Service manual
VI-15
ABCDEFGHJ
1
2
3
4
5
6
DOUBLE
PLUG
CONNECTOR
DOUBLE
PLUG
DOUBLE
PLUG
SWITCH ASSY SIZE
(TRAY2)
PL15.3
2.6.2A TRAY2 PAPER STACKING (OPTION FEEDER SINGLE TRAY)
PWBA OPTFDR
PL15.5
DC COM
(2.1.1)
J82
3
SW1
SW2
SW3
J821
4
3
1
YEL
PWBA
OPTFDR
PL15.5
J82
1
2
4
YEL YEL
YEL YEL
YEL YEL
J81
11
12
13
MCU HL-4200
PL12.1
J21
16
15
14
YEL YEL
YEL YEL
YEL YEL
+3.3VDC
+3.3VDC
+3.3VDC
SENSOR PHOTO
(TRAY2 NO PAPER
SENSOR)
PL15.4
J822
35
YEL YEL
2
YEL YEL
6
+3.3VDC
(2.1.1)
DC COM
(2.1.1)
J822
1 167 11
YEL YEL YEL YEL
+3.3VDC
SENSOR PHOTO
(TRAY2 LOW
PAPER SENSOR)
PL15.5
J823
38
YEL YEL
2
YEL YEL
9
+3.3VDC
(2.1.1)
DC COM
(2.1.1)
J823
1 1810 9
YEL YEL YEL YEL
+3.3VDC
OPERATOR
LOADED PAPER
TRAY2
SIZE SWITCH(SW1)
ON(L) +3.3VDC
TRAY2
SIZE SWITCH(SW2)
ON(L) +3.3VDC
TRAY2
SIZE SWITCH(SW3)
ON(L) +3.3VDC
TRAY2 NO PAPER
SENSED(H) +3.3VDC
TRAY2 LOW PAPER
SENSED(H) +3.3VDC
2.7.3A
TRAY2
PAPER STACK
POSITIONED
TRAY2
SIZE SWITCH
(SW1)SIGNAL
DI-20
1
CONTROL
LOGIC
2.6.4
TRAY2
SIZE SWITCH
(SW2)SIGNAL
2.6.4
TRAY2
SIZE SWITCH
(SW3)SIGNAL
2.6.4
DI-12
DI-16
TRAY2
NO PAPAR
SENSED
SIGNAL
2.6.4
A
B
A
B
2
2
2
2
J210
A3
P210
A11
TRAY2 SENSOR AND SWITCHES
J821
2
YEL
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
YELYEL
YELYEL
YELYEL
YELYEL
YELYEL
J8220
1
P8220
3
GRY GRY
P8220
1
J8220
3
22
GRY GRY
GRY GRY
3 24
YEL YEL
+3.3VDC
A3A11B3B11
YEL YELYELYEL
DC COM
(2.1.1)
TRAY
MODULE
DETECTED
(L)+3.3VDC
DI-34
TRAY2 SIZE SWITCH
(DISPLAY)
DI-21
DI-22
DI-23
1
Paper Size
LEGAL14"(SEF)
LEGAL13"(SEF)
EXECUTIVE(SEF)
B5(SEF)
A4(SEF)
LETTER(SEF)
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
OFF
OFF
OFF
ON
Display Data
00
07
02
04
05
01
03
06
2
The table shows relationship
between ON/OFF status of
SWITCH ASSY SIZE switches
and Diag [DI-20] display
data.
Virtual Line
2.6 Paper Supplying