Oki B4100 User manual

40055101TH Rev.4 1 / 637
OKIOFFICE44,
OKIFAX 4100/5000 Series
Maintenance Manual
Fourth Edition
2001-08-16
Oki Data Corporation

40055101TH Rev.4 2 /
This manual is intended to be used for installing and maintaining OKIOFFICE44, OKIFAX 4100/5000
series facsimile transceiver.
Maintenance of the OKIOFFICE44, OKIFAX 4100/5000 series is assumed to be conducted at the follow-
ing levels:
• Assembly-level maintenance for mechanical portions
• Unit-level maintenance for electrical at portions
CAUTION: DANGER OF EXPLOSION IF BATTERY IS INCORRECTLY REPLACED.
REPLACE ONLY WITH THE SAME OR EQUIVALENT TYPE RECOMMENDED BY THE
MANUFACTURER. DISCARD USED BATTERIES ACCORDING TO THE
MANUFACTURER'S INSTRUCTIONS
and
ATTENTION: IL Y A DANGER D'EXPLOSION S'IL Y A REMPLACEMENT INCORRECT DE
LA BATTERIE. REMPLACER UNIQUEMENT AVEC UNE BATTERIE DU MEME TYPE OU
D'UNT TYPE RECOMMANDE PAR LE CONSTRUCTEUR. METTRE AU REBUT LES
BATTERIES USA GEES CONFORMEMENT AUX INSTRUCTIONS DU FABRICANT.
Programming procedures of the following uses's functions are not described in this maintenance manual.
Please refer to user's guide.
• One-touch key programming
• Two-digit auto dial programming
• Group setting
• Programming mail box password
• Memory operation
ODA/OEL, INT'L MODEL NAME
Note: 5000 series written in this maintenance manual shows OKIFAX 5200, OKIFAX 5300,
OKIFAX 5500, and OKIFAX 5600 model name.
© Copyright 1996 Oki Data Corporation
This manual is subject to alteration without prior notification.
PREFACE
ODA OEL/INT'L
OKIOFFICE44 OKIFAX 4100
OKIFAX 5300 OKIFAX 5200
OKIFAX 5600 OKIFAX 5500

40055101TH Rev.4 3 /
CONTENTS
1.GENERAL INFORMATION...........................................................................................6
1.1 General Performance ...........................................................................................................................6
1.2 General User's Function ......................................................................................................................9
1.3 General Maintenance Functions ..........................................................................................................12
1.4 General Appearance ............................................................................................................................13
1.5 Basic Performance Specifications .......................................................................................................17
1.6 Reports and Lists .................................................................................................................................27
2.INSTALLATION PROCEDURE ................................................................................ 52
A. Setup Information ................................................................................................................................52
2.1 General ................................................................................................................................................52
2.2 Site Selection .......................................................................................................................................54
2.3 Unpacking............................................................................................................................................56
2.3.1 Unpacking for OKIOFFICE44/OKIFAX 4100 ....................................................................56
2.3.2 Unpacking for OKIFAX 5000 Series....................................................................................58
2.4 Check of Contents ...............................................................................................................................61
2.5 Installation of Attachments..................................................................................................................62
2.5.1 Installation of Attachments for OKIOFFICE44/OKIFAX 4100 ..........................................62
2.5.2 Installation of Attachments for OKIFAX 5000 Series..........................................................67
2.6 AC Cord Connection ...........................................................................................................................72
2.7 Telephone and Line Connections ........................................................................................................74
2.8 Packing for Shipment ..........................................................................................................................74
B. Programming and Initial Settings ........................................................................................................75
2.9 Initial Settings......................................................................................................................................75
2.9.1 General Procedure of Key Operation ....................................................................................75
2.9.2 Technical Functions ..............................................................................................................79
2.9.3 Technical Functions Example ...............................................................................................90
2.9.4 User’s Functions ...................................................................................................................97
2.9.5 User's Functions Example .....................................................................................................113
2.9.6 Clock Adjustment .................................................................................................................120
2.9.7 Dual Access Operation (for OKIFAX 5000 series) ..............................................................121
2.9.8 System Data Programming ...................................................................................................122
2.9.9 Dial Parameters Settings .......................................................................................................124
2.9.10 Off-line Tests ........................................................................................................................128
2.9.11 On-line Tests .........................................................................................................................130
C. Installation of Optional Units ..............................................................................................................133
3.BRIEF TECHNICAL DESCRIPTION ........................................................................145
3.1 Fundamentals of the Electro-Photographic Process ............................................................................146
3.2 Actual Electo-photographic Process....................................................................................................148
3.3 Boards and Units .................................................................................................................................149
3.3.1 OKIOFFICE44/OKIFAX 4100 Boards and Units ................................................................149
3.3.2 OKIFAX 5000 Series Boards and Units ...............................................................................149
3.4 Overall Dimension and Mechanical Structure of OKIOFFICE44/OKIFAX 4100 .............................152
3.5 Overall Dimension and Mechanical Structure of OKIFAX 5000 series .............................................153
4-1.MECHANICAL DISASSEMBLY AND REASSEMBLY
FOR OKIOFFICE44/OKIFAX 4100...................................................................... 154
4.1 General ................................................................................................................................................154
4.1.1 Precautions for Parts Replacement .......................................................................................154
4.1.2 Tools......................................................................................................................................155
4.1.3 How to Disassemble and Reassemble...................................................................................155
4.1.3.1 LED Print Head.......................................................................................................159
4.1.3.2 ID Unit, Rear-Cover, Cover-NCU, Cover-Main and Board-NCU .........................160
4.1.3.3 Unit-048 OPE-Panel ...............................................................................................162
4.1.3.4 Separation Rubber, Roller Assembly Sensor ..........................................................163
4.1.3.5 Roller Assembly-ADF, CIS (contact image sensor), Lever-PC1 and PC2.............164
4.1.3.6 Board-R44, OKIOFFICE 44/OKIFAX 4100 Power Supply Unit ..........................167
4.1.3.7 Option (Board-Memory: MEM, Board-CTR; PC Interface) ..................................168
4.1.3.8 Printer Unit Section.................................................................................................169
4.1.3.9 Transfer Roller ........................................................................................................170
4.1.3.10 High-Voltage Power Supply Unit (TLHV/OLHV) ..............................................171

40055101TH Rev.4 4 /
4.1.3.11 Holder Assembly...................................................................................................172
4.1.3.12 Plate-Side M and Gear-Idle...................................................................................173
4.1.3.13 Registration Roller ................................................................................................174
4.1.3.14 Drive Shaft E (Eject) and Eject Roller ..................................................................175
4.1.3.15 Heat Assembly ......................................................................................................176
4.1.3.16 Pressure Roller B (Back Up Roller)......................................................................177
4.1.3.17 Hopping Shaft Assembly ......................................................................................178
4.1.3.18 Paper Sensor E, Paper Sensor Exit and Toner Sensor Assembly .........................179
4.1.3.19 Printer Unit............................................................................................................180
4-2.MECHANICAL DISASSEMBLY AND REASSEMBLY
FOR OKIFAX 5100 SERIES ................................................................................ 181
4.2 General ................................................................................................................................................181
4.2.1 Precautions for Parts Replacement .......................................................................................181
4.2.2 Tools......................................................................................................................................182
4.2.3 How to Disassemble and Reassemble...................................................................................182
4.2.3.1 LED Print Head.......................................................................................................185
4.2.3.2 ID Unit, Rear Cover, NCU Cover, Main Cover, Separation Plate, NCU Board,
Modem Board .........................................................................................................186
4.2.3.3 Control Panel Assembly, Paper Guide (U) Assembly. ...........................................188
4.2.3.4 Sub-roller, ADF Roller Assembly, Pinch Roller, Contact Image Sensor, Document
Detectors (PC1 and PC2). .......................................................................................190
4.2.3.5 Resist Motor, Drum Motor, Release Guide Assembly, Manual Guide Assembly,
Stacker Cover, Fusing Unit .....................................................................................192
4.2.3.6 Lower Base, Motor Assembly, Back-up Roller, Transfer Roller ...........................194
4.2.3.7 Resist Roller, Hopping Roller, Sensor Plates .........................................................196
4.2.3.8 MCNT Board, Power Supply Unit, Contact Assembly, Transformer, Sub-PSU ...198
5.ADJUSTMENTS ...................................................................................................... 199
5.1 Setting of LED Print Head Drive Time ...............................................................................................199
5.2.1 OKIOFFICE44/OKIFAX 4100 Confirmation Items ............................................................200
5.2.2 OKIOFFICE44/OKIFAX 4100 Measurement ......................................................................201
5.3.1 OKIFAX 5000 Series Confirmation Items ...........................................................................202
5.3.2 OKIFAX 5000 Series Measurement .....................................................................................203
6.CLEANING AND MAINTENANCE ...........................................................................205
6.1 Replacement of Consumable Parts ......................................................................................................205
6.2 Routine Inspection...............................................................................................................................208
6.2.1 Routine inspection for OKIOFFICE44/OKIFAX 4100........................................................208
6.2.2 Routine inspection for OKIFAX 5000 series........................................................................210
6.3 Printer Counter Display/Clear .............................................................................................................212
6.4 Printer Counter Display/Clear .............................................................................................................213
6.5 Self-diagnosis Test ..............................................................................................................................214
6.6 Sensor Calibration Test .......................................................................................................................218
6.7 LED Test .............................................................................................................................................220
6.8 Tone Send Test ....................................................................................................................................221
6.9 High-speed Modem Send Test ............................................................................................................222
6.10 High-speed Modem Receive Test .......................................................................................................224
6.11 MF Send Test ......................................................................................................................................225
6.12 Tone (TEL/FAX).................................................................................................................................226
6.13 Protocol Dump Data Printing ..............................................................................................................227
6.14 System Reset .......................................................................................................................................231
6.15 Service Code........................................................................................................................................232
7-1.TROUBLESHOOTING AND REPAIR FOR OKIOFFICE44/OKIFAX 4100.......... 235
7.1.1 Overall Troubleshooting Flow Chart...................................................................................................237
7.1.2 No LCD Operation ..............................................................................................................................238
7.1.3 ALARM LED On ................................................................................................................................239
7.1.4 Printing Test Failure ............................................................................................................................240
7.1.5 No Local Copy ....................................................................................................................................241
7.1.6 Auto Dial Failure .................................................................................................................................242
7.1.7 Transmission Problem .........................................................................................................................243
7.1.8 Auto Reception Failure........................................................................................................................245
7.1.9 Reception Problem ..............................................................................................................................246
7.1.10 Sensor Calibration Test .......................................................................................................................248
7.1.11 LED Test .............................................................................................................................................249

40055101TH Rev.4 5 /
7.1.12 Tone Send Test ....................................................................................................................................250
7.1.13 High-speed Modem Test .....................................................................................................................251
7.1.14 MF Send Test ......................................................................................................................................253
7.1.15 Tone (TEL/FAX) Send Test ................................................................................................................254
7.1.16 No Acoustic Line Monitor...................................................................................................................255
7.1.17 Power Supply Unit ..............................................................................................................................256
7.1.18 No Document Feeding.........................................................................................................................265
7.1.19 Multiple Document Feeding................................................................................................................266
7.1.20 Document Skew...................................................................................................................................267
7.1.21 Document Jam .....................................................................................................................................269
7.1.22 Printer Unit ..........................................................................................................................................270
7.1.22.1 Precautions ..........................................................................................................................270
7.1.22.2 Troubleshooting Flow Charts of Printer Unit......................................................................271
7-2.TROUBLESHOOTING AND REPAIR FOR OKIFAX 5000 SERIES .................... 287
7.2.1 Overall Troubleshooting Flow Chart...................................................................................................289
7.2.2 No LCD Operation ..............................................................................................................................290
7.2.3 ALARM LED On ................................................................................................................................291
7.2.4 Printing Test Failure ............................................................................................................................292
7.2.5 No Local Copy ....................................................................................................................................293
7.2.6 Auto Dial Failure .................................................................................................................................294
7.2.7 Transmission Problem .........................................................................................................................295
7.2.8 Auto Reception Failure........................................................................................................................297
7.2.9 Reception Problem ..............................................................................................................................298
7.2.10 Sensor Calibration Test .......................................................................................................................300
7.2.11 LED Test .............................................................................................................................................301
7.2.12 Tone Send Test ....................................................................................................................................302
7.2.13 High-speed Modem Test .....................................................................................................................303
7.2.14 MF Send Test ......................................................................................................................................305
7.2.15 Tone (TEL/FAX) Send Test ................................................................................................................306
7.2.16 No Acoustic Line Monitor...................................................................................................................307
7.2.17 Power Supply Unit ..............................................................................................................................308
7.2.18 No Document Feeding.........................................................................................................................315
7.2.19 Multiple Document Feeding................................................................................................................316
7.2.20 Document Skew...................................................................................................................................317
7.2.21 Document Jam .....................................................................................................................................319
7.2.22 Printer Unit ..........................................................................................................................................320
7.2.22.1 Precautions ............................................................................................................................320
7.2.22.2 Troubleshooting Flow Charts of Printer Unit .......................................................................321
8.DIPSWITCHS SETTING TABLE LIST .....................................................................337
APPENDIX A PC BOARD DESCRIPTIONS AND OPERATION ............................. 361
APPENDIX B1 DESCRIPTIONS OF PRINT OPERATION
(OKIOFFICE44/OKIFAX 4100)...................................................... 505
APPENDIX B2 DESCRIPTIONS OF PRINT OPERATION (OKIFAX 5000 SERIES)521
APPENDIX C CIRCUIT DIAGRAM AND PARTS LIST .......................................... 541
APPENDIX D1 MECHANICAL EXPANDED VIEW DRAWING AND PARTS LIST
(OKIOFFICE44/OKIFAX 4100).........................................................544
APPENDIX D2 MECHANICAL EXPANDED VIEW DRAWING AND PARTS LIST
(OKIFAX 5200/5300/5500/5600) ......................................................573
APPENDIX E BOARD LAYOUT............................................................................... 600
APPENDIX F SECOND PAPER FEEDER MAINTENANCE MANUAL
(OKIFAX 5000 SERIES) .....................................................................601
APPENDIX G RMCS SYSTEM MANUAL(FOR MODEL 20) ................................... 619

40055101TH Rev.4 6 /
1. GENERAL INFORMATION
1.1 GeneralPerformance
(1) Type of appearance
• Desktop type
(2) Applicable lines
• General switched telephone network (GSTN)
• Private branch exchange (PBX)
(3) Compatibility
• ITU-T Group 3 facsimile transceiver
(4) Document width
• Max. 216 mm (NA Letter)
• Min. 148 mm (ISO A5 size)
(5) Effective reading width
• Max. 215 mm
(6) Scanning length
• 128 mm to 356 mm
(Length setting: Infinite is also available.)
(7) Automatic document feeder (ADF)
• 20 sheets for OKIOFFICE44/OKIFAX 4100 ((NA Letter/A4-size: 20-1b bond. Oki Data recom-
mended paper)
• 30 sheets for OKIFAX 5000 series (NA Letter/A4-size: 20-1b bond. Oki Data recommended
paper)
• 15 sheets (NA Letter/A4-size: 13 to 28-1b bond)
Note: NA is North America
(8) Recording paper or sheet (Rev. 2)
• 1st tray: NA Letter/NA Legal/A4-size plain paper cut
(OKIOFFICE44/OKIFAX 4100) 100 sheets capacity (20-1b bond*)
• First cassette: NA Letter/NA Legal/A4-size plain paper cut
(OKIFAX 5000 series) 250 sheets capacity (20-1b bond*)
• Second cassette (Option): NA Letter/NA Legal/A4-size plain paper cut
(OKIFAX 5000 series) 500 sheets capacity (20-1b bond*)
• Manual loading feeder: Transparency for overhead projector, applicable.
(OKIOFFICE44, Sheet size: NA Letter/NA Legal/A4-size
OKIFAX 4100/5000 series)
*: Oki Data recommended paper
(9) Printable width
For OKIOFFICE44/OKIFAX 4100
• NA Letter: 203.2 mm (203.2 mm for assured quality)
• NA Legal: 203.2 mm (203.2 mm for assured quality)
• ISO A4: 203.2 mm (197.3 mm for assured quality)
For OKIFAX 5000 series
• NA Letter: 211.3 mm (203.2 mm for assured quality)
• NA Legal: 211.3 mm (203.2 mm for assured quality)
• ISO A4: 206 mm (197.3 mm for assured quality)
(10) Printable length (Rev. 2)
• NA Letter: 273.4 mm (266.7 mm for assured quality)
• NA Legal: 349.6 mm (342.9 mm for assured quality)
• ISO A4: 291 mm (284.3 mm for assured quality)

40055101TH Rev.4 7 /
(11) Copy stacker
• Max. 30 sheets for OKIOFFICE44/OKIFAX 4100 (20-lb bond)
• Max. 100 sheets for OKIFAX 5000 series (20-lb bond)
*: Oki Data recommended paper
(12) Scanning resolution
a) Horizontal:
• 8 pels/mm for OKIOFFICE44/OKIFAX 4100
• 8 pels/mm for OKIFAX 5200/5500 of INT’L version
• 300 dots/inch for OKIFAX 5300/5600 of ODA version
b) Vertical: (Rev. 2)
Transmission mode: 3.85 line/mm (STD), 7.7 line/mm (FINE) or 15.4 line/mm (EX. FINE)
for OKIOFFICE44/OKIFAX 4100 and OKIFAX 5200/5500 of INT’L
version.
3.85 line/mm (STD), 7.7 line/mm (FINE) or 300 dot/inch (EX.FINE) for
OKIFAX 5300/5600 of ODA version.
COPY mode: 7.7 line/mm (FINE) or 15.4 line/mm (EX.FINE) for OKIOFFICE44/
OKIFAX 4100 and OKIFAX 5200/5500 of INT’L version.
7.7 line/ mm(FINE) or 300 dot/inch(EX.FINE) for OKIFAX 5300/5600
of ODA version.
(13) Scanning method
• 1728 bits contact image sensor for OKIOFFICE44/OKIFAX 4100 and OKIFAX 5200/5500 of
INT’L version.
• 2592 bits contact image sensor for OKIFAX 5300/5600 of ODA version.
(14) Recording resolution
a) Horizontal:
300 dots/inch for OKIOFFICE44/OKIFAX 4100/5000 series
b) Vertical: (Rev. 2)
Variable: Automatically adjusted to the paper length.
STD mode (3.85 to 5.06 line/mm) and FINE mode (7.7 to 10.13 line/
mm) for OKIOFFICE44/OKIFAX 4100 and OKIFAX 5200/5500 of
INT’L version.
(300 to 395 dot/inch), STD mode (3.85 to 5.06 line/mm) and FINE mode
(7.7 to 10.13 line/mm) and EX-FINE mode (15.4 to 20.24 line/mm) for
OKIFAX 5300/5600 of ODA version.
Fixed: STD mode: 3.85 line/mm
FINE mode: 7.7 line/mm
EX-FINE mode : 15.4 line/mm
: 300 dot/inch
(15) Recording method
• 211.3 mm (2496 bit) or 216.7 mm (2560 bit)
(16) Minimum scan line time for reception
• When receiving from OKIFAX or ECM: 0 ms
• When receiving from non- OKIFAX and non ECM: 10 ms at 3.85 line/mm
5 ms at 7.7 line/mm
(17) Print speed
• Max. 4 sheets per minute (OKIOFFICE44/OKIFAX 4100)
• Max. 8 sheets per minute (OKIFAX 5000 series)
(18) Pre-heating time
• Approx. 20 sec. for OKIFAX 5000 series (Standby to Print)
• Approx. 30 sec. for OKIOFFICE44/OKIFAX 4100 (Standby to print)

40055101TH Rev.4 8 /
(19) Coding scheme
• Modified Huffman (MH)
• Modified READ (MR)
• Modified Modified READ (MMR)
(20) Modem (Rev. 2)
• ITU-T Rec. V.29: 9600/7200 bps (OKIOFFICE44/OKIFAX 4100/5000 series)
• ITU-T Rec. V.27 ter: 4800/2400 bps (OKIOFFICE44/OKIFAX 4100/5000 series)
• ITU-T Rec. V.21 channel 2: 300 bps (OKIOFFICE44/OKIFAX 4100/5000 series)
• ITU-T Rec. V.17: 14400/12000 bps (OKIOFFICE44/OKIFAX 4100/5000 series)
• ITU-T Rec. V.33: 14400/12000 bps (OKIOFFICE44/OKIFAX 4100/5000 series)
• ITU-T Rec. V.34: 28800 bps (OKIFAX 5500/5600)
Note: 33600 bps (V.34) is available for OKIFAX 5500/5600 when serviceman set to enable.
(21) Transmission speed
• 6 sec. per sheet of ITU-T No. 1 sample document
• 3 sec. per sheet of ITU-T No. 1 sample document
Note: This is Phase C time at 3.85 line/mm and 28800 bps for 3 sec. and 14400 bps for 6 sec. in
MMR code transmission.
(22) Protocol
• ITU-T Rec. T.30
• OKI special protocols: High-speed protocol
(23) Error correction mode (ECM)
(24) Communication mode
• Half duplex
(25) Memory capacity
• Basic model: 256k byte (OKIOFFICE44/OKIFAX 4100/5200/5300)
512k byte (OKIFAX 5500/5600)
• Optional memory: 1M byte memory board can be added. (OKIOFFICE44/OKIFAX 4100,
5200, 5300)
One of 1M byte or 2M byte memory board can be added.
(OKIFAX 5500/5600 series)
(26) Liquid crystal display (LCD)
• Two rows of 20 characters for operation guidance, check and various kinds of information
(27) Power source
• Nominal input voltage 120 VAC for ODA version
• Nominal input voltage 230 VAC for INT’L version
(28) MFP (Multi- Function Peripheral) function (Rev. 2)
• By installing the optional board (CTR board), the MFP function can be realized:
PC Printer Function
PC Scanner Function
PC FaxModem Function
Location Programing Function
Note: For details, see “Product Specification for MFP”
This function is the standard for OKIFAX 5600 and OKIOFFICE44 for ODA.

40055101TH Rev.4 9 /
1.2 General User's Function
(1) Transmit mode
• Automatic transmit mode
• Manual transmit mode
(2) Receive mode
• Automatic receive mode
• Manual receive mode
• TEL/FAX automatic switchover mode
• TAD mode
(3) Dual access (OKIFAX 5000 series)
(4) Voice request
(5) Automatic redial
(6) Last number redial (Manual redial)
(7) Local copy including multiple copies
• Max. 50 copies of document for OKIOFFICE44/OKIFAX 4100 and Max. 99 copies of document
for OKIFAX 5000 series.
(8) Sender identification (Sender ID)
(9) Personal identification (Personal ID)
(10) Polling transmission
(11) Polling reception
(12) Acoustic line monitor
(13) Telephone handset (option)
(14) Automatic alternate selecting call (FAX No. + FAX No. can be registered in one-touch keys).
(15) Delayed transmission (Max. 3 days)
• Delayed broadcast
• Delayed transmission
OKIOFFICE44/OKIFAX 4100; 1 specified time
OKIFAX 5200/5300; 5 specified times
OKIFAX 5500/5600; 20 specified times
(16) Relay broadcast initiate
(17) Confidential message transmission (Hopper 1 station)
(18) Confidential message reception
• OKIFAX 5200/5300: 8 mail boxes
• OKIFAX 5500/5600: 16 mail boxes
(19) PHOTO mode
• OKIOFFICE44/OKIFAX 4100: 16 scale gradations
• OKIFAX 5000 series: 64 scale gradations
(Rev.2)

40055101TH Rev.4 10 /
(20) G3 sequential broadcast (Memory)
• Broadcast mode
OKIOFFICE44/OKIFAX 4100 (56 stations at maximum)
OKIFAX 5200/5300 (84 stations at maximum)
OKIFAX 5500/5600 (134 stations at maximum)
• Delayed broadcast mode
(21) No paper/no toner reception
(22) Memory-only reception (OKIFAX 5000 series)
(Memory reception even if paper does not run out)
(23) Distinguishing Text from picture
(24) Page re-transmission (Only in case of memory TX mode)
(25) Reduction printing (OKIOFFICE44/OKIFAX4100/5300/5600)
Rev.3 (Reduction rate is from 100% to 75%)
(26) Smoothing printing (In case of 3.85 /mm →7.7 /mm)
(27) Programmed key operation (“F” key + “OT” key)
(28) Auto dialing
• One-touch dialing OKIOFFICE44/OKIFAX 4100: 10 locations
OKIFAX 5200/5300: 15 locations
OKIFAX 5500/5600: 30 locations
• Two-digit automatic dialing OKIOFFICE44/OKIFAX 4100: 45 locations
OKIFAX 5200/5300: 64 locations
OKIFAX 5500/5600: 99 locations
• Keypad dialing
• Chain dialing
• Mixed dialing
• Group dialing OKIOFFICE44/OKIFAX 4100: 5 dialing groups
OKIFAX 5200/5300: 10 dialing groups
OKIFAX 5500/5600: 20 dialing groups
(29) Realtime dialing
(In case of optional handset is installed or Hook key)
(30) Automatic pause signal insertion
(31) Manual feeder local copy
(32) Telephone directory (Alpha search) dialing
(33) TEL/FAX automatic switching
(34) Time and date printing
(35) Closed users group (Direct mail rejection)
(36) Transmission contrast and resolution control
(37) Key touch tone
(38) Printer counter display (For drum, toner, total print)
(39) Total page counter (Scan)
(40) Quick scanning 6 sec. minimum →A4 size 3.85 /mm for OKIFAX 5200/5300
Quick scanning 3 sec. minimum →A4 size 3.85 /mm for OKIFAX 5500/5600
(Rev.2)
(Rev.2)

40055101TH Rev.4 11 /
(41) Date and clock adjustment
(42) PC interface (option)
• Standard: OKIOFFICE44
• Option: OKIFAX 4100/5200/5300/5500/5600
(43) Language selection
• 2 languages (LCD and Reports)
(42) Fax fowarding (for OKIFAX 5500/5600)
(44) Reports
• Activity report
• Protocol report (Service man setting)
• Message confirmation report (Single address or multiple addresses)
• Broad cast entry report (Broadcast)
• Transmission error report
• Confidential reception report
• Configuration report
• Telephone directory
• Power outage report
(Rev.3)
(Rev.2)

40055101TH Rev.4 12 /
1.3 General Maintenance Functions
(1) Self-diagnosis
• CPU ROM/RAM check
• FLASH (/MASK) memory check (Program, Language, Default)
• RAM check
• RAM check (MEMORY board: option)
• PC-IF board (parallel) check
• Print test
(2) Sensor calibration (Adjustment of scanning level)
(3) LED test
(4) Tone send test
(5) Multi-frequency (MF) send test
(6) High-speed modem send test
(7) High-speed modem receive test
(8) Tone (TEL/FAX) test
(9) Remote diagnosis
(10) System reset
(11) Service default report (Machine setting for service engineer)
(Rev.2)

40055101TH Rev.4 13 /
Tray-Paper
Tray-Document
Cover-Top
Case-OPE (T)
Cover-Main
Cover Manual Document
Stacker-Document (O
p
tional)
Cover-Front
1.4 General Appearance
Figure 1.4.1 shows the general appearance of the OKIOFFICE44/OKIFAX 4100.
Figure 1.4.2 shows the general appearance of the OKIFAX 5000 series.
Figure 1.4.3 shows the control panel of the OKIOFFICE44/OKIFAX 4100.
Figure 1.4.4 shows the control panel of the OKIFAX 5200/5300.
Figure 1.4.5 shows the control panel of the OKIFAX 5500/5600.
Figure 1.4.1 General Appearance of OKIOFFICE44/OKIFAX 4100
(FX048 CP4.1 Fig. 01)

40055101TH Rev.4 14 /
Document stacker
Control panel
Document tray
Copy stacker
Sub-paper tray
Recording paper cassette
Manual paper feeder cover
Telephone handset (option)
Figure 1.4.2 General Appearance of OKIFAX 5000 series

40055101TH Rev.4 15 /
Fiture 1.4.3 Control Panel of OKIFAX 4100
UNIQUE
8.5" A4 B5 A5
OKIFAX
AUTO REC SEARCH AUTO DIAL
HYPHEN REDIAL COPY
HOOK
V.REQUEST
PHOTO EX FINE FINE STD LIGHT NORMAL DARK ALARM
STOP START
YES NO
OKI
*0#
ABC DEF
JKL MNO GHI
TUV WXYZ
PQRS
789
456
123
SELECT
FUNCTION
DELAYED
TX
REPORT
PRINT
BROADCAST
FEEDER TX
COUNTER
DISPLAY
CONF.TX
LOCATION
PROG.
RELAY
INIT.-TX
USER
PROG.
POLLNG
MSG. PRINT
FROM MEMORY
10/PAUSE
9/PAUSE8/+7
6
54
321

40055101TH Rev.4 16 /
Fiture 1.4.4 Control Panel of OKIFAX 5000 series
*0#
ABC DEF
JKL MNOGHI
TUV WXYZPQRS
789
456
123
TONE UNIQUE
8.5" A4 B5 A4
OKIFAX
OKI
0000
AUTO REC
SERCH AUTO DIAL
HYPHEN REDIAL
COPY
HOOK
V.REQUEST
PHOTO RX FINE FINE STD
LIGHT NORMAL DARK
ALARM
STOP START
DELAYED
TX
REPORT
PRINT
BROADCAST
FEEDER TX
COUNTER
DISPLAY
CONF.TX
LOCATION
PROG.
RELAY
INIT.-TX
USER
PROG.
POLLNG
MSG. PRINT
FROM MEMORY
SELECT
FUNCTION
YES NO
14/SPACE 15/PAUSE
12 34 5
67 89 10
11 12 13/+

40055101TH Rev.4 17 /
1.5 Basic Performance Specifications
Table 1.5.1 shows basic performance specifications.
Note: TF: Technical function setting
FP: Function program setting
OT: One-touch key pressed
F: SELECT FUNCTION key pressed
Table 1.5.1 (1/10) Basic Performance Specifications
No. Item Specifications
Rev.3
Rev.3
1 Applicable line
2 Line interface
1) Impedance
2) Sending power level
3) Receiving power level
3 Type of document to be transmitted
1) Width
2) Length
3) Thickness
4) Shape
5) Opacity
1) General switched telephone network (GSTN)
2) Private branch exchange (PBX) (OT9+2)
600Ωbalanced
0 dBm to –15 dBm range
(Adjustable in 1 dB steps. TF + 22)
–6 dBm to –46 dBm
Max. 216 mm (NA Letter)
Min. 148 mm (ISO A5 size)
Note: Effective reading width is NA Letter (215 mm).
Min. 128 mm
Max. 356 mm (14 inches)
Long document detection: 380 mm, or 60 minutes
* TF + 11 (To enable or disable the long document scanning)
Based on common bond paper,
a) 0.08 to 0.13 mm for multiple page feeding
b) 0.06 to 0.15 mm for single page feeding
Rectangular
Documents allowing less than 40% of the scanner source light to
pass through them.

40055101TH Rev.4 18 /
5 Automatic document feeder (ADF)
6 Document skew
7 Document jam detection
8 Document jam removal
Table 1.5.1 (2/10) Basic Performance Specifications
No. Item Specifications
Document width Communication
Mode/Paper width Effective reading
width Copy size
ISO A4 (210 mm)
[INT'L/FTZ]
NA letter (216 mm)
[US/CANADA]
G3/A4
G3/A4
A4
Letter
NA legal (216 mm)
[US/CANADA]
G3/A4 Legal
OKIOFFICE44/OKIFAX 4100
208 mm for TX
200 mm for local copy
OKIFAX 5000 series
208 mm for TX
202.8 mm for local copy
OKIOFFICE44/OKIFAX 4100
215 mm for TX
200 mm for local copy
OKIFAX 5000 series
215.1 mm for TX
211.2 mm for local copy
OKIOFFICE44/OKIFAX 4100
215 mm for TX
200 mm for local copy
OKIFAX 5000 series
215.1 mm for TX
211.2 mm for local copy
Rev.2
Note Local copy: Pritable reading width in local copy mode
Rev.3
4 Effective reading width
Max. 20 documents for OKIOFFICE44/OKIFAX 4100: NA Let-
ter or A4 (20-1b)
Max. 30 documents for OKIFAX 5000 series: NA Letter or A4
(20-1b)
Max. 15 documents: NA Letter or A4 (13-28lb bond paper)
Documents shall be placed facedown on ADF stacker.
Thefirstsheet willbefedfirst inthefeederand willexitfacedown
in the document stacker.
Max. 2.6 mm skew over a document of A4 length.
For a document longer than A4 length, occurrence of skew
exceeding 2.6 mm over any A4 length is 0.5% or less.
1) Transmissionwillstopandlinedisconnectionwilloccurwhen
the end of a document is not detected within 356 mm after
scanning begins (except for the long document scanning. TF
+ 11)
2) Ajam willalso bedeclared ifthe documentdoes notreach the
scanning position within 5.5 seconds (OKIFAX 5000 series)/
10 seconds (OKIOFFICE44/OKIFAX 4100) after the start of
a document feed.
Note: Whenajamisdetectedduringmessagetransmissionfrom
the feeder, the machine will stop scanning and disconnect
the line, but its receiving capability will remain valid.
Manual release

40055101TH Rev.4 19 /
Table 1.5.1 (3/10) Basic Performance Specifications
No. Item Specifications
9 Recording paper or sheet
10 Recording paper cassette
1) First tray
(For OKIOFFICE44/
OKIFAX 4100)
2) First cassette
(For OKIFAX 5000 series)
3) Second cassette (Option)
(For OKIFAX 5000 series)
For the first or second recording paper cassette:
1) Type: Plain paper cut (Bond paper)
2) Size: ISO A4 (210 mm x 297 mm)
NALetter (215.9 mmx 279.4 mm)/(8.5inch x 11
inch)
NA Legal (215.9 mm x 355.6 mm)/(8.5 inch x 14
inch)
3) Weight: 16 lbs to 24 lbs/base weight
Baseweightisdefinedastheweightof500sheets
of 431.8 mm (17 inch) by 558.8 mm (22 inch).
4) Thickness:0.08 mm to 0.12 mm
5) Condition: New paper
For the manual loading feeder on the first cassette:
(OKIOFFICE44/OKIFAX 4100/5000 series)
1) Type: Plain paper, transparencyfor overhead projector,
colored paper, printed paper
2) Size: A4/NA Letter/NA Legal
3) Weight, thickness and condition: Same as above
Note: One single sheet only should be loaded on the manual
loading feeder for any one occasion.
For best results use Oki Data recommended papers
1) Xerox 4200 (20 - lb/base weight paper)
2) L-type paper for photo-printers
100 sheets/tray (Oki Data recommended paper)
250 sheets/cassette (Oki Data recommended paper)
500 sheets/cassette (Oki Data recommended paper)

40055101TH Rev.4 20 /
Table 1.5.1 (4/10) Basic Performance Specifications
No. Item Specifications
2) Guaranteed printing area
;Q¢
Printing area
EL
PL
B
T
LR
PW
EW
Recording
paper
feed
direction
(F050-C1-001)
For OKIOFFICE44/OKIFAX 4100:
1) Printable area
PL 11 279.4 11.7 297 14 355.6
inch mm inch mm inch mm
NA LETTER SIZE ISO A4 SIZE 14 inch LEGAL SIZE
PW 8.5 216 8.27 210 8.5 216
EL 10.76 273.4 11.46 291 13.76 349.6
EW 8.0 203.2 8.0 203.2 8.0 203.2
T 0.12 3 0.12 3 0.12 3
B 0.12 3 0.12 3 0.12 3
L 0.25 6.35 0.13 3.4 0.25 6.35
R 0.25 6.35 0.13 3.4 0.25 6.35
13 inch LEGAL SIZE
13
inch mm
8.5
12.76
8.0
0.12
0.12
0.25
0.25
330.2
216
324.2
203.2
3
3
6.35
6.35
PL 11 279.4 11.7 297 14 355.6
inch mm inch mm inch mm
NA LETTER SIZE ISO A4 SIZE 14 inch LEGAL SIZE
PW 8.5 216 8.27 210 8.5 216
EL 10.5 266.7 11.2 284.3 13.5 342.9
EW 8.0 203.2 7.77 197.3 8.0 203.2
T 0.25 6.35 0.25 6.35 0.25 6.35
B 0.25 6.35 0.25 6.35 0.25 6.35
L 0.25 6.35 0.25 6.35 0.25 6.35
R 0.25 6.35 0.25 6.35 0.25 6.35
13 inch LEGAL SIZE
13
inch mm
8.5
12.5
8.0
0.25
0.25
0.25
0.25
330.2
216
317.5
203.2
6.35
6.35
6.35
6.35
Rev.2
11 Effective recording area
Note: These tables do not
include vertical and horizon-
tal addressing deviations (+
or–2mm)ofrecordingpaper.