System Diagram
5-2
Service Manual
5.2 Connection Diagram
1.
HOT
2.
Neut
ral
FUSER
MAIN_FAN_ON
1
1
MAIN_FAN_ON
GND
2
2
GND
D_Mot
_Ou
t1
A
1
1
D_Mot
_Ou
t1
A
D_
Mot
_Out
1B
2
2
D_Mot
_Out
1B
D_Mot
_Ou
t2
A
3
3
D_Mot
_Ou
t2
A
D_
Mot
_Out
2B
4
4
D_Mot
_Out
2B
24V
2
1
24
V
24V
1
2
24
V
24V
4
3
24
V
DGND
3
4
DGND
DGND
6
5
DGND
DGND
5
6
DGND
24
VS
8
7
24VS
24
VS
7
8
24VS
5V
10
9
5V
5V
9
10
5V
5V
12
11
5V
DGND
11
12
DGND
NC
14
13
E
N_POW
ER
DGND
13
14
DGND
3.
3V
16
15
3.
3V
DGND
15
16
DGND
E
XI
T_MOT_
VREF
18
17
EXIT
_MOT_VREF
FAN_DUPLEX
17
18
FAN_DUPLEX
FAN_MAIN
20
19
FAN_MAIN
EXIT
_MOT_PHA
19
20
EXI
T_MOT_PHA
EXIT_M
OT_DIR
22
21
EXIT_MOT_DIR
nEXIT_
MOT_EN
21
22
nE
XIT_MOT_
EN
EXIT_
MOT_MS1
24
23
EXIT
_MOT_MS1
FUSER_RELAY_ON
23
24
FUSE
R_
RELAY_
ON
nD_MOT_E
N
26
25
nD_MOT_
EN
FAN_
SMPS
25
26
FAN_
SMPS
D_MOT_PHA
28
27
D_
MOT
_PHA
FUSER_ON
27
28
FUSER
_ON
Dell
2355dn
Engine
Connection
FUSER_ON
2
1
FUSER_ON
24
VS
1
2
24
VS
24
V
4
3
24V
DGND
3
4
DGND
24
V
6
5
24V
DGND
5
6
DGND
24
V
8
7
24V
DGND
7
8
DGND
24
V
10
9
24V
DGND
9
10
DGND
5V_SM
P
S
12
11
5V
DGND
11
12
DGND
5V_SMPS
14
13
5V
DGND
13
14
DGND
SMPS_RELAY_
ON
16
15
SMP
S_
R
ELAY
DGND
15
16
DGND
DUPLE
X
M
OTOR
FAN_DUPLEX
1
1
FAN_DUPLEX
24
VS
2
2
24
VS
E
xi
t
Mo
t_
Out
1A
3
1
Ex
it
Mo
t_
Out
1A
E
xi
t
Mo
t_
Out
2A
4
2
Ex
it
Mo
t_
Out
2A
Exi
t
M
ot
_Ou
t1
B
5
3
Ex
it
Mo
t_
Out
1B
Exi
t
M
ot
_Ou
t2
B
6
4
Ex
it
Mo
t_
Out
2B
24V
2
1
24
V
24V
1
2
24
V
24V
4
3
24
V
nSENS_DUPLEX0
3
4
nSENS_DUPLE
X0
DGND
6
5
DGND
DGND
5
6
DGND
24
VS
8
7
24VS
24
VS
7
8
24VS
24
VS
10
9
24VS
5V
S
9
10
5VS
nSENS_FEED
12
11
nS
EN
S
_F
EE
D
nSENS_P_REGI
11
12
nS
E
N
S_
P_
RE
GI
nS
ENS
_P_EMPTY
14
13
nSENS_P_E
M
PTY
nS
EN
S
_P
_E
X
IT
13
14
nSENS_P_EXI
T
nF
RONT_C_OPEN
16
15
nFRONT
_C_OPEN
nSENS_DUPLEX1
15
16
nSENS_DUPLE
X1
nTHV_
EN
18
17
nTHV_EN
THV_READ
17
18
T
HV_RE
AD
PWM_
THV
20
19
PW
M_THV
PW
M_MHV
19
20
PW
M_MHV
PW
M_DE
V_DC
22
21
PW
M_DEV_DC
PW
M_FUSER
_B
IAS
21
22
P
W
M_F
USER_BIAS
Controller
Engine
SMPS
HVPS
E
X
IT
M
OTOR
MA
IN
FA
N
DUP
LEX
FAN
{o
}
to
}
kl
}
z
m
vwj
m
nuk
kX
z
kY
z
wTy
z
wTm
z
wT
l
z
P-
Em
pt
y
RX
1
1
RX
GND
2
2
GND
TX
3
3
TX
24
V
24
VF
AC
INLE
T
&
POWER
SWITCH
F.G
S
M
PS_FAN
1
1
S
M
PS_FAN
GND
2
2
GND
SMPS
FAN
m
j
v
z
V~
m
j
v
z
V~
24VS
Summary of Contents for 2355 Mono Laser
Page 1: ...Dell 2355dn Service Manual 29 Jul 2010 ...
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