Brother HL-1260 service manual Scanner Unit

Appendix 1. Engine Block Diagram

1

2

3

4

5

6

7

8

9

1 0

1 1

1 2

PICK

A

P1

6

UP

A

PANEL PCB

T1-PE

MP-PE

DU-PD

MOTOR

16X1

10

P2

SENSOR

SENSOR

SENSOR

LCD MODULE

B48K143

P1

21

P3

2

TRAY1

REGIST

TAIL

PICK-UP

SOLENOID

SENSOR

SENSOR

DC

MAIN

P4

2

MP TRAY

MOTOR

PICK-UP

B

B

SOLENOID

FAN

MOTOR&CLUTCH

4

DRIVER

IC CARD

SIZE-SW

OR

P1

PAPER FEED DRIVE PCB

PCB

FONT

CARTRIDGE

P5

P2

5

5

B48K140

B48K139

20

C

C

21

3

4

20

P2

P5

P1

P12

P7

P3

CDCC

LD DRIVE PCB

INTERFACE

MAIN PCB

B48K165 (HL-1260e)

COMPUTER

P13

P9

6

6

P1

B48K234 (HL-1260e)

B48K253 (HL-1660)

D

B48K259 (HL-1660)

D

RS232C

RISC

ENGINE

P10

5

5

SCANNER

SCAN

CPU

CPU

MOTOR

INTERFACE

I/L SW

DRIVER

MOTOR

P14

MIO

5V

5VB

SCANNER UNIT

INTERFACE

VIDEO PART

ENGINE PART

E

MIO

P17

MIO

P16

24V

24VB

P19

DC

E

RELAY

2

HL-1660 only

48

48

(CONNECTOR)48 48

P8

P6

FAN

PCB

P11

P4

P15

BOARD

B48K235

16

16

4

8

8

P4

HIGH

VOLTAGE

F

POWER

F

SUPPLY

8

FUSER UNIT

ASSY

P3

LOW

FUSER PCB

VOLTAGE

B48K186

2

P1

EJECT

P2

4

POWER

LAMP

SUPPLY

8

SENSOR

THERM-

B48K142

DRIVER

ASSY

ISTOR

OPTION UNIT

G

G

HEATER

THERMO

2

P1

STAT

POWER

INLET

SW

H

H

AC IN

1

2

3

4

5

6

7

8

9

1 0

1 1

1 2

A-1