Kyocera 255b, Service Manual

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2K3/2L3
2-3-9
YC3 1 3.3VLED O 3.3 V DC 3.3 V DC power output to DUS
Connected to
duplex
sensor, MP
paper sensor
and feed
sensor 2 GND - - Ground
3 DU_REG I 0/3.3 V DC DUS: On/Off
4 3.3VLEDDS O 3.3 V DC 3.3 V DC power output to MPPS
5 GND - - Ground
6 MPF_EMPTY I 0/3.3 V DC MPPS: On/Off
7 3.3VLED O 3.3 V DC 3.3 V DC power output to FS
8 GND - - Ground
9 PAPER_JAM I 0/3.3 V DC FS: On/Off
YC4 1 24V4 O 24 V DC 24 V DC power output to EFM
Connected to
eject fan
motor 2 EJECT_FAN_
REM O 0/24 V DC EFM: On/Off
YC5 1 EJE_SOL_PUL O 0/24 V DC FSSOL: On(Pressurizing)/Off
Connected to
feedshift
solenoid 2 +24V4 O 24 V DC 24 V DC power output to FSSOL
3 EJE_SOL_RE
TURN O 0/24 V DC FSSOL: On(Release)/Off
YC6 1 EJECT A O 0/24 V DC(pulse) EM drive control signal
Connected to
eject
motor,job
paper full
sensor,
paper full
sensor and
eject sensor 2 EJECT B O 0/24 V DC(pulse) EM drive control signal
3 EJECT /A O 0/24 V DC(pulse) EM drive control signal
4 EJECT /B O 0/24 V DC(pulse) EM drive control signal
5 3.3VLED O 3.3 V DC 3.3 V DC power output to JPFS
6 GND - - Ground
7 EJE_FULL_U
PPER I 0/3.3 V DC JPFS: On/Off
8 3.3VLED O 3.3 V DC 3.3 V DC power output to PFS
9 GND - - Ground
10 EJE_FULL_D
OWNE I 0/3.3 V DC PFS: On/Off
11 3.3VLED O 3.3 V DC 3.3 V DC power output to ES
12 GND - - Ground
13 FUSER_JAM I 0/3.3 V DC ES: On/Off
YC7 1 3.3V4 O 3.3 V DC 3.3 V DC power output to FTH
Connected to
fuser
thermistor 2 GND - - Ground
3 TH1 I Analog FTH Detection voltage
4 TH2 I Analog FTH Detection voltage
Connector Pin Signal I/O Voltage Description