Block Diagram
Service Manual 9-1
9
Block Diagram
POPO
WEW
ER
CORCO
RD
+24V
MHVPWM
BIASPWM
THVPW
M
Cry
st
al
12MHz
Main Clock
Po
wer
On Re
set
F.
G
LSLS
U
SPGSP
G
PmPm
PANEA
NE
L
Solenoid
PT
L
THERMISTOR
HEATER-AC
MHV
OPC
GND
SU
PPL
Y
DE
V
THV
SM
PS
Blocl
oc
k
FUSER ASSYU
SE
R
A
SS
Y
EX
IT
-
SEN
SOR
FE
ED-
SEN
SOR
P/
MP
-
SE
NSO
R
FA
N
IN-
LE
T
-+
GND
+24V
+5
V
Fr
eq
.
Spre
ad
Co
ve
r-
Op
en
Sw
itc
h
H
VPSP
S
Bl
ockoc
k
CoCo
nt
ro
lle
r
Bl
oc
k
To
Co
nt
ro
ller
USB
2.
0
+3.3V
IE
EE
12
84
SCSC
F
(O
ptpt
ion)io
n)
EE
PR
OM
Vol
ta
ge
Det
ec
tor
A39A3
9777
7
MotM
ot
or Driveror
D
riv
er
CARTA
RT
RIDRI
D
GEGE
ININ
FO.FO
.
NINI
C
MAIN MOTOR
FLAFL
ASHS
H
MEMORYM
EM
OR
Y
(2MB)(2
M
B)
EMPTY SENSOR
SDRSD
RAMA
M
(16MB)(1
6M
B)
Содержание 3150 - Phaser B/W Laser Printer
Страница 1: ...laser printer Phaser 3150 Service Manual ...
Страница 2: ......
Страница 14: ...Precautions 1 6 ...
Страница 22: ...Specifications 3 4 ...
Страница 38: ...Summary of Product 4 16 ...
Страница 76: ...Alignment and Adjustments 6 12 ...
Страница 94: ...Troubleshooting 7 18 ...
Страница 112: ...Parts List 8 18 ...
Страница 114: ...Block Diagram 9 2 ...
Страница 116: ...Connection Diagram 10 2 ...