NAME
DESCRIPTION
SIGNAL KIND
KTMB
Toner motor drive signal B (Black) (Pulse signal)
DRIVE
KTMDA
Black toner motor control signal A (Clock)
CONTROL (CLOCK)
KTMDB
Black toner motor control signal B (Clock)
CONTROL (CLOCK)
KTMGA
Black toner motor drive control signal A (Pulse signal)
CONTROL
KTMGB
Black toner motor drive control signal B (Pulse signal)
CONTROL
LDON_
Laser diode ON signal (At LOW, the laser diode is ON.)
CONTROL
LEND_
Laser beam position detection laser diode ON signal
CONTROL
LSUCLK
Scanner motor clock signal (This signal determines the scanner motor rpm.)
CONTROL (CLOCK)
MBSON_
Developing bias ON signal (Magenta) (At LOW, the bias voltage for developing is outputted.)
CONTROL
MCCOM
Drum motor drive power (+24V)
POWER
MCON_
Main charger ON signal (ON at LOW)
CONTROL
MDSEN
Toner concentration sensor detection signal (Magenta) (The output voltage is inversely
proportional to toner concentration.)
SENSE (ANALOG)
MMA
Drum motor drive signal A (Pulse signal)
DRIVE
MMA_
Drum motor drive signal A_ (Pulse signal)
DRIVE
MMAGC_
Developing clutch drive signal (Magenta) (Drive at LOW)
DRIVE
MMB
Drum motor drive signal B
DRIVE
MMB_
Drum motor drive signal B_
DRIVE
MMD
Drum motor drive clock signal
CONTROL (CLOCK)
MMDA
Drum motor drive control signal A (Pulse signal)
CONTROL
MMDA_
Drum motor drive control signal A_ (Pulse signal)
CONTROL
MMDB
Drum motor drive control signal B (Pulse signal)
CONTROL
MMDB_
Drum motor drive control signal B_ (Pulse signal)
CONTROL
MTCONS_
Toner supply clutch solenoid drive signal (Magenta) (Drive at LOW)
DRIVE
OHP IN
OHP sheet detector detection signal (Detection at HIGH)
DETECT
OHP JAM_
Separation jam detector signal (Detection at LOW)
DETECT
OILSN
Fusing oil sensor detection signal (Oil empty detection at HIGH)
SENSE
OP_E
LCD display ON signal (Enable signal)
CONTROL
OP_LEN
LED display ON signal (Enable signal)
CONTROL
OP_RS
LCD register select signal (For LCD controller IC internal register)
SELECT
OP_RW
LCD read/write signal (For ICD controller IC internal buffer)
CONTROL
OP_SWD_
Operation panel key switch date signal
DATA
PAGAK_
Page ack signal When PAGE signal sent from ICU is received by PCU, this signal is sent
back from PCU to ICU.
MONITOR
PAGE_
Print start request signal Kept at LOW while print data of one sheet is sent from ICU to
PCU. One output for every sheet of print.
MONITOR
PCD
OPC drum unit installation detection signal (Installation detection at HIGH.)
DETECT
PCF_
OPC drum unit fuse cut drive signal (Used to blow the fuse at LOW.
DRIVE
PCFN
OPC drum unit fuse cut detection signal (Used to check the fuse to detect that the
developing unit is a new one or not. HIGH when new one.)
DETECT
PE
Paper empty detector signal (Standard paper feed unit) (Detection at HIGH)
DETECT
PFCOM
Paper feed motor drive power (+24V)
POWER
PFMA
Paper feed motor drive signal A (pulse signal)
DRIVE
PFMA_
Paper feed motor drive signal A_ (pulse signal)
DRIVE
PFMB
Paper feed motor drive signal B (pulse signal)
DRIVE
PFMB_
Paper feed motor drive signal B_ (pulse signal)
DRIVE
PFMD
Paper feed motor drive signal (Drive at LOW)
DRIVE
PFMD
Paper feed motor drive clock signal
CONTROL (CLOCK)
PFMDA
Paper feed motor drive control signal A
CONTROL
PFMDA_
Paper feed motor drive control signal A_
CONTROL
PFMDB
Paper feed motor drive control signal B
CONTROL
PFMDB_
Paper feed motor drive control signal B_
CONTROL
PIN_
Paper detector signal (in front of register) (Detection at LOW)
DETECT
PMD_
Scanner motor ON signal
CONTROL
PMTLK_
LOW when the scanner motor rotation reaches the specified level (norma speed).
MONITOR
PDFF_
Power ON/OFF detection signal (Used to monitor 5V power and to recognize ON/OFF of the
power.)
MONITOR
SHARP SERVICE MANUAL JX8200SM [13] ELECTRICAL SECTION
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Содержание JX-8200
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