User Guide
Figure 2-39 General circuit diagram (2 of 2)
A
3
B
C
D
B7
A5B7
M
MM
SL
CL
A5
M
TP
35
SGND
SGND
Fuser ass’y
FSRSAFE2
FSRSAFE1
SGND
SGND
24VRMT
N.C.
PGND
PGND
+24VB
+24VB
SGND
DRMHP1
+24VB
/DRM3DEC
/DRM3ACC
SGND
CLEI
/BD3O
/BD2O
/BD1O
N.C.N.C.
/DRM3FG
SGND
Main drive
ass’y
MP tray ass’y
REFEEDS
SGND
SGND
MPTSL
RMCL
Registration
ass’y
/FSMFG
/FSMDEC
/FSMACC
PGND
PGND
Inter connect board
OHT sensor
(in)
+24VA
FSLP1
FSLP2
FSRTH3
SGND
FSRTH2
FSRTH1
N.C.
PGND
PGND
/VCRST
SGND
/BD4O
+24VB
+24VB
FSMFR
OHT_SNS
MPTPEND
+5VA
/ZEROX
+5VC
HEATERC
HEATER1
SGND
RD sensor (front)
SGND
OHT_LED
+24VA
+24VA
PGND
PGND
DRMFR
/DRM2ACC
/DRM2DEC
/DRM2FG
+24VA
+24VA
PGND
PGND
DRMFR
/DRM1FG
/DRM1DEC
/DRM1ACC
DRMKFR
24VAFU3
24VAFU2
DRMHP2
DRMHP3
RDSRGAIN1
DSRSR
DSRDR
SGND
SGND
DSFDR
DSFSR
RDSFGAIN1
RDSFGAIN0
100V 200V
FSRSNS
RDSRGAIN0
RDSRLED
RDSFLED
N.C.
Power supply
ass’y
LH
DC controller
SGND
SGND
WAKEENG
/VDOEN
CLEO
VDO11I
/VDO11I
VDO12I
/VDO12I
VD021
/VD021
VD022
/VD022
VDO31
/VDO31
VDO32
/VDO32
VDO41
/VDO41
VDO42
/VDO42
SGND
SGND
/TOPO
WAKE VC
VC3VOFF
+3.3VC
+3.3VC
SGND
+3.3VC+5VD
+5VD
+3.3VC
TOPI
SGND
+3.3VC
+3.3VC
+3.3VC
+3.3VC
+3.3VC
+5VA
+5VA
+3.3VA
+3.3VA
SGND
PSTYP100
+24VB
/FSRMSTOP
CHK24VB
FSR_CURRMS
/RLD
Image
scanner
ass’y
+3.3VA
FSRD
+5VB
PWRSAVE
VC5VOFF
SGND
SGND
123
J43
J93LH
87654321
J42
SR2 SR1
SR21
J105
J301
2341
J304
TB102
12
J61M
12
J61F
19 7 1654328910111213141516171820
J600
14 13 12 11 10 9 8 2345617
J130
21
J122
1234567
J109
IL201
TB211
TB210
TB110
TB 111
IL101
12345678
J511
1234567
J510
321
J93D
654321
J94D
123456
J94L
J94LH
123
J93L
123
J45
321
J44
J86DH
21
J86D
12
J86L
21
SW3
21
12345
J85L
J85LH
21
J701
321
J9
12
J702
SR8
12345
J85D
123
J90L
J90LH
321
J8
321
J90D
87654321
J107
12
TP1
M2
12
J51D
SR22
SW2
2341
J100
TB601
TB501
TB502
TB104
TB602
12
J60M
12
J60F
MT4
4123
J50D
21
H1
17 16 15 14 13 12 11 10 9 8 2345617
J121
20 18 17 16 15 14 13 12 11 10 9 8 234561719
J101
J50LA
CL1
123
J7
SL3
21
J84L
J84DH
12
J84D
SR3
M5 M3 M4
87654321
J41
12345678
J40
71654328910111213141516
J120
12345
J115
1234567
J139
J51DH
4123
J50L
231
J118
1234567
J350
123456
J352
J50DB
TB101
21
J12
J50DA
MT3
SW1
87654321
J117
12345678
J15
J50LB
21
J51L
321
J11
123
J10
SR15
SR14
21
TH2
12
TH1
21
TH3
7
1
4
1
2
3
5
6
7
5
3
2
1
4
6
5
3
2
4
4
1
2
3
5
TB105
TB106
TB107
21
J351
4
1
2
3
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
4
1
2
3
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
RD sensor (rear)
OHT sensor
(out)
Stapler
ass’y
123
J145
123
J98
/INHIBIT
GND
+24VA
12
J124
21
J99
GND
+24VA
J303: To operation panel
J306: To USB
J307: To SCB
146 Chapter 2 Solve problems ENWW