Brother HL-2030 - Point to Point Connection Diagram

HL-2030/2040/2070N SERVICE MANUAL
A-7
Confidential
SCANNER UNIT
PROCESS UNIT
HEATER UNIT
+5V
LD PCB
LIVE
VDD3 ENB_n
HVPS
REAR
NEUTRAL
BD_n
MAIN PCB
GRID
MOTOR
REGIST
CHG T/R
SENSOR
SENSOR
DEV
VCLN
THERM1
AC(LIVE) AC(NEUTRAL)
Fuging Lamp
REGIST
REGIST
SOL
LVPS
AC
DATA_n
FRONT
GND
SENSOR
COVER
FRONT
THERMISTER
2
THERMISTER
1
THERM2
SENSOR
EJECT
DATA_n
+5V
ENB_n
BD_n
GND
24RET
+24V
S0V +5V
USB
VOUT WOUT
UIN+ WIN+ VIN- UOUT VOUT URTN UVCC WOUT UIN- WIN- VIN+
HW+ W HU+UIN+
WIN+
HU- V HV+ HV-
MAIN
VIN- URTN
VCC3UVCC
MOTOR
UIN- WIN- VIN+
HW- GND U
MAIN
FAN
SENSOR
REAR EDGE
PAPER
SENSOR
PROCESS
NEW
THERM1 THERM2
VDD3
7 9 2 1 8 10 6 5 4 3
5 9 10 13 1 6 4 11 3 12 2 8 7 3 2 5 1 4 3 2 2 4 1 1 3 2 1
PANEL
THERMISTER RELAY
CONNECTOR
FAN24V
HEAERONN
RELAYOFFN
6 5 14
UOUT
UOUT
VOUT WOUT
VOUT WOUT
FG- FG+
FG- FG+
SOL
PICK UP
VDD3
4
VDD3
5
9
4
8
15
19
1
6
16
3
12
13
14
18
7
10
11
17
PEDG_SEN
PNLSW0
+24V
FB-TRCCV
GRIDC
FB-TR
FRONT_COVER_SEN
PNEW_SEN
PNLLED0
PNLLED1
PWM-TRCC
PNLLED3
VCC3.3V
FB-VCLN
PNLLED2
REG_FRONT_SEN
TRCV
REG_REAR_SEN
24RET
S0V
CDCC
ETHERNET
(Only 2040/2070N Model)
(Only 2070N Model)
SCANNER
+24V
2
SOL
+24V
+24V
SOL
SENSOR PCB
U V W
VOUT UOUT UOUT VOUT WOUT WOUT
SENSESENSE
SENSE
SENSE
11 12 13 14 15 16 17
15
TONER LED
PCB
TONER SENSOR
PCB
TNRLED
9 8 7
T1-SOL
REG-SOL
GND
FB-TRCCV
S0V
REG-SOL
GRIDC
PWM-TRCC
VCC3.3V
/TRCV
FB-TR
PWM-DEV
FB-GRID
FB-VCLN
REG_REAR_SEN
T1-SOL
VCC24V
FB-DEV
PWM-CHG
TNR_SEN TNR_SEN
PWM-DEV
FB-GRID
FB-DEV
PWM-CHG
SENSOR
TONER
HU- HU+ HW- HV+
GND
HW+ HV-
VCC3
UOUT
REG_FRONT_SEN +24V HEAERONN PEDG_SEN S0V RELAYOFFN +5V TNRLED 24RET
5 9 8 7 1 3 2 4 6
TONERLED_A TONERLED_K
1 2
FLED_PWR PLED_PWR FRONT_SEN PEDG_SEN S0V
4 3 2 1 5
S0V
PNEW_SEN
1
2
S0V
FRONT_COVER_SEN
S0V
TONER_SEN
1
2
1
2
1
2
1
2
LDHALFLDHALF
6
HVPWMVCLN
VCLN
8
1
14
10
5
15
6
3
18
11
2
9
19
16
12
17
4
13
7
GND
D
B
A
C
E
F
E
D
B
A
C
F
1
1234 6 7 8
234 5 6 7 8
5
Appendix 7. Point to Point Connection Diagram