SLV-E830B/E830NP/E830VC1/E830VC2

POWER BLOCK SR826 (SWITCHING REGULATOR) SCHEMATIC DIAGRAM— Ref. No. SR826 Board; 9,000 Series —

4-41 4-42ESWITCHING REGULATOR

SR826

F I K

1

2

3

4

5

A B C D E G H J L

7

1

2

3

5

6

7

8

9

411109

7654321

CN201

GND

GND

- F (0 V)

+ F (6.0 V)

POWER CONT 2

POWER CONT 1

D 6 V

POWER SAVE CONT- 30 V

+

+

+

+

A

K

SW 12V

GND

MTR 12VMTR 12V13V13V38VSW 5VSW 5VGND

+

+

++

++

++

+

+

L103

C1020.1/250

C1010.1/250

C1041000p/250

C1031000p/250

C1081000p/250V

C1091000p/250V

C1051000p/250V

L102

Z101 750V R1012.7M 1/2

F101250V T2A

AC INCN101

*R156 /1W

C15147 / 400

D151 AK04AN8028

R162 2.2K

R163 10K

C1611500p

C162 3300p

C163 3300p

*R164

*R165

D154 AK04

C153 47

C154 1

++

C1640.033

R166 1K

IC151

R154100K 2

C1653300p

C1520.01 / 400

D152EG01C

Q151FS2KM

R15

7 8

2

D15

31S

S11

9

D155AU02Z

*R167

PC151PS2561

D251AU02Z

R251 10

D252S3L20U

L20110uH

R201 1K

PQ12RD08REG.

IC201C201220 16

C252 1000 / 16

Q2012SB733

C20947 / 50

C203220 / 16

C204100 / 16

R203180 / 2

R205 2.2K

R206 1.5K

Q2042SC1740

C20647 / 35

C20722 / 50

C20522 / 50

D253D3S4M

D256MA2560

C253 2200 / 10

*R261

PC151 PS2561

IC251SHUNT REG.

AN1431T D254AU02Z

*R26

6

C2610.22

VR251 5K

R263 18K

R264 15K

C20

2 4

70 /

10

R207220

D203RD5.1ES D204 1SS119 D205 1SS119

R208220 R

209

220

Q2052SD2394

PS201 1.6A

PS202 2A

L20220uH

R21

0 1

K

C20

8 4

70 /

10

C25447 / 50 *R252

D255AU02Z

C255470 / 10

L205 1uH

L203 1uH

L204 1uH

Q

206

2SC

2785

GND

Ref.No. min typ max

*R156*R164

0.27 0.33 0.39270 330 330

min typ max

*R252*R254 2.2

10 102.7 3.3

*R165 330 470 560 *R265*R167 2.2K

N L

P1

P2

S4

T151POWER

TRANSFORMER

S3

S2B

B1

B2

S1

S7

S6

S5

S2A

220-240VAC50/60Hz

S

TO/FROMMA-316BOARDCN600

Ref.No.

!

!

!

!

!

!

!

!

!

Note:The components indentified by mark or dotted

line with mark are critical for safety.

Replace onl y with part number specified.

!!

R16

9 18

K

R15

8 2

2

R151150KR152150KR153150K

L101

D101-104 1N4005 D101

D102

D103

D104

D1561N4005

R16

1 22

K

D158MA4270

R16810K

L151 +C25147 / 50

R2530.47 PS251

C2560.1

*R254

*R265

R2204.7K

R2194.7K

R222220

SUB BOARDMAIN BOARD

POWER BLOCK(SR826)

1, 2

4, 5

14

15

13

9, 10

11, 12

9, 10

7, 8

6

8

1213141516171819

C2100.047

C2110.047

Q2072SD774

Q210UN4111

Q209UN4111

Q2082SD774

R2158.2K

Q211UN4211

R21447K

R21347K

R21610K

C2120.01

L206

GND

1.8K1.5K

4.7

1K 10K 22K

!

!

!

!

! !

!

!

(SEE PAGE 4-16)

E

1 - DEO

2 - DEO

1 - DEO

2 - DEO

1 - DEO

2 - DEO

1 - DEO

2 - DEO