4. ELECTRICAL COMPONENT DESCRIPTIONS
Refer to the electrical component layout and the point to point diagram on the
waterproof paper in the pocket for symbols and index numbers.
Symbol
Index
No.
Description
Note
Printed Circuit Boards
PCB1
14
Main Control
Controls all copier functions both directly or
through other control boards.
PCB2
12
AC Drive
Provides ac power to the exposure lamp and
fusing lamps.
PCB3
11
DC Power Supply
Provides dc power.
PCB4
96
Main Motor Control
Controls the rotation of the main motor.
PCB5
1
CB High Voltage
Supply
Supplies high voltage to the drum charge roller
and development roller.
PCB6
55
T High Voltage Supply Supplies high voltage to the transfer belt.
PCB7
3
Operation Panel
Controls the LED matrix, and monitors the key
matrix.
PCB8
8
Noise Filter (220 ~ 240
V machines only)
Removes electrical noise.
PCB9
63
Duplex Control
(Duplex machines only)
Controls the operation of the duplex tray.
PCB10
6
Liquid Crystal Display
(A156 machines only)
Controls the guidance display and displays
guidance for machine operation.
PCB11
102
LCT Interface
(LCT machines only)
Interfaces the LCT control signal between the
main board and the LCT.
Motors
M1
88
Main
Drives the main unit components.
M2
79
Toner Bottle Drive
Rotates the toner bottle to supply toner to the
toner supply unit.
M3
97
Upper Tray Lift
(A153 machines only)
Raises the bottom plate in the upper paper tray.
M4
86
Lower Tray Lift
(A153/A156 machines
only)
Raises the bottom plate in the lower paper tray.
M5
99
LCT Lift
(LCT machines only)
Lifts up and lowers the LCT bottom plate.
M6
94
Optics Cooling Fan 1
Removes heat from the optics unit.
M7
95
Optics Cooling Fan 2
(A153/A156 machines
only)
Removes heat from the optics unit.
M8
89
Exhaust Fan 1
Removes the heat from around the fusing unit.
M9
90
Exhaust Fan 2
(A153/A156 machines
only)
Removes the heat from around the fusing unit.
M10
92
Scanner Drive
Drives the 1st and 2nd scanners (dc stepper
motor).
M11
78
3rd Scanner Drive
Drives the 3rd scanner (dc stepper motor).
M12
87
Lens Vertical Drive
Shifts the lens vertical position.
M13
77
Lens Horizontal Drive
Shifts the lens horizontal position.
M14
58
Duplex Feed
(Duplex machines only)
Drives the feed roller and moves the bottom
plate up and down.
M15
61
End Fence Jogger
(Duplex machines only)
Drives the end fence jogger to square the
paper stack.
FT5535/4527/4522
2-8
FSM
Summary of Contents for Aficio FT4027
Page 1: ...FT5535 5035 4527 4027 4522 4022 FIELD SERVICE MANUAL ...
Page 4: ...SECTION 1 OVERALL MACHINE INFORMATION ...
Page 9: ...SECTION 2 COMPONENT LAYOUT AND DESCRIPTION ...
Page 10: ...1 MACHINE CONFIGURATION 1 1 COPIER Rev 7 95 FSM 2 1 FT5535 4527 4522 ...
Page 16: ...3 2 DUPLEX COPYING A156 copier A160 A162 copier Rev 7 95 FSM 2 7 FT5535 4527 4522 ...
Page 24: ...SECTION 3 INSTALLATION ...
Page 51: ...SECTION 4 SERVICE TABLES ...
Page 116: ...SECTION 5 REPLACEMENT AND ADJUSTMENT ...
Page 187: ...SECTION 6 TROUBLESHOOTING ...
Page 235: ...SECTION 7 DF61 AUTO REVERSE DOCUMENT FEEDER Machine Code A548 ...
Page 251: ...SECTION 8 PS290 280 PAPER TRAY UNIT Machine Code A549 550 ...
Page 267: ...SECTION 9 PS270 PAPER TRAY UNIT Machine Code A553 ...
Page 282: ...SECTION 10 ST26 20 BIN SORTER STAPLER Machine Code A554 ...
Page 315: ...SECTION 11 ST10 10 BIN SORTER STAPLER Machine Code A555 ...
Page 333: ...SECTION 12 CS220 20 BIN SORTER MINI α Machine Code A556 ...
Page 346: ...SECTION 13 CS130 10 BIN SORTER MICRO α Machine Code A557 ...
Page 357: ...APPENDIX ...
Page 362: ...TECHNICAL SERVICE BULLETINS ...
Page 399: ...Tech Service Bulletin No 4027 4527 5035 5535 4022 4522 010 Page 5 of 6 Continued ...
Page 400: ...Tech Service Bulletin No 4027 4527 5035 5535 4022 4522 010 Page 6 of 6 ...
Page 503: ...Section 1 Overall Machine Information ...
Page 509: ...2 MACHINE CONFIGURATION 2 1 COPIER A204V500 wmf MACHINE CONFIGURATION A207 A208 A211 1 6 SM ...
Page 618: ...SECTION 3 20 BIN SORTER STAPLER ST30 A664 ...