Xerox Phaser 3020

Xerox
®
Phaser
®
3020 Printer Service Manual
June 2014
BSDs
PL 1.1
MAIN PWB
A B C D E F G H J
1
2
3
4
5
6
3.1 COMMUNICATIONS
7-2
USB
1
J3
2
3
4
DC COM
PL 2.1
WNPC (WiFi) PWB
DC COM
+3.3 VDC
1
P14J14
11
5
4
6
6
7
8
DC COM
+3.3 VDC
11 1
3
9
+3.3 VDC +3.3 VDC
DC COM DC COM
2
10
8
4
WITH WIRELESS
MODEM
PL 2.1
CONTROL PANEL PWB
DC COM
+3.3 VDC
1
P2J2
9
3
7
DC COM
+3.3 VDC
8
2
READY LED
POWER KEY
TONER LED
8 2
9 1
DC COM
+3.3 VDC
4
6
ERROR LED
5
5
POWER LED
6
4
WPS KEY
WPS LED
7
3
9
3
DC COM
2
10
DC COM
DC COM
DC COM
+3.3 VDC
+3.3 VDC
DC COM
DEBUG
1
J1
2
3
4
+3.3 VDC
WIDTH SENSOR
FEED SENSOR
SIGNAL
SIGNAL
SIGNAL
SIGNAL
SIGNAL