Xerox Phaser 3120 specifications Smps Circuit Diagram

SCHEMATIC DIAGRAMS

8.4 SMPS Circuit Diagram

AR1

DSS-401M

SW1

F1

F2

PT1

SW SPST

LF1

LF2

250V 5A

250V 2A

1007

2003

EER2828

D1,2,3,4

R5

C101

R101

600V2A*4

2W

C2

22

100K

1KV 102

INLET1

222MAD

-

+

CON2-7,8,9

R2

TNR1

C4

6

C1

SW2

+24V2.0A

10D561K

224

C3

104

C5

C6

SS-5GL2

R1

222MAD

400V

1KV 103

10

D101,102

1

3

100uF

UF4007

200V 3A*2

R102

R103

R104

R105

R106

R107

47uF

C105

1/4W75K

1000uF

1/2W

TH1

C103 C104

2

CON2-13,14

560K

SCK-054

R3

D5

C102

35V

NU

+24VS

35V

AR2 DSS-401M

1

9

50V 33uF

R4

1/2W3K3.

1/2W3K3.

1/2W3K3.

1/2W3K3.

1/2W3K3.

1/2W3K3.

CON2-10,11,12

R11

C10

300uH

1/4W75K

BD1

GND

L1

1/4W75K

NU

2

1W 47

630V

PWM CONTROL

C106

R108

10uH

F101

CON1

FUSIBLE

U2

L101

333

1KV 102

22

1

U1

1 Drain

Vin 4

R6

CON2-1,2,3

BTA12-600B

STR-G6353

D6

R110

+3.3V1.0A

C11

R12

SourceGNDOCP/FB

D1NL20U 30

D103,104

220

R13

2

3

5

R109

PC101-A

R111

R113

1/4W 22

50V

1W 180

40V 3A*2

NU

104

FUSIBLE

PC101-B

3

8

817M-B

1.8K-F NU

817M-B

C9

C108

C110

PC102

R8

C107

50V1uF

C109

NU

C7

TLP3061S

680

10V

10V

NU

50V

4

11

3

1000uF

470uF

R7

33uF

1

R112

6.8K

U101

R114

R9

C8

TL431

5.6K-F

1W0.6

2

CON2-4,5,6

1/2W

471

1.5K

DGND

C12

CON2-15(MANUAL)

332MAD

CON2-16(THV-PWM)

CON2-17(THV-EA)

CON2-14,16(+24VS)

CON2-18(THV-READ)

CON2-19(MHV-PWM)

CON2-20(BIAS-PWM)

CON2-25(*FUSER-ON)

CON2-21(LED-ERROR)

CON2-22(LED-DATA)

CON2-23(KEY-DEMO)

CON2-24(FAN)

CON2-25(FUSER-ON)

NO MARKING RESISTOR 1/8W-J(5%)

CON2-26(EXIT)

Service Manual 8-17