Xerox
®
Phaser
®
3020 Printer Service Manual
June 2014
BSDs
LVPS / HVPS PWB
PL 3.1
7-6
A
B
C
D
E
F
G
H
J
1
2
3
4
5
6
9.1 XEROGRAPHICS
PL 1.1
MAIN PWB
PRINT MODULE
11
J4
P4
12
10
CRUM SIGNAL
CRUM SIGNAL
DEVELOPER ENABLED
13
TRANSFER ON
15
CHARGE ON
19
CHARGE ENABLED
20
DEVELOPER ON
17
1
3
4
2
CRUM
TRANSFER
ROLL
CHARGE
SUPPLY
ROLL
DEVELOPER
ROLL
PR DRUM
1
J11
P11
3
4
2
+3.3 VDC
DC COM
+3 VDC
DC COM
DEVELOPER AC
DEVELOPER DC
18
TRANSFER ENABLED
9
8
6
2
1
4
3
Summary of Contents for Phaser 3020
Page 1: ...Xerox Phaser 3020 Service Manual 702P02829 June 2014 Initial Issue ...
Page 2: ......
Page 4: ...June 2014 2 Xerox Phaser 3020 Printer Service Manual Initial Issue ...
Page 6: ...June 2014 ii Xerox Phaser 3020 Printer Service Manual Introduction ...
Page 18: ...June 2014 1 2 Xerox Phaser 3020 Printer Service Manual Service Call Procedures ...
Page 24: ...June 2014 2 2 Xerox Phaser 3020 Printer Service Manual Status Indicator RAPs ...
Page 36: ...June 2014 3 2 Xerox Phaser 3020 Printer Service Manual Image Quality ...
Page 46: ...June 2014 3 12 Xerox Phaser 3020 Printer Service Manual IQ11 Image Quality ...
Page 48: ...June 2014 4 2 Xerox Phaser 3020 Printer Service Manual Repairs ...
Page 74: ...June 2014 4 28 Xerox Phaser 3020 Printer Service Manual REP 1 18 Repairs ...
Page 76: ...June 2014 5 2 Xerox Phaser 3020 Printer Service Manual Parts List ...
Page 88: ...June 2014 6 2 Xerox Phaser 3020 Printer Service Manual General Procedures and Information ...
Page 108: ...Xerox Phaser 3020 Printer Service Manual June 2014 BSDs THIS PAGE INTENTIONALLY BLANK ...