Brother International DCP1000 Service Manual - Page 26

hardware, configuration, facsimile, machine, shown, below.

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Page 26 highlights

3.3 CONTROL ELECTRONICS 3.3.1 Configuration The hardware configuration of the facsimile machine is shown below. PC Centronics USB parallel interface I 5-pin E 5-pin I 4-pin Laser Unit Laser diode Polygon motor Toner sensor PCB (Toner sensor) (Toner thermistor) 7 LASER PRINTING UNIT L _ , Main PCB E 13-pin Main-fan PCB (Registration sensor) D 2-pin High-voltage power supply PCB (Paper ejection sensor) Eraser lamp (EL) board Fan Main motor Solenoid Heater thermistor Heater (FU) lamp Heatfixing Unit RAM 8M ROM FLASH /MASK ASIC i 7-pin Low-voltage power supply PCB MODEM 2-pin L Speaker (NOTE 1) [ 11-pin [ 10-pin 2-pin Document tray open sensor I-- 4-pin Document sensor PCB (Document front sensor and document rear sensor) [ 9-pin 4-pin ADF motor ADF UNITi Relay PCB i CCD unit 1 i (CCD motor) (CCD HP sensor) ISCANNEFTI, 7-pin !UNIT_ AC line Control panel PCB ASSY (Scanner open sensor) [ 12-pin [ 6-pin (NOTE 2) NCU PCB > Line > External TEL > Handset Configuration of Facsimile Machine (NOTE 1) Provided on models equipped with facsimile function. (NOTE 2) Provided on the European, Pacific, and Asian versions. 3 -12

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3.3
CONTROL
ELECTRONICS
3.3.1
Configuration
The
hardware
configuration
of
the
facsimile
machine
is
shown
below.
PC
Centronics
USB
parallel
interface
RAM
8M
ROM
FLASH
/MASK
Main
PCB
ASIC
I
Laser
Unit
5
-pin
5
-pin
E
I
Laser
diode
4
-pin
Polygon
motor
E
13
-pin
MODEM
(NOTE
1)
Main
-fan
PCB
(Registration
sensor)
Toner
sensor
PCB
(Toner
sensor)
(Toner
thermistor)
High
-voltage
power
supply
PCB
(Paper
ejection
sensor)
Fan
D
2
-pin
i
7
-pin
L
2
-pin
[
11
-pin
[
10
-pin
[
9
-pin
Main
motor
[
12
-pin
[
6
-pin
Low
-voltage
power
supply
PCB
Solenoid
7
LASER
PRINTING
UNIT
L
_
,
Eraser
lamp
(EL)
board
Heater
thermistor
Heater
(FU)
lamp
Heat
-
fixing
Unit
Speaker
Relay
PCB
2
-pin
4
-pin
Document
tray
open
sensor
I
--
4
-pin
Document
sensor
PCB
(Document
front
sensor
and
document
rear
sensor)
i
ADF
motor
i
7
-pin
CCD
unit
(CCD
motor)
(CCD
HP
sensor)
(NOTE
2)
ADF
UNITi
1
ISCANNEFTI,
!UNIT_
Control
panel
PCB
ASSY
(Scanner
open
sensor)
NCU
PCB
>
Line
>
External
TEL
>
Handset
Configuration
of
Facsimile
Machine
(NOTE
1)
Provided
on
models
equipped
with
facsimile
function.
(NOTE
2)
Provided
on
the
European,
Pacific,
and
Asian
versions.
3
-12
AC
line