Epson AcuLaser C2900N Service Manual page 654

Chapter 7 Wiring Diagrams and Signal Information
§ 9 CONTROLLER
PWBA ESS
PL8.1.7
+3.3VDC
+5VDC
+3.3VDC
+5VDC
Epson AcuLaser C2900N
HARNESS ASSY ESS MG SFP
PL9.1.1
P/J101
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
HARN ASSY ESS VIDEO
P/J111 PL9.1.2
1
2
3
4
5
6
7
8
HARN ASSY ESS POWER
PL9.1.10
P/J401
1
2
3
4
HARNESS ASSY B
PL9.1.12
P/J29
14
13
12
11
10
9
8
7
6
5
4
3
2
1
TEST PRINT
SG
+3.3VDC
DEEP SLEEP
SG
STS
CMD
CREADY
SREADY
SG
VSYNC K
VSYNC C
VSYNC M
VSYNC Y
SG
HSYNC
SG
NC
SG
DATA K
SG
DATA C
SG
DATA M
SG
DATA Y
+5VDC
SG
+3.3VDC
SG
HARNESS ASSY PNL A
PL1.2.12
P/J5301
SG
1 14
UI-RESET
2 13
LED
3 12
+3.3VDC
4 11
WKUPL
5 10
SG
6 9
RXD
7 8
TXD
8 7
SG
9 6
SPEAKER
10 5
SG
11 4
+5VDC
12 3
SG
13 2
SG
14 1
7 - 23
Revision B
PWBA MCU
PL8.2.13
P/J10
+3.3VDC
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P/J11
8
7
6
5
4
3
2
1
PWBA LVPS
PL8.2.1
+5VDC
P/J40
+3.3VDC
1
2
3
4
CONSOLE ASSY
PANEL
PL1.2.3
P/J202
1
+5VDC
2
3
4
5
6
7
8
9
10
11
12
13
14
MOG07011KB
Confidential