Brother HL-4200CN - Page 331

VI-32
ABCDEFGHJ
1 2 3 4 5 6
PWBA HBN DRV PL12.1
2.8.5 LOW TONER SENSING
J51
9
+5VDC
(2.1.1)
SENSOR NO TONER(Y) PL10.1
J701
1
YEL YEL
J701
2
MCU HL-4200 PL12.1
PWBA HBN DRV PL12.1
J51
8
GRY GRY
J42
8
J12
23
VIO VIO
TONER DISPENSE MECHANISM
3
NO TONER SENSOR(Y) SENSED SIGNAL
+3.3VDC
DI-c
A
B
C
D
CONTROL LOGIC
2.8.8 2.8.8 2.8.8 2.8.8
1
1
Virtual Line
DC COM
(2.1.1)
7
GRY GRY
CONTROL LOGIC
6
+5VDC
(2.1.1)
SENSOR NO TONER(M) PL10.1
J702
1
VIO VIO
J702
2 5
GRY GRY
3
B
DC COM
(2.1.1)
4
GRY GRY
CONTROL LOGIC
3
+5VDC
(2.1.1)
SENSOR NO TONER(C) PL10.1
J703
1
BLU BLU
J703
2 2
GRY GRY
3
C
DC COM
(2.1.1)
1
GRY GRY
CONTROL LOGIC
12
+5VDC
(2.1.1)
SENSOR NO TONER(K) PL10.1
J704
1
GRY GRY
J704
2 11
GRY GRY
3
DC COM
(2.1.1)
10
GRY GRY
CONTROL LOGIC
D
9 22
VIO VIO
+3.3VDC
10 21
VIO VIO
+3.3VDC
7 24
VIO VIO
+3.3VDC
A
DI-38
NO TONER SENSOR(Y)
(NO TONER)
NO TONER SENSOR(M) SENSED SIGNAL
DI-d
DI-39
NO TONER SENSOR(M)
(NO TONER)
NO TONER SENSOR(C) SENSED SIGNAL
DI-e
DI-3a
NO TONER SENSOR(C)
(NO TONER)
NO TONER SENSOR(K) SENSED SIGNAL
DI-f
DI-3b
NO TONER SENSOR(K)
(NO TONER)
1
1
1
NO TONER SENSOR(Y) SENSED SIGNAL NO TONER SENSOR(M) SENSED SIGNAL NO TONER SENSOR(C) SENSED SIGNAL NO TONER SENSOR(K) SENSED SIGNAL
NO TONER SENSOR(Y) SENSED SIGNAL NO TONER SENSOR(M) SENSED SIGNAL NO TONER SENSOR(C) SENSED SIGNAL NO TONER SENSOR(K) SENSED SIGNAL
2.8 XEROGRAPHICS