HP M5025 - LaserJet MFP B/W Laser - Page 556

Wiring diagram (scanner)
Fr ont panel si gnal
CO
N
1
LVDS si gnal
CO
N2
1
C
O
N
5
2 3
C
O
N9
home sensor
Cont r ol Cont r ol 1 si gnal si gnal
3. 3V
DDM R, G,B DDP Si gnal
CON3
PI N2 5 V PI N3
C
ON
6
Run_i n PI N5 1
C
O
N
0
4
24V
C
O
N
7
ADF Mot or cont r ol si gnal Two gr oups of
si gnal
C
O
N
8
f eedback si gnal f eedback si gnal
PI N3 2
C
O
N
1
0
Paper LED
ASI C
ZORA M411
0
LVDS I C
si gnal
Paper si ze sensor 1 Paper si ze sensor 2
CCD/ B
Po we r boar d
home sensor
inverter
CCFL
lamp
Cover l i d sensor
Mai n
Bo a r d
PI N5 ~ ~ PI N1 7
ADF
Bo a r d
Mot or
ci r cui t
PI N18~~
PI N2 5
Figure 6-5 Wiring diagram (scanner)
526 Chapter 6 Troubleshooting ENWW