V u 0 0 5 1

4 0 1 C

EN

MP1593-DC/DC

3

SW

4

GND

7

COMP

6

FB

5

50V 10n

R106 10k

7k5 7 k 0 8 1 1 R

0 1 R 1 1 R

C116

R112

PL100

L100 4 1 k 1 1 R

R102

+5VSTBY

22uH_3.9A_SMD

0 0 1 C I

+5V Standby Out 3 3 S S

8 V u 0 6 2 1 1 2 C

1 1 1 C

u V 4 2 6 1 1 2 1 C

n 0 V 7 0 4 5

u V 1 6 1

2

1

4

3

6

5

8

7

10

9

12

11

14

13

16

15

+3.3VSTBY

Vcc_24V

Q100 BC848B

1k 0 0 1 C

IN

Vcc_24V

+5VSTBY

24V Vcc IN from PSU PCB

IC103 7 0 1 C

cc_24V

n V 2 0 2 5

25V 100n

1

BS

SS

8

2

IN

EN

7

3

SW

4

GND

+5VSTBY

C112

1 k 0 0 1 1 R

1 0 1 D

5 k 0 0 1 1 R

V u 0 0 5 1

5 0 1 C

MP1593-DC/DC

COMP

6

FB

5

To PSU PCB 50V 10n

R108 10k

7k5 9 k 0 8 1 1 R

1 1 R 1 1 R

C117

R113

L101

6 V 5 C

+3.3V Standby Out

22uH_3.9A_SMD 5 1 k 1 1 R

R103 1k 1 0 1 C

C103 100n 50V

+3.3VSTBY 1 0 1 C I

Q101 BC848B

u V 1 6 1

+3.3VSTBY

3 3 S S

9 V u 0 6 2 1 1 2 C

3 1 1 C

5 u V 2 6 1 1 2 1 C

n 0 V 7 0 4 5

17DB28-1

SUB PCB

17PW22- 4 Printed Circuit Layout IC827 Controller

IC800 Opto-coupler

Output Rectifiers

IC080 12V SW

Sub PCB Connections

IC081& 2 24V SW

Produced in the UK by Mike Burnett SANYO Europe Ltd Watford England

vestel_17pw22_4_lcd_power_supply.pdf

Recommend Documents