Sharp ER-A520, ER-A530 service manual +5V, Vled

	ER-A520U/ER-A530U
– 28 –	CIRCUIT DIAGRAM
	AND PWB LAYOUT

8

7

6

5

4

3

2

1

POWER

7/7

D

D

[+24V]

POWERUNIT

UL.CSA

3.15A/125V

BD1

TP1

F4

1

VO

HEAT SINK

CORE

CN8

T2A/250V(LT5)

Q6

1

C126

L1

+

KTD998

+24V

2

M0.033u

180uH

PS CN

F5

CP301

R156

R157

1

C127

IC25

D14

22KF

ZD2

+

5

7

+

RB160L-60

C128

PTZ30B

6800uF/50V

10(FUSE)

2200uF/35V

C

R158

LM2574HVN

C

C129

18K

4 2 3

6,8PIN :NC

R159

0.1uF

1.2KF

[+5V, VLED]

IC1:HEA T SINK

VLED

VCC +5V

+24V

VLED + 5.8V

F6

IC26

PQ1CG2032FZ

IPEAK>2.2A

T1.0A/250V

L2

D15

1

4

2

VCC

180uH

1SR159-200

B

D16

B

VDD

3

5

C130

1SR159-200

+

R161

R160

3KF

180

1000uF

ZD3

C132

C134

D17

/16V

+

C131

+

C133

+

0.01uF

330uF

47uF

220uF/50V

RB060L40

PTZ6.2A

R162

/16V

/16V

R163

150

1KF

C135

CN9

0.1uF

1

2

BT CN(2Pin)5267-02A(BLUE)

A

A

8

7

6

5

4

3

2

1