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2KN/2KP
2-3-19
2-3-4 Engine PWB
Figure 2-3-7 Engine PWB block diagram
PM
HVPWB
THVPWB
MPWB
DEVC
CLC
Motors
Solenoids
Fan motors
Switches
Sensors
APCPWB
24V, PLGREM, PLGCLK
PLGRDY
Flash
ROM
(U305)
SRAM
(U306)
EEPROM
(U308)
CLK
DIO
Address
latch
(U303, U304)
SRAM
(U307)
XIO
(U201)
Address bus
Address
bus
EG SDI
OUTPEN, PVSYNC
EG SCLK, EG SDO, EG SBSY, EG SDIR, EG IRN,
Data/Address multiplex bus
CLK
DATA
D/A
con-
verter
(U1905)
EPWB
SIG
REM
DATA, CLK, LOAD
CPU
(U101)
Serial
communication
SIG
REM
SIG
REM
SIG
REM
SIG
REM
REM
ZERO CROSS
24 V DC
5 V DC
AC
PSPWB
FH-M
FH-S
FH-L
Motors
Solenoids
fan motors
REM
REM
FMDPWB
Optional
document
finisher/side
feeder
Switches
Sensors
Switches
Sensor
DKPWB
CSPWB
DUPPWB
DC
PSPWB
Motors
Solenoid
Switches
Sensor
Motors
Switches
Motors
Solenoids
Fan
motors
Summary of Contents for TASKalfa 620
Page 1: ...SERVICE MANUAL Published in August 2009 842KP112 2KPSM062 Rev 2 TASKalfa 620 820 ...
Page 4: ...This page is intentionally left blank ...
Page 10: ...This page is intentionally left blank ...
Page 144: ...2KN 2KP 1 3 106 This page is intentionally left blank ...
Page 308: ...2KN 2KP 1 5 88 This page is intentionally left blank ...
Page 412: ...2KN 2KP 2 3 60 This page is intentionally left blank ...
Page 435: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR SIDE FEEDER ...
Page 442: ...INSTALLATION GUIDE FOR LARGE SIZE SIDE FEEDER ...
Page 460: ...INSTALLATION GUIDE FOR DOCUMENT FINISHER ...
Page 475: ...INSTALLATION GUIDE FOR CENTERFOLD UNIT ...
Page 490: ...INSTALLATION GUIDE FOR MULTI JOB TRAY ...
Page 501: ...INSTALLATION GUIDE FOR PUNCH UNIT ...
Page 512: ...INSTALLATION GUIDE FOR STOPPER GUIDE ...
Page 515: ...INSTALLATION GUIDE FOR PRINTING SYSTEM ...
Page 518: ...INSTALLATION GUIDE FOR SCAN SYSTEM ...
Page 520: ......
Page 521: ......