User Guide

Circuit diagrams
Figure 2-31 General circuit diagram (1 of 2)
65
SL
13
13
TP
23
23
23
17
17
23
GND
GND
GND
MPT media
out sensor
TAGOUT GND /MPPSNS
LPWM +5V GND VDO2 VDO1 /VDO1 GND CNT2 CNT1 CNT0 /VDO2 /BDI
GND
SL1
PSNS1
AC-H AC-N
+24U
+3.3V
GND
/TRAYSNS GND
/OPFTRAYS1
PF media
presence sensor
GND
J461
J451
J230
Formatter
Fuser unit
Laser scanner unit
Cartridge door switch
Interlock
switch
/24VCOFF
/24VBOFF
3.3VBOFF
3.3VCOFF
+3.3VA
GND
+3.3VB
GND
+3.3VC
+3.3VC
GND
GND
/24VAOFF
CH VOLT
SDA
WAKE ENG
CNT0
CNT2
/BDI
LPWM
SCL
/CCRT
SCLK
SC
/BDO
GND
GND IOTRXD
+24VB
GND
+24VC +24VD
+3.3VA
+3.3VC
3.3VB FDOOR SNS
Paper feeder
IOTTXD RLTEST
Low-voltage
power supply
WAKE VC
CNT1
+24VC
GND
CH_VOLTOFF
WAKE ENG WAKE VC +3.3VA GND SDA SCL
/CCRT /VDO2 VDO2 GND VDO1
/VDO1
GND /BDO
SC SCLK
GND GND GND
+5VA +5VA
GND
+3.3VB +3.3VB
RLGND
VLIM
/RLOFF2
ZEROX
SQUARE
SIN
/RLOFF3
+24VD
GND
IOTTXD
IOTRXD
CURRMS
CURLIM
FSRD
FSRMSK
RLYD34
RLYD1
/RLOFF1
J200
J1703
J260
+3.3VC /FUSNS
FULLSNS
+3.3VC
Face-up
sensor
+3.3VC CSTPSNS GND TAGIN
21
J15B
12
J15A
J1800
J1800
21
J2702
23451
J1002
12
J2307
81234567 910
J4209
1234567
J1803
TB2
TB1
J2700
J4205
8
J1812
J4205
J1701
J2701
J2701 J1801
J1801
J2700
21
J2306
1
1
23
23
1
20
J1312
J1314
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
17
18
19
21
22
23
2
3
4
5
6
7
10
11
12
13
15
123456
J2303
321
J2302
12
J2401
23
22
21
20
19
18
17
16
15
14
13
7
321
J6
21
H1
12
TP1
INL1001
FT1 FT2
32
SW501
21
J406
21
J407
21
SW461
J1811
J100
J2704 J2703 J1404
J8007LA
J8007DA
12
SW235
PS451
PS205
J1001
J1401 J1403 J1402
PS3
123
J2301
PS1
PS4
321
J4
123
J3
4 1 2 3 5 6 7 8 9
10 11 12 13
J1011
321
J405
SL3
4 1 2 3 5 6 7 8 9
10 11 12 13
15
14
13
12
11
10
9
8
7
6
5
3
2
4
16
J1302 J1303 J1301 J1304 J1313 J1311
8
12
11
10
9
6
5
3
2
4
21
SW260
J100
J1702
14
9
17
18
19
20
21
22
22
21
20
19
18
17
16
16
4 1 2 3
5 6 7 8 9
10 11 12 13 14 15 16 17
17 16 15 14 13 12 11 10
9 8 7 6 5 3 2 1 4
123456
J9999
PF pickup solenoid
PF cassette
presence switch
Face-down output
bin media-full sensor
Cassette
detection
switch
Memory
tag
CST
media
out sensor
Laser driver
78
ENWW
Tools for troubleshooting
121