Brother HL-4000CN - Page 311

V
I-14
ABCDEFGHJ
1
2
3
4
5
6
2.6 Paper Supplying
2.6.1 Tray1 paper stacking
DRIVE PWB
PL15.1
DC COM
(CH1.1)
J47
3
TRAY1 SIZE SWITCH
ASSY
PL4.2
SW1
SW2
SW3
J471
4
3
1
J471
2
YEL
DRIVE PWB
PL15.1
J47
1
2
4
YEL YEL
YEL YEL
YEL YEL
J42
16
17
18
MCU AND HVPS PWB
PL15.1
J12
15
14
13
YEL YEL
YEL YEL
YEL YEL
+3.3VDC
+3.3VDC
+3.3VDC
TRAY1 NO PAPER
SENSOR
PL4.3
J472
3
5
YEL YEL
2
BLU BLU
6
+3.3VDC
(CH1.1)
DC COM
(CH1.1)
J472
1 197 12
BLU BLU YEL YEL
+3.3VDC
TRAY1 LOW PAPER
SENSOR
PL4.3
J473
38
YEL YEL
2
YEL YEL
9
+3.3VDC
(CH1.1)
DC COM
(CH1.1)
J473
1 2010
11
BLU BLU YEL
YEL
+3.3VDC
TRAY1 SENSOR AND SWITCHES
OPERATOR
LOADED PAPER
TRAY1 SIZE SWITCH1
ON(L) +3.3VDC
TRAY1 SIZE SWITCH2
ON(L) +3.3VDC
TRAY1 SIZE SWITCH3
ON(L) +3.3VDC
TRAY1 NO PAPER
SENSED(H) +3.3VDC
TRAY1 LOW PAPER
SENSED(H) +3.3VDC
2.7.1
TRAY1
PAPER STACK
POSITIONED
YEL
TRAY1
SIZE SWITCH1
SIGNEL
DI-18
1
CONTROL
LOGIC
2.6.4
TRAY1
SIZE SWITCH2
SIGNEL
2.6.4
TRAY1
SIZE SWITCH3
SIGNEL
2.6.4
DI-11
DI-15
TRAY1
N O PA PA R
SENSED SIGNEL
2.6.4
1
Refer the relationship
between the status of TRAY1
SIZE SWITCH ASSY and display
of Diagnostic code "DI-18".
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