Sharp AR-C150 Service Manual page 52

b.PCU PWB
Mode Operates.
Sleep Does not operate.
Preheat Refer to "d. Signals controlled by
the PCU PWB in the pre-heat
mode".
Normal Operates.
c.ICU PWB
Mode Operates.
Sleep Does not operate.
Low power
Normal Operates.
(Signals controlled by the PCU PWB in the pre-heat mode)
Section Signal name
Manual MPWS Manual feed width
paper feed detection
MPLD1 Manual feed
length detection
MPLD2 Manual feed
length detection
MTOP1 Manual feed tray
pull-out detection
MTOP2 Manual feed tray
pull-out detection
MPED Manual feed
paper empty
detection
∗
Paper feed C SS1 Paper size
tray detection
∗
C SS2 Paper size
detection
∗
C SS3 Paper size
detection
∗
C SS4 Paper size
detection
∗
PED Paper empty
detection
∗
LUD Paper upper limit
detection
∗
C PD1 Paper remaining
quantity detection
1
∗
LUM_ENB Paper tray lift-up
motor
∗
Paper PFD Cassette paper
transport feed detection
PPD1 Paper detection in
front of RR roller
POD Machine paper
exit detection
PODF Finisher paper exit
detection
PFM Paper feed motor
TRC Transport clutch
MPFS Manual paper
feed solenoid
MPFC Manual paper
feed clutch
∗
CPFS Cassette paper
feed solenoid
∗
CPFC Cassette paper
feed clutch
RRM_START RR motor
NOTE
NOTE
Operation in the
Content
pre-heat mode
Does not
operate.
Does not
operate.
Does not
operate.
Section Signal name
Developing PRD_AN?
Fusing HLPR
Waste TBBOX
toner
TFD
Image DMENB
process
DVKM
DVCM
HPCH
PRD_ANRTH Image process
Coin CV_COPY
vendor
(Japan
CV_CLCOPY
only)
CV_COUNT
CV_START
CV_COLOR
CV_SIZE0
CV_SIZE1
CV_SIZE2
CV_SIZE3
Scanner MHPS
(reading)
SMENB
Copy lamp CL
Fan CFM
VFPWM
LSUPWM
OZFM
Others DSWF
DDSW
RDSWU
RDSWD
PSPR
MCLKA
MCLKB
DHPR
6 – 6
Operation in the
Content
pre-heat mode
Toner Does not
concentration operate.
detection
HL power relay ON
Waste toner bottle Does not
installation operate.
detection
Waste toner full
detection
All OPC drum Does not
drive motor operate.
Developing motor
(Black)
Developing motor
(Color)
Toner hopper
installation
detection
temperature
detection
❍
B/W copy allow
signal (No Money
insertion →
Color copy allow
Detection ;
signal
pre-heat mode
canceled)
Count signal Does not
operate.
Copy start signal
Color signal
Size signal 0
Size signal 1
Size signal 2
Size signal 3
Mirror home Does not
position detection operate.
Scanner (writing)
motor
Scanner lamp Does not
operate.
Scanner (reading) Does not
cooling fan operate.
Fusing Operates. (Only
exhaust/cooling the fusing
fan exhaust fan is
operable.)
LSU cooling fan Does not
(LSUFM) operate.
Ozone exhaust
fan
Front door open Does not
detection operate.
Paper exit door
open detection
Paper fed upper
door open
detection
Paper feed lower
door open
detection
Main power relay OFF
Paper tray lift Does not
motor/Toner motor operate.
Dehumidifier Operates.
heater power relay