Brother HL-2230 Service Manual page 174

■ Wiring Diagram
Wireless LAN
MODULE
(Only HL-2270DW/
2275DW)
HVPS (PANASONIC,MURATA)
+3.3V
SW
Toner +3.3V +3VI
LED
COVER OPEN SW
(SAFETY INTERLOCK)
1/4W
NOT ASSY
CN1
CN2
FUSER
1 FUSER_FAN_VCC TNRLED_ON 1
FAN
PGND +24V
3 FUSER_FAN_SEN
+24V
FAN
S3B-PH-K-S(L)
FUSER_FAN
FUSER_FAN_SEN
DISCHG-PRE
GRID
HV_ENABLE
GRIDC
FB_GRID
DEV FB_DEV
FB_TRCCV
FB_TRCC
CHG
+3.3V
PWM_CHG
TRCC PWM_DEV
/TRCV PWM_TRCC
PWM_TRCV
SR PGND
GND
+3VI 20
Eject-sensor
sensor
UL1061
CN3
AWG#28
DX
2 DX_SEN
SW
sensor
1 GND
Rear Cover Sensor
EJECT
Fuser
Thermistor
(Center)
Unit
Non Contact
Unit
2 THM_C
1 +3.3V
UL3398
B2B-PH-K-R
AWG#26
Thermostat 2 THM_E
TAB TAB
1 +3.3V
UL3398
2-292161-2
AWG#26
Thermistor
(Edge)
TAB
Contact
Halogen
heater
TAB
TAB TAB
UL3398
UL1061 CN1
AWG#18
AWG#28
4 GND
REG_R_SEN
LED VCC
1 REG_F_SEN
HEAT_ON
Relay
Triac
+3.3V
+24V
Delta
F2,3
F1
HEAT_ON
(NEUTRAL)
UL1015
AWG#18
(LIVE)
USB
Function
(2.0)
CN CN15 CN12
RESET 1 USB Cable 1 RESET 5075BR-04-WH-01
+3.3V 2 +3.3V
3 DATA+
DATA+
DATA- 4 DATA-
GND 5 GND
FG 6 6 FG
S6B-PH-SM4-TB B6B-PH-K-S
WLAN
1mmPitch
FFC
CN1
1 TNRLED_ON
+24V
+24V
FUSER_FAN
FUSER_FAN_SEN
DISCHG-PRE
HV_ENABLE
GRIDC
FB_GRID
FB_DEV
FB_TRCCV
FB_TRCC
+3.3V
PWM_CHG
PWM_DEV
PWM_TRCC
PWM_TRCV
PGND
GND
20 +3VI
9615S-20A-PP-A
CN4 1.0mmPitch
CN6 MAIN ASIC
FFC
LED_VCC 1
1 LED_VCC
GND GND
EJECT_SEN
EJECT_SEN
DX_SEN DX_SEN
THM_FUSER_C
THM_FUSER_C
+3.3V
+3.3V
THM_FUSER_E
THM_FUSER_E
+3.3V 8 8 +3.3V
CN2
9615S-8A-PP-A
CN1
B512317
REG_F REG_R
Regist
F/R sensor
B512315
CN102 UL1061 CN5
AWG#28
1
AC_ZEROX
AC_ZEROX 1
HEAT_ON
HEAT_ON
RELAY1
RELAY1
RELAY2 RELAY2
REG_R_SEN REG_F_SEN
LED VCC LED VCC
REG_F_SEN 7 REG_R_SEN
VDD_CTRL_LV0 8 8 VDD_CTRL_LV0
B6B-PH-K-S
B7B-PH-K-S
UL1061
CN101 CN4
AWG#22
1
S0V 1 S0V
+3.3V
+3.3V
+3.3V
P0V P0V
PRINTER
+24V 4 4 +24V +24V
B4B-EH B4B-EH
LVPS
(DELTA,MURATA)
MAIN PCB:B512314/B512309
Ethernet
ACTIVITY
LINK
(With
TURNS and LED)
CN14
(HL-2250DN/2270DW/2275DW)
CN7
UL1061
AWG#26
+24V 2
REG_CLU 1
292161-2
CN8 UL1061
AWG#26
2
+24V
T1_CLU
1
B2B-PH-BL
1mmPitch
CN3
FFC
HU+ 1
HU-
HV+
HV-
HW+
HW-
GND
+3.3V
U
U
U
V
V
V
W
W
W
FG+
19
FG-
9615S-19A-PP-A
1.0mmPitch
CN2
FFC
18
CENTER TAP
COIL U
COIL U
COIL V
COIL V
COIL W
COIL W
FG 11
BDN 10
+3.3V
LD_OFF
ENABLE
LD_REF
GND
LVDS
VdoData_P
LVDS
VdoData_N
GND
+3VI 1 18
9615S-18C-PP-A
9615S-18A-PP-A
1.0mmPitch
CN13
FFC
LED_TONER 1
LED_DRUM
LED_ERROR
LED_READY
PNL_SW0
GND
PNEW_SEN
TNR_SEN
LED_VCC
PEDGE_SEN 10
9615S-10A-PP-A
FFC
6-7
Regist
CLUTCH
Paper Feed
CLUTCH
HU+
1 Main
HU-
Motor Unit
HV+
HV-
HW+
MOTOR UNIT
HW-
GND
VCC3
DC
U
U
U
V
V
V
W
W
W
FG+
19
FG-
DC
Polygon
1
CENTER TAP Motor Unit
COIL U
MOTOR UNIT
COIL U
COIL V
Holeless
COIL V
COIL W
COIL W
UL1061
AWG#24
8 FG
Paper Edge
sensor
BD SENSOR
sensor
(26ppm model only)
+3.3V
PEDGE
+3VI +3.3V
9 BDN
+3.3V
LD_OFF
LD DRIVER
ENABLE
LD_REF
B512316
GND
VdoData_P
VdoData_N
GND
LD PD
+3VI
LD CTRL PCB COM
LD B512313
PANEL
1 LED_TONER
Ready Error Drum Toner
LED_DRUM
(Green) (Orange) (Yellow) (Yellow)
LED_ERROR
LED_READY
Go key
PNL_SW0
GND
PNEW TONOR SENSOR
TNR_SEN
LED_VCC
PNEW_SEN
10 PEDGE_SEN
PEDGE
PANEL PCB
B512318
Confidential