40055101TH Rev.4
366 /
A1.2
Function of Each Unit
The section describes the principal functions of the individual units of the OKIOFFICE44/OKIFAX
4100/5000 series electrical sections.
Figure A1.2.1 and A1.2.2 shows the pertinent block diagram.
(1)
R44 (OKIOFFICE44/OKIFAX 4100)/(OKIFAX 5500/5600: M17 for ODA/M17-2 for INT'L)
(OKIFAX 5200/5300: M17-3 for ODA/M17-4 for INT'L) board
•
CPU
Basic processor
Scanning control
Picture processing control
Printing control
SIO (Serial input/output) control
•
IOGA (Input/output gate array)
Scanning control
Printing control
Peripheral input/output control
•
Flash memory (Instead of EP-ROM and SRAM)
Memory storage for work area.
•
DRAM
Memory storage for ECM operations, memory broadcast, delayed broadcast, etc.
•
Back-up battery circuit
•
Real-time clock IC
•
Audio monitor circuit
•
Contact image sensor control
•
I EXSEED (For OKIFAX 5000 series)
Image data processing
•
SRAM (For OKIFAX 5000 series)
Memory storage for image picture data
•
Supervision of the following external statuses:
Presence of document on hopper
Presence of document at scanning position
•
Send motor control
•
Fan motor control
•
Drum motor control
•
Resist motor control
•
Modem chip/Modem board (For OKIFAX 5500/5600)
Modulation and demodulation for V.34 (for OKIFAX 5500/5600)
Modulation and demodulation for V.33 and V.17
Modulation and demodulation for V.29 and V.27 ter
Modulation and demodulation for V.21
Generation of single-frequency signals for tonal signals
Detection of single-frequency tonal signals
Generation of dual time multiple-frequency signals for tone dialing
(2)
Operation panel unit: O4W (OKIOFFICE44/OKIFAX 4100)/05W (OKIFAX 5000 series) board
•
Supervision of switches on operation panel
•
Control of LEDs on operation panel
•
Control of LCD on operation panel
LED : Light-emitting diode
LCD : Liquid crystal display
Summary of Contents for B4100
Page 73: ...40055101TH Rev 4 73 2 For OKIFAX 5000 series AC Power Switch AC Inlet FX050VP C2 014...
Page 158: ...40055101TH Rev 4 158 Appearance of the OKIOFFICE44 OKIFAX 4100 FX048 CP4 1 Fig 01...
Page 461: ...40055101TH Rev 4 461...
Page 462: ...40055101TH Rev 4 462...
Page 463: ...40055101TH Rev 4 463...
Page 464: ...40055101TH Rev 4 464...
Page 465: ...40055101TH Rev 4 465...
Page 466: ...40055101TH Rev 4 466...
Page 467: ...40055101TH Rev 4 467...
Page 468: ...40055101TH Rev 4 468...
Page 469: ...40055101TH Rev 4 469...
Page 470: ...40055101TH Rev 4 470...
Page 471: ...40055101TH Rev 4 471...
Page 472: ...40055101TH Rev 4 472...
Page 473: ...40055101TH Rev 4 473...
Page 545: ...40055101TH Rev 4 545 54 SECTION 1 CABINET ASSEMBLY FAX NIP FX048...
Page 548: ...40055101TH Rev 4 548 SECTION 2 UNIT PRINTER...
Page 550: ...40055101TH Rev 4 550 SECTION 3 UNIT 048 OPE PANEL...
Page 552: ...40055101TH Rev 4 552 SECTION 4 OPEPANEL OPERATION PANEL ASSEMBLY...
Page 554: ...40055101TH Rev 4 554 SECTION 5 FRAME ASSEMBLY SCANNER L...
Page 556: ...40055101TH Rev 4 556 SECTION 6 PLATE ASSEMBLY SCANNER B...
Page 558: ...40055101TH Rev 4 558 SECTION 7 PLATE ASSEMBLY SCANNER R...
Page 560: ...40055101TH Rev 4 560 17 16 15 10 SECTION 8 FRAME ASSEMBLY SCANNER U...
Page 562: ...40055101TH Rev 4 562 13 SECTION 9 COVER ASSEMBLY TOP...
Page 564: ...40055101TH Rev 4 564 SECTION 10 PLATE ASSEMBLY BASE...
Page 569: ...40055101TH Rev 4 569 SECTION 12 PRINTER HEAT ASSY...
Page 571: ...40055101TH Rev 4 571 SECTION 13 CABLES...
Page 574: ...40055101TH Rev 4 574 SECTION 1 CABINET ASSEMBLY...
Page 576: ...40055101TH Rev 4 576 SECTION 2 CONTROL PANEL ASSEMBLY OKIFAX 5200 5300...
Page 577: ...40055101TH Rev 4 577 SECTION 2 CONTROL PANEL ASSEMBLY OKIFAX 5500 5600...
Page 579: ...40055101TH Rev 4 579 SECTION 3 PRINTER ASSEMBLY...
Page 582: ...40055101TH Rev 4 582 SECTION 4 BASE ASSEMBLY 30 37 38...
Page 585: ...40055101TH Rev 4 585 SECTION 5 SCAN UNIT...
Page 587: ...40055101TH Rev 4 587 SECTION 6 PAPER GUIDE U ASSEMBLY...
Page 589: ...40055101TH Rev 4 589 SECTION 7 CABLES 10...
Page 591: ...40055101TH Rev 4 591 SECTION 8 OPTION TELEPHONE US...
Page 594: ...40055101TH Rev 4 594 SECTION 8 OPTION TELEPHONE UK ITA NOR DEN BEL...
Page 597: ...40055101TH Rev 4 597 SECTION 8 OPTION TELEPHONE HOL GER FRA SWITZ AUT INT L...