Brother HL-4000CN - Page 312

V
I-15
ABCDEFGHJ
1
2
3
4
5
6
2.6 Paper Supplying
2.6.2 Tray2 paper stacking
DRIVE PWB
PL15.1
DC COM
(CH1.1)
J82
3
SW1
SW2
SW3
J821
4
3
1
GRY
DRIVE
PWB
PL15.1
J82
1
2
4
GRY GRY
GRY
GRY
GRY
GRY
J81
11
12
13
MCU AND HVPS PWB
PL15.1
J21
16
15
14
YEL YEL
YEL YEL
YEL YEL
+3.3VDC
+3.3VDC
+3.3VDC
TRAY2 NO PAPER
SENSOR
PL17.3
J822
35
GRY GRY
2
GRY GRY
6
+3.3VDC
(CH1.1)
DC COM
(CH1.1)
J822
1
167 11
GRY GRY
YEL YEL
+3.3VDC
TRAY2 LOW PAPER
SENSOR
PL17.3
J823
38
GRY GRY
2
GRY GRY
9
+3.3VDC
(CH1.1)
DC COM
(CH1.1)
J823
1
1810 9
GRY
GRY
YEL YEL
+3.3VDC
OPERATOR
LOADED PAPER
TRAY2
SIZE SWITCH1
ON(L) +3.3VDC
TRAY2
SIZE SWITCH2
ON(L) +3.3VDC
TRAY2
SIZE SWITCH3
ON(L) +3.3VDC
TRAY2 NO PAPER
SENSED(H) +3.3VDC
TRAY2 LOW PAPER
SENSED(H) +3.3VDC
2.7.3
TRAY2
PAPER STACK
POSITIONED
TRAY2
SIZE SWITCH1
SIGNEL
DI-20
1
CONTROL
LOGIC
2.6.4
TRAY2
SIZE SWITCH2
SIGNEL
2.6.4
TRAY2
SIZE SWITCH3
SIGNEL
2.6.4
DI-12
DI-16
TRAY2
NO PAPAR
SENSED
SIGNEL
2.6.4
1
Refer the relationship
between the status of TRAY2
SIZE SWITCH ASSY and display
of Diagnostic code "DI-20".
Paper Size
LEGAL14"
LEGAL13"
EXECUTIVE
B5
A4
LETTER
A5
No Cassette
SW1
ON
OFF
ON
ON
ON
OFF
OFF
OFF
SW2
ON
OFF
ON
ON
ON
OFF
OFF
OFF
SW3
ON
OFF
ON
ON
ON
OFF
OFF
ON
Display
00
07
02
04
01
03
06
A
B
A
B
2
2
2
2
2
Imaginary Line
CONNE
CTOR
DOUBLE
PLUG
J210
A3
P210
A11
TRAY2 SENSOR AND SWITCHES
J821
2
GRY
DOUBLE
PLUG
A12
A13
B3
B5
A2
A1
B11
B9
J810
B3
P810
B11
B12
B13
A4
A6
B2
B1
A11
A9
YEL YEL
YEL YEL
YEL YEL
YEL YEL
YEL YEL
YEL YEL
YEL YEL
YEL YEL
YEL YEL
YEL YEL
J8220
1
P8220
3
DOUBLE
PLUG
P8220
1
J8220
3
22
3 24
YEL YEL
+3.3VDC
A3A11B3B11
YEL YELYEL YEL
DC COM
TRAY
MODULE
SET(H)
+3.3VDC
DI-34
TRAY2 SIZE SWITCH
ASSY
PL17.2