Brother HL-4000CN - Page 328

V
I-31
ABCDEFGHJ
1
2
3
4
5
6
2.8 XEROGRAPHICS
DOUBLE
PLUG
MCU AND HVPS PWB
PL15.1
MCU AND HVPS PWB
PL15.1
WASTE TONER
SENSOR
PL5.1
J142
1
J140
13
YEL YEL
3
YEL YEL
11
+5VDC
(CH1.1)
DC COM
(CH1.1)
J142
2
P141
2
J141
2
J140
12
YEL YEL YEL YEL
+3.3VDC
WASTE TONER FULL
SENSED(H) +3.3VDC
DOUBLE
PLUG
J141
3
1
P141
1
3
YEL YEL
YEL YEL
CONTROL
LOGIC
J13
16
ADC SENSOR
ASSY
PL5.1
YEL YEL
DOUBLE
PLUG
J1361
5
P1361
1
J136
1
YEL YEL
13
14
+5VDC
(CH1.1)
DC COM
(CH1.1)
24
33
4
3
YEL YEL
YEL YEL
YEL YEL
YEL YEL
J136
5
2
DOUBLE
PLUG
P1361
5
J1361
1
24
YEL YEL
YEL YEL
J13
12
15
YEL YEL
YEL YEL
HUM TEMP
SENSOR
PL4.2
DOUBLE
PLUG
J24
4
2
+5VDC
(CH1.1)
DC COM
(CH1.1)
J2361
4
P2361
1
23
J231
1
3
YEL YEL
YEL YEL
YEL YEL
YEL YEL
J231
2
4
DOUBLE
PLUG
P2361
2
J2361
3
4
1
YEL YEL
YEL YEL
J24
3
1
YEL YEL
YEL YEL
HUMI
TEMP
ADC VOUT
ADC MONITOR
LED ON
2.8.7 ADC and environment sensing
DC COM
ADC
CONTROL
LOGIC
2.8.8
2.8.8
2.8.8
2.8.8
HUMI SIGNAL
TEMP SIGNAL
ADC SENSOR
SENSED SIGNEL
1
1
1
1
WASTE TONER FULL
SENSED SIGNAL
A
B
A
B
1
Imaginary Line