2 - G - 8
DEVELOPING UNIT
PRCB
DCPS2
ACDB
FM2 CONT
FM2 EM
FM2 FEM
FM2 DRIVE
FM2 EM
PGND
24VDC
PGND
MS2
MS1
FM2
[9] FM2 (Developing Suction) Control
FM2 (Developing suction) is controlled by the PRCB
(printer control board) via the ACDB (AC drive board).
When the front right or left door of this machine opens
or closes, MS1 (interlock 1) or MS2 (interlock 2)
operates to interrupt the DC power supply, stopping
FM2.
1.
Operation
a.
ON timing
During idling: FM2 turns ON when M2 (drum)
turns ON.
During copying: FM2 turns ON when M1 (main)
turns ON.
b.
OFF timing
During idling: FM2 turns OFF when M2 turns OFF
or in the specified interval after completion of
copying.
During copying: Always ON.
3
METHOD
REPLACEMENT
MODEL
7075/7085
MANUAL
SERVICE HANDBOOK
REVISED EDITION
3
DATE
Jan. 2002
PAGE
2-G-8
3
2.
Signals
a.
PRCB input signals
(1) FM2 EM (FM2 to ACDB to PRCB: 7075)
(FM2 to PRCB: 7085)
FM2 fault detection signal.
[L]: FM2 is normal.
[H]: FM2 is abnormal.
(2) FM2 FEM (ACDB to PRCB)
Signal detecting whether the 24V fuse for FM2
is blown.
[L]: Blown fuse is not detected.
[H]: Blown fuse is detected.
b.
PRCB output signals
(1) FM2 CONT (PRCB to ACDB)
FM2 control signal.
[L]: FM2 ON
[H]: FM2 OFF
c.
ACDB output signal
(1) FM2 DRIVE (ACDB to FM2)
FM2 drive signal.
[L]: FM2 OFF
[H]: FM2 ON
For 7085
For 7075
Содержание 7075/FORCE 75
Страница 1: ...FEBRUARY 2003 CSM 7075 F75 7085 F85 SERVICE MANUAL MODELS 7075 FORCE 75 7085 FORCE 85...
Страница 2: ......
Страница 3: ...7075 FORCE 75 7085 FORCE 85 SERVICE MANUAL FEBRUARY 2003...
Страница 39: ...OUTLINE 1...
Страница 40: ...Blank page...
Страница 55: ...1 15 MAIN BODY 11 Paper Exit Drive Section FRONT Paper exit roller Paper exit motor M10...
Страница 56: ...1 16 MAIN BODY 12 Toner Supply Drive Toner supply motor 1 M11 FRONT Toner supply motor 2 M15 Toner cartridge...
Страница 58: ...1 18 MAIN BODY 14 Web Drive Section FRONT Web drive motor M16 Cleaning web...
Страница 59: ...UNIT EXPLANATION 2...
Страница 60: ...Blank page...
Страница 62: ...2 A 2 EXTERNAL SECTION Blank page...
Страница 120: ...2 K 6 TRAY 3 PAPER FEED UNIT Blank page...
Страница 126: ...2 L 6 BY PASS TRAY Blank page...
Страница 130: ...2 M 4 VERTICAL PAPER CONVEYANCE SECTION Blank page...
Страница 154: ...2 O 8 FIXING UNIT Blank page...
Страница 165: ...DISASSEMBLY ASSEMBLY 3...
Страница 216: ...3 H 4 TONER SUPPLY UNIT Blank page...
Страница 224: ...3 I 8 CLEANING TONER RECYCLE UNIT Blank page...
Страница 232: ...3 J 8 PAPER FEED UNITS OF TRAYS 1 AND 2 Blank page...
Страница 240: ...3 K 8 TRAY 3 PAPER FEED UNIT Blank page...
Страница 292: ...3 O 18 FIXING UNIT Blank page 3 O 16...
Страница 293: ...MODELS 7075 FORCE 75 7085 FORCE 85 SERVICE SECTION FEBRUARY 2003...
Страница 294: ......
Страница 315: ...ADJUSTMENT 1...
Страница 316: ......
Страница 343: ...1 19 25 ADJUSTMENT Blank page 1 19 2...
Страница 372: ...1 44 25 ADJUSTMENT 1 ADJUSTMENT Blank page...
Страница 458: ...1 114 OTHER ADJUSTMENT Blank page 1 112 2...
Страница 497: ...ISW 2...
Страница 498: ......
Страница 511: ...SERVICE 3...
Страница 512: ......
Страница 514: ...Blank page...
Страница 550: ...3 18 SERVICE Blank page...
Страница 551: ...ELECTRICAL PARTS LIST WIRING DIAGRAMS 4...
Страница 552: ......
Страница 610: ...4 40 Blank page METHOD ADDITION MODEL 7075 7085 MANUAL SERVICE HANDBOOK REVISED EDITION 3 DATE Jan 2002 PAGE 4 34 6...
Страница 611: ...JAM ERROR CODE LIST 5...
Страница 612: ......
Страница 625: ...5 13 JAM CODE LIST Blank page 5 11 2...
Страница 659: ...TIMING CHARTS 6...
Страница 660: ......
Страница 678: ...6 18 TIMING CHARTS Blank page...
Страница 679: ...INSTALLATION INSTRUCTIONS 7...
Страница 680: ......
Страница 692: ...Blank page...
Страница 704: ...Blank page...
Страница 724: ...Blank page...
Страница 730: ...Blank page...
Страница 736: ...Blank page...
Страница 758: ...Blank page...
Страница 780: ...Blank page...
Страница 832: ...Blank page...
Страница 833: ...APPENDIX 7085 OVERALL WIRING DIAGRAM...
Страница 834: ......