user manual

Circuit diagrams
Figure 3-39 General circuit diagram
A
6 5 4 3 12
B
C D
B7
A5
B7
M
SL
23
23
MM
M
M
MM
SL
CL
A5
17
7
23
23
M
TP
SL
21
35
M
M
M
SL
5
+5VA
PREEXP2
+5VA
PREEXP3
+5VA
PREEXP4
+5VA
PGND
SGND SGND
SGND SGND SGND SGND
PREEXP2
Fuser unit
FSRSAFE2 FSRSAFE1 SGND SGND 24VRMT
N.C.
+5VA
PREEXP3
+5VA
PREEXP1
PGND PGND
+24VB +24VB
SGND
DRMHP1
+24VB
/DRM3DEC /DRM3ACC
SGND
CLEI
PREEXP4
/BD3O
/BD2O
/BD1O
DUPSL
DUPMPHA
DUPMI0A
DUPMI1A
DUPMI1B
DUPMI0B
DUPMPHB
2TRNCNT
2TRCNT
2TRS
HVTCLK
1TR2S
1TR1S
HVDACLK
HVDALD
SGND
N.C.N.C.
PGND FAN1LK
SGND PGND
C/K laser unit
SCN UNIT
SGND I2CSDA
WTSSNS SGND SGND SGND SGND
/DRM3FG
SGND
Drive unit
MP tray unit
REFEEDS SGND SGND MPTSL
VSS1 VSS2 VSS3
RMCL
Registration unit
/FSMFG /FSMDEC /FSMACC PGND PGND
Duplex unit
Inter connect board
YMCK
MCK
OHT sensor (in)
+24VA
LD2CTRL2 LD2CTRL1
/VDO22 /VDO21
VDO22 VDO21
/BD2I
LD2CTRL0
LD2PDOUT LD1PDOUT
SGND
/VDO120
VDO120
LD1CTRL2 LD1CTRL1 LD1CTRL0
/VDO110
VDO110
/VDO42
VDO42
LD4CTRL2 LD4CTRL1 LD4CTRL0
/VDO41
VDO41
/BD4I
LD4PDOUT LD3PDOUT
/VDO32
VDO32
LD3CTRL2 LD3CTRL1 LD3CTRL0
/VDO31
500-sheet PF
DEVHP
HVTCLK
FSLP1 FSLP2 FSRTH3 SGND FSRTH2 FSRTH1 N.C. PGND PGND
/VCRST
SGND
/BD4O
/SCN4ACC /SCN4DEC
/HVRESET
DUPMIDWN
+24VB +24VB
FSMFR
+24VB
HVDALD HVDACLK HVDATA1 DEV1CNT DEV2CNT DEV3CNT
OHT_SNS
PAPOUT
MPTPEND
+5VA
/SCN2ACC /SCN2DEC
PGND
+24VA +24VA
DEV4CNT DEVMPHB DEVMIOB DEVMIOA DEVMPHA FAN2D FAN2LK FAN3D
VSS4
VIN1 VIN2 VIN3 VIN4
/ZEROX
FAN1D
+5VC
HEATERC HEATER1
SGND
1TR1:JP801-JP802 1TR2:JP826-JP827 1TR3:JP851-JP852
FAN3LK
1TR4:JP876-JP877
PRI1:JP201-JP202
PRI2:JP226-JP227
PRI4:JP276-JP277
PRI3:JP251-JP252
BL1 :JP301-JP302
BL2 :JP326-JP327
BL3 :JP351-JP352
BL4 :JP376-JP377
RS1 :JP401-JP402
RS2 :JP426-JP427
RS3 :JP451-JP452
RS4 :JP476-JP477
DEV1:JP501-JP502
DEV2:JP526-JP527
DEV3:JP551-JP552
DEV4:JP576-JP577
+5VA
1TR4S
1TR3S
PGND
+24VB PGND +24VB PGND
PGND FAN2LK FAN3D FAN3LK
SGND
HVDATA2
I2CSCK
/HVRESET
WTMON WTMSNS
HVT-D
RD sensor (front)
INPOPIN
PGND
INPOPOT
INPOPCLK
INPOPTMG
+24VA
+5VA
FP_5V
/FPCS
FPCLK
FPI
FPO
DEVMOUT0B DEVMOUT1B DEVMOUT0A DEVMOUT1A
FEEDMOUT0A FEEDMOUT1A FEEDMOUT0B FEEDMOUT1B
SGND OHT_LED
RTSNS1 RTSNS2 RTSNS3 RTSNS4
Toner collection box full sensor
Y M C K
+24VA +24VA
PGND PGND
DRMFR
/DRM2ACC /DRM2DEC
/DRM2FG
+24VA +24VA
PGND PGND
DRMFR
/DRM1FG
/DRM1DEC /DRM1ACC
DRMKFR
24VAFU3 24VAFU2
DRMHP2 DRMHP3
Simplex model
E-label (Y)
FAN2D
SGND
SGND
1TRHP
24VAFU2
1TRSL
Y
RDSRGAIN1 DSRSR DSRDR SGND SGND DSFDR DSFSR RDSFGAIN1 RDSFGAIN0
100V 200V
FSRSNS
RDSRGAIN0
Toner level sensor
RDSRLED RDSFLED
N.C.
2TRCLK
DUP_SL
+24VB
DUPMPHAD
DUPMPHAND
DUPMPHBD
DUPMPHBND
HVT-T
2TR :T901
Power supply
LH
DC controller
SGND
DP
DN
VBUS
SGND
WAKEENG
/VDOEN
CLEO
VDO11I
/VDO11I
VDO12I
/VDO12I
VD021
/VD021
VD022
/VD022
VDO31
/VDO31
VDO32
/VDO32
VDO41
/VDO41
VDO42
/VDO42
SGND
SGND
/TOPO
WAKEVC
VC3VOFF
SGND SGND
+3.3VC
CHK24VB
+24VB
PGND
SGND
+3.3VC +3.3VC
SGND
+3.3VC
+3.3VC
PREEXP1
+3.3VA
+5VD +5VD +3.3VC TOPI SGND +3.3VC +3.3VC +3.3VC
+3.3VC
+3.3VC
SGND
PAPFULL
+3.3VC
FSPRS
+3.3VC +3.3VC
+5VA +5VA +3.3VA +3.3VA SGND PSTYP100 +24VB /FSRMSTOP CHK24VB FSR_CURRMS /RLD
+3.3VA
SGND
Operation panel
SGND
3.3VFP
SGND
KEYS
+3.3VA
FSRD
CSTLUPS
CSTPEND
SGND
+3.3VC +3.3VC
SGND
CSTSNS
SGND
+3.3VC
24VAFU2
CSTSL
+3.3VC
SGND
CSTPWIDTH
PWRSWON
/SWLED
+5VB
PWRSAVE VC5VOFF
SGND
LUPMOUT0B LUPMOUT1A LUPMOUT0A
+5VDFU1
+5VDFU1 +5VDFU1 +5VDFU1
VDO31
TONLED1 TONLED2 TONLED3 TONLED4
SHIELD
SGND
LUPMOUT1B
Cassette pickup drive unit
Lifter drive unit
Auto-close unit
WTLED
USB I/F
J31
12345
J306
21
J89L
J89LH
21
J89D
123
J81D
J81LH
1
2
3
J81L
1
23
J24
SR10
123
J79D
123
J43
J93LH
87654321
J42
J82DH
1234
J6
321
J71D
J76LH
J74H
J73H
321
J73D
321
J73L
1
2
3
J96D
J96LH
321
J96L
J72H
123
J72D
J71H
12
34
56
J76L
12345678
J92D
J92DH
12345678
J92L
J80DH
321
J80D
321
J80L
123456
J76D
123
J780
1234
J113
1234
J201
21
SL4
M7
1234
J78
1234567
J141
11 10 9 8 2345617
J140
1
2
3
J79L
J79LH
1
2
J83L
J83DH
21
J83D
321
J82L
1
2
3
J5
SR20
M12
123
J82D
SR2 SR1
SR21
M13
SR13
321
J3
12
3
J4
J105
98 2
3
4
561
7
J30
98 234561
7
J303
J301
11 10 9 8 2345617
J112
2341
J304
TB102
12
J61M
1
2
J61F
1791 654328910111213141516171820
J600
123
J95D
123
J95L
J95LH
98 2345617
J123
J116
123456
J202
12
J21D
J21DH
12
J21L
J130
21
J122
FM1
SR9
87654321
J126
1234567
J109
4321
J131
123
J74D
1
23
J71L
12345
J75D
98 2345617
J97D
12
3
J74L
J98LH
123
4
J2
4321
J98L
1
23
4
J108
4321
J98D
IL201
TB211
TB210
TB110
TB 111
IL101
716543289
J97L
J97DH
123
J70D
123
J91L
54321
J75L
J77L
J91DH
1
23456
7
8
J511
1
2
3
4
5
67
J510
71654328910
11
J88L
12
SL1
LED5
1
23
J16
13 1211 10 9 8 2345617
J127
J87DH
J88DH
11 1 0 9 8 2345617
J88D
12
J87D
J70LH
321
J1
321
J46
J75DH
321
J91D
J77LH
12
J701S
123
J70L
1
2
3
J9S
7654321
J109S
321
J93D
654321
J94D
123456
J94L
J94LH
1
2
3
J93L
123
J45
321
J44
J86DH
21
J86D
12
J86L
2
1
SW3
2
1
12345
J85L
J85LH
J57LH
21
J701
321
J9
54321
J85S
12
J702
SR8
J26DH
321
J26D
J27DH
1
23
J27D
1
2
345
J85D
123
J90L
J90LH
321
J8
321
J90D
87654321
J107
12
TP1
321
J27L
123
J26L
FM2
654321
J262
321
J72L
M2
J200
12
J51D
J250
LED4
SR22
J77D
J137
J58LH
1234
J58L
SW2
2341
J100
TB601
TB501
TB502
TB104
TB602
J111
J110
12
J60M
12
J60F
MT4
4123
J50D
4321
J58D
12
3
4
J57D
18
J106
21
H1
J121
1
234
J20
20 1819
J101
J114
1234
J138
J50LA
21
SW4
SR7
LED2LED1
J55DA
SR11
SR6 SR5
CL1
21
J87L
SR17
LED7LED6 LED8
1
2
3
J7
SL3
21
J84L
J84DH
1
2
J84D
SR3
M5 M3 M4
87654321
J41
12345678
J40
71654328910111213141516
J120
FM3
M10
LED3
123
4
5
J115
123456
7
J139
M8
M9
105J305J
1
2
3
J119
J51DH
4123
J50L
2
31
J118
321
J47
123
J48
21
SL2
M11
1234567
J350
1
2
34
5
6
J352
J50DB
TB101
21
J12
J50DA
MT3
SW1
1234
J261
87654321
J117
12345678
J15
J50LB
21
J51L
4321
J57L
4321
J56
1234
J55
4321
J25
321
J11
123
J10
SR15
SR14
21
TH2
12
TH1
21
TH3
7
17
1
4 1 2 3 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
4 1 2 3 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23
4 1 2 3 5 6 7 8 9 10 11 12 13 14 15 16 18 19 20 21 22 23
4 1 2 3 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23
4 1 2 3 5 6 7 5 3 2 1 4
6 5 3 2 4
4 1 2 3 5
4
1
2
3
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
3
2
4
1
4 1 2 3 5 6 7
4 1 2 3 5 6 7 8 9 10 11 12 13 14 15 16 17
4 1 2 3 5 6 7 8 9
10 11 12 13 14 15 16 17
4321
J251
TB105 TB106 TB107
21
J351
1
2345678
J107S
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
5 3 2 4 1
RD sensor (rear)
OHT sensor (out)
E-label (M)
E-label (C) E-label (K)
Environment sensor
Y/M laser unit
17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
7165432891011121314151617
7165432891011121314151617
7165432891011121314151617
7165432891011121314151617
7165432891011121314
ENWW
Tools for troubleshooting
295