OKI OKIFAX OF-18 Service Manual

OF-I

International Standard Version

Field Service Handbook

Third Edition

April

ELECTRIC INDUSTRY COMPANY, LTD.

PREFACE

This manual is intended to be used for installing and maintaining the OF-18 facsimile

transceiver, International Standard Version.

Maintenance of the OF-18 is assumed to be conducted at the following levels:



Assembly-level maintenance for mechanical portion

Unit-level maintenance for electric portion

This manual is subject to alteration without prior notification.

CONTENTS

CHAPTER 1. GENERAL INFORMATION

Page

1.1

1.2

1.3

1.4

General User’s Functions

General Maintenance Functions

CHAPTER

2.1

2.2

2.3

Basic Performance Specifications 2

User’s Functions and Maintenance Functions

Reliability 2-35

2. SPECIFICATIONS

................................................... l - l

.................................................... l -6

CHAPTER 3. INSTALLATION

3.1

3.2

3.3

3.4

3.5

3.6

3.7

3.8

3.9

3.10

3.11

3.12

3.13

3.14

3.15

3.16

3.16.1

General . . . . . . . . .

Site Selection

Unpacking 3-2

Installation of Attachments

AC Cord Connection

National Code Setting

Line Selection

Service Bit Settings

System Data Prigramming

letter telephone number/Personal ID)

One Touch Key Programming

Dial Programming

Other Service Personnel and User Initial Settings

Service Personnel Initial Settings

................................................

1 3

1 5

2 10

3 2

3-5

3 6

3 9

3 10

3 16

3-17

3-18

3-24

3 26

3 28

3 30

3 -32

3 33

(Automatic MCF printing-Single and multiple location calls-/Absent mode auto

timer/Line monitor volume/Sender ID/Closed network/TX mode

Verification stamp/One-touch keys parameter/Page retransmission/Activity report

full printing/Memory and feeder selection switching/Entry report/No reduction/

Ring response time/Line monitor control /Error

printing/Reverse polling/Continuous polling TX/Continuous polling RX/

Continuous polling password/No paper

printing/Date and time

only/Shorten

Page

protocol/Cover letter/Confidential TX/Confidential RX/Relay broadcast

the 1st between CED and or CNG

change/Protective tone/Off-hook bypass/Order of day, month and year/Long

equalizer/Scatter error/Department

mode/Touch tone mode/Remote diagnosis/Facility parameter/Auto

or fax automatic switchover timer/Memory reception box

digit/High-speed modem rate/Power on cutting/Copy

priority/Past time limit of confidential mail box storage/Language/Closed network

cancellation

feed/Document end feed/Video parameter)

3.16.2

3.17

3.18

3.19

3.19.1

3.19.2

3.20

User Initial Settings

Confidential mail box program

Function program

Clock adjustment

Telephone and Line Connections

Transmission

Reception

Installation of Optional Units

CHAPTER

4.1

4.2

4.3

4.4

4.5

4.6

4.7

4.8

4.9

4.10

4.11

4.12

Routineinspection 4-I

Self-diagnosis Test

High-speed Modem

Touch Tone Receive Test

Portocol Dump Data Printing

4. MAINTENANCE

3-51

3-56

3-57

3 60

4-6

4-8

4-9

4-10

4-13

4 15

4-19

4-21

CHAPTER

5.1

5.2

5.3

5.4

5.5

5.6

Clock Frequency (Confirmation)

Ring Signal Detection Sensitivity (Confirmation)

Busy Tone Detection Level

Dial Tone Detection Level

Power Voltage (Confirmation)

Contact image Sensor Output Check (Confirmation)

5. ADJUSTMENT

5 1

5 2

s-4

5 6

5 8

5-12

Page

CHAPTER

6.1

6.2

6.3

6.4

6.5

6.6

6.7

6.8

6.9

6.10

6.11

6.12

6.13

6.14

6.15

6.16

6.17

6.18

6.19

6.20

6.21

6.22

6.23

6.24

Overall Troubleshooting Flow Chart

Transmission Problem

Reception Problem

Scan

LED Test . . . .

High-speed Modem Test

No Acoustic Line Monitor

No Document Feeding

Multiple document Feeding

Cutter Alarm and Cutter Malfunction

6. TROUBLESHOOTING

Operation 6-3

6-4

6-5

6-6

6-7

6-10

. . . . . . . . . .

6-15

6-18

6-21

6-25

6-27

6-28

6-29

6-32

6 2

6-8

6-11

6 20

6 23

6 24

6 31

CHAPTER

7.1

7.1.1

7.2

7.3

7.3.2

7.3.3

7.3.4

7.3.5

7.3.6

7.3.7

7.3.8

7.3.9

7.3.10

General 7-l

Precautions for Part Replacement

Tools

General Mechanical Structure

How to Disassemble and Reassemble

Base Plate,

PC1 (Paper Jam), PC5 (No Paper), SW4 (Paper Size)

Paper

Rear Cover, Board, HS-32 Board

Front Cover, Right Side Cover, Power Unit

Speaker, SW3 (Door Sensor

Separation Rubber, Control Panel Assembly, OPE Board

Exit Document Guide, Scan Roller, Pinch Roller

7. MECHANICAL DISASSEMBLY AND REASSEMBLY

Board, MCNT-32 Board, Board

Cover

Assembly,

Document Size Sensors 1 and 2

7 1

7-2

7 3

7 4

7 8

7-11

7 13

7 19

7 22

7-24

7 25

7.3.11

7.3.12

7.3.13

7.3.14

7.3.15

7.3.16

Feed Roller(B), Stamp Assembly, SW7 (Door Sensor 2)

Contact image Sensor, Feed Roller (A)

Print Motor, Cutter Unit, Print Roller Gear Box Assembly, Torsion Bar Holder, Exit Roller Assembly

Optional Units: MEM-32 Board, Board, Board

7-31

7 33

7 36

7 38

CHAPTER

8.1

8.2

8.3

General 8-1

Signal Flow by Mode of Operation

Overall Dimension and Mechanical Structure

8. BRIEF TECHNICAL DESCRIPTION

8-3

CHAPTER 1

GENERAL INFORMATION

1.1

General Performance

(1) Style design

Desktop type

(2) Compatibility

CCITT Group 3 facsimile transceiver

(3) Applicable line

General switched telephone network (GSTN)

Private branch exchange (PBX)

Leased line

(4) Communication mode

Half duplex

(5) Protocol

CCITT Rec. T.30

special protocols: Short-cut protocol

High-speed protocol

(6)

CCITT Error correction mode ECM)

(7) Coding scheme

Modified

Modified READ (MR)

Modified modified READ (MMR)

(8) Modem

CCITT Rec. V.29 bps)

CCITT Rec. V.27 ter

CCITT Rec. V.21 channel 2 (300 bps)

CCITT Rec. V. 17

CCITT Rec. bps) is supported if the V.17 modem mounted.

(9) Transmission time

(10) Minimum scan line time for receiving

When receiving from OKIFAX: O m s

When receiving from non-OKIFAX:

No. sample document Option

(MH)

bps)

No. sample document

bps) ___ Option

at 7.7

10 ms at 3.85

l-l

Document width

Max. 297 mm

size)

Min.

(12) Effective reading width

A3 size

(13) Scanning resolution

Horizontal: 8

Vertical:

STD mode:

2) FINE mode:

3) EXTRA FINE mode:

(14) Automatic document feeder (ADF)

(15) Recording paper

roll paper

(16) Recording paperwidth

A4 size, or US. letter size

3.85 line/mm

7.7 line/mm

15.4 line/mm

(17) Recording resolution

Horizontal

Vertical

8PEUmm

or 15.4 line/mm

(18) Automatic paper cutter (APC)

(19) Image memory

256 k byte (Basic OF-18).

Up to two optional memory boards each with 1 M byte

(20) Telephone handset

(21) Liquid crystal display (LCD)

2 rows of 20 characters for operation guidance and various kinds of information

(22) Powersource

Nominal input voltage AC 230 V

l-2

1.2

General User’s Functions

(1) Auto dial

One-touch key (30 locations each with one alternate one group list)

Three-digit dial (120 locations)

Keypad

Chain dial

Mixed dial

(2)

(3)

(4) Automatic redial

(5)

(6) Telephone directory

(7) PHOTO mode

(8) Voice request

Local copy

(10) Broadcast

mode

Auto receive mode

Manual receive mode

Telephone/fax automatic switchover mode

Absent mode auto timer

Last number redial

(11) Delayed transmission

(12) Confidential transmission

(13) Confidential reception (16 mail boxes)

(14) Relay broadcast initiate

(15) Polling transmission

(16) Polling reception

(17) Reverse polling

(18) Delayed mail box transmission (6 mail boxes)

(19) Transmission preparation

1-3

(20) Verification stamp

(21) Cover letter (4 kinds)

(22) No paper reception

(23) Memory reception box

(24) Sender identification (Sensor ID)

(25) Personal identification (Personal ID)

(26) Touch tone mode

(27) Closed network

(28)

Reduction transmission (84 to A4, A3 to B4 A3 to A4)

(29) Acoustic line monitor

(30) Reports

Activity report

Message confirmation report

Memory entry report

Confirmation of entry

Confidential reception report

Active memory file report

Cancel report

Telephone directory

Configuration report

1-4

1.3

General Maintenance Functions

(1) Self-diagnosis

Print test

(2)

Scan operation (Adjustment of scanning level)

(3) LED test

(4)

Tone send test

(5)

High-speed modem send test

(6)

High-speed modem receive test

(7)

Touch tone send test

(8)

Touch tone receive test

(9) Protocol dump

(10) Servicedefault report

(11) System reset

(12) Remote diagnosis (Factory use)

l-5

1.4

General Appearance

Figure 1.4.1 shows the general appearance of the OF-18

Figure

panel OF-18.

Document stacker

a. Front View

Telephone handset

b. Rear View

Figure 1.4.1

Handset terminal

LINE terminal (for an exchange line)

RS-232-C connectors location

General Appearance of OF-18

1-6

(for an external

telephone)

Figure 1.4.2 Operation Panel of OF-18

l-7

CHAPTER 2

SPECIFICATIONS

2.1

Basic Performance Specifications

Table 2.1.1 shows basic performance specifications.

Note:

Function program No. 15 and up are effective if the

Style design

Compatibility

3 Applicable line

Line interface

1) Impedance

2) Sending power level

FP:

1. Function program items can also be conducted bytechnical function.

Function program setting

Table 2.1

Item

Basic Performance Specifications (119)

Desktop type

Group 3 facsimile transceiver

General switched telephone network

Private branch exchange (FP + 57)

Leased line (FP

600 balanced

to 15 range

(Adjustable in 0.5

bits have been

Specifications

steps. 64)

3) Receiving power level

5 Communication mode

6 Protocol

to 40 range or

6 to -46 range

(Selectable by changing resistors)

Half-duplex

1) CCITT Rec.T.30

special protocol, short-cut protocol

In multi-page communication, the local transmitting

station can immediatelystarttransmitting the

training for the next page after transmitting EOM

and upon reception of MCF from the remote

receiving station, instead of repeating all procedures

from the beginning of Phase B (which takes about six

seconds). (FP + 26)

special protocol, high-speed protocol

The T.30 protocol signal from the transmitting

station is sent at message transmission speed instead

of 300 bps. (FP + 26)

2-l

Table 2.1.1 Basic Performance

Error correction

Coding scheme

9 MODEM

1) High-speed MODEM

Item

Specifications

Error correction mode (ECM)

FP + 31 (To enable or disable this function)

1) One-dimensional coding scheme:

Modified

2) Two-dimensional coding scheme: Modified READ Modified modified READ (MMR)

ON:

OFF:

a) CCITT Rec. V.29

CCITT Rec. V.27 ter bps)

CCITT Rec. V.17

CCITT Rec. V.33 bps) supported.

FP + 60 (First training speed selection):

9600 bps or 4800 bps

14400

bps

modem board mounted

(MH)

Any of MH, MMR

bps)

added as a choice when the optional

bps)

2) Low-speed MODEM

rank

1st

2nd

3rd 9600 bps

4th

5th

6th

CCITT Rec. V.21 channel 2 (300 bps)

can perform the following sequence

in accordance with FTT, RTN

Transmission Activated by Activated by Activated by

speed

14400 bps

12000 bps

7200 bps

4800 bps

2400 bps

FTT (Times)

When the last trial fails, the transmitting station

transmits a DCN signal to the remote station for

disconnection.

Note 1: Continuous for the same partial page

RTN (Times)

within each

and

PPR.

PPR (Times)

4 (Note 1)

rank.

Remark

Option

2-2

Table 2.1.1

Basic Performance Specifications

Item

11 Transmission time

Minimum scan line time for

receiving

13 Ringing signal detection

sensitivity

1) Voltage range

2) Frequency range

Specifications

10 sec./a CCITT No. 1 sample document

Note:

This is Phase C time at 3.85 line/mm and 9600 bps

7 sec./a CCITT No. 1 sample when the optional

modem board used. (at 3.85 line/mm and 14400 bps in

MMR.)

0 ms, when receiving from OKIFAX.

at 7.7 line/mm and 10 ms at 3.85 line/mm when

receiving from non-OKIFAX.

25 to 150 V

Inoperative below 17 V

20 to 68 Hz

* The range is changeable by (FP + 64).

3) Ring response time

Type of document to be

transmitted

1) Width

2) Length

3) Thickness

One-ringing signal or 5 to 30 seconds.

(Selectable in 5 sec. steps. FP + 15)

Max. 297 mm size)

Min. 148 mm

A5 size)

Min. 148 mm

Max. 960 mm

Long document detection: 960 mm, or 60 minutes

*FP + 40 (To enable or disable long document TX)

An operator

turn on or off the long document

transmission feature for each call in operating sequence.

Based on common bond paper,

0.06 to 0.13 mm for multiple page feeding

0.05 to 0.15 mm for single page feeding

4) Shape

Rectangular

2-3

Table 2.1.1

Basic Performance Specifications

lowing less than 40% of the scanner source

light to

pass through them.

Max. bond paper)

Max.

(13 to 28 bond paper)

Documents shall be placed face down on ADF stacker.

Max. 2.6 mm skew over a document of A4 length.

For a longer document than A4 length, occurrence of

skew exceeding 2.6 mm over any A4 length is 0.5% or

(297 mm)

Image scanning system

19 Scanning resolution

20 Contrast control

Document stacking

213

2432 bit contact image sensor

Horizontal:8

Vertical:

1) STD mode:

2) FINE mode:

3.85 line/mm

7.7 line/mm

3) EXTRA FINE mode:

1) Automatic background sensing

A continuousdocument background of 0.3 OD

(optical density) or less will be transmitted as white.

The LIGHT and DARK contrasts will be manually

adjusted to improve image quality.

Up to 297 mm in length.

The documents will be placed facedown on the feeder.

be fed first in the feeder and will exit

facedown on the document stacker.

Maximum sheets on the document stacker:

recommended papers

Max. 100 mm

25.4 + 1 or

the

0 mm

Effective recording width

Recording paper Communication.

size

U.S. letter size

(216 mm)

Mode/Picture size

208

213

2-5

Table 2.1.1

Basic Performance Specifications

uo.

26 Recording system

27 Skew of recording paper

28 Copy density

Specifications

Thermal head

Maximum allowable skew of the recording paper:

+or-2 mm 100 m of 1 mm over

any advance of 2 m

The density of a black image printed on thermal paper will be

than 1 O.D.

10 15

30 35

Temperature

29 Copy uniformity

Figure 2.1.1

Printed copies will exhibit a uniform density of printed

Copy Density

and background areas:

From edge to edge: 0.2 OD (Optical density)

2) From copy: 0.3 OD (Optical density)

30 Copy stacking

The OF-l 8 can discharge printed copies and stack them

without jamming, when the paper length falls in the

range of 105 mm to 356 mm.

Maximum sheets on the copy stacker: 100

Recording paper running out The OF-18 can detect the no paper condition with a

photosensor.

When the paper has run out in the local copy operation,

the LCD display will show “NO PAPER”, and the ALARM

lamp goes on without an alarm tone.

When the paper has run

a message is being

received and the no paper reception is activated, the

LCD display will show “MEMORY-RX”, and the

lamp goes on with an alarm tone.

ALARM

2-6

Table 2.1.1 Basic Performance Specifications

uo.

Cutting of recording paper

Item

33 Image memory

Specifications

The paper cutter automatically cuts to the length of

the original document.

Manual cutting in standby mode can be performed

in the following way:

Pressing the COPY key causes a message

confirmation report to exit, then the recording

paper will be cut.

Capacity:

256 k byte

About 9 sheets

OF-18with one optional memory board:

1280 k byte

About 92 sheets

OF-18 with two optional memory boards:

2304 k byte

About 175 sheets

No. of sheets counted provided that

No.1

sample documents are used.

34 Telephone handset

35 Overheat protection

Max. number of calls stored: 25

Back-up time on electrical interruption: Min. 1 hour

General telephone function is available while the power

is on.

Note: In the OF-18 Special Versions, general telephone

function is available even while the power is off.

Heat alarm state: Higherthan 70°C printing

head unit base.

Even after a heat alarm state detected during reception,

the OF-18 continues receiving by storing a message in

memory if memory is available.

In the

memory is not available, the OF-18

interrupts the reception as follows:

2-7

Table 2.1.1 Basic Performance Specifications

Item

36 RS-232-C interface

applications (Option)

Specifications

Transmits a DCN signal in response to an

signal from the remote station

and disconnectsthe line. If the reception of the

same page continues longerthan 20 seconds

from the heat alarm detection time, the OF-l 8

disconnectsthe line.

When the OF-18 is placed into the standby state,

displayed on LCD.

An alarm tone generated.

The heat alarm state can be automatically released by

natural cooling.

(1) Encryption mode

(2) Multiplexer mode

CE and CF modes

TX rate:

9.6 k, 7.2 k, 2.4 k bps

(3) Dump mode

Scanner mode

Local and remote modes

TX rate: 9.6 k, 7.2 k, 4.8 k, 2.4 k

bps

Printer mode

FINE resolutions

TX rate: 9.6 k, 7.2 k, 4.8 k, 2.4 k bps

(4) ASCII mode

BELL X-on-off and DTR modes

Stop bit:

1 bit and 2 bits

TX rate: 4.8 k, 2.4 k, 1.2 k, 0.3 k bpsforother

* FP + 46 (To specify one of these modes or disable them)

2-8

Table 2.1.1

Basic Performance Specifications

Item

Power supply unit and power

consumption of the machine

Nominal input voltage

Input voltage range

Frequency range

Power consumption machine

(Typical power)

1) Transmit

2) Receive

3) Local copy

4) Local copy (All black)

* Chart: No. 1 sample document

Ambient condition

1) Operating condition

Specifications

47 to 63 Hz

27W 4ow 37W

150w

a) Temperature: 10 to 35°C

b) Relative humidity: 20 to 85% (Non-condensing)

2) Storage condition

Dimension

Weight

Attachments 1) Stacker

Operation outside this range will be subject to the

limitationsshowninFigure2.1.1.

a) Temperature:

65°C for48 hours

10 to + 50°C for longer term

b) Relative humidity: 10 to 85% (Non-condensing)

1) Width:

2) Depth:

3) Height:

Approx. 320 mm

Approx. 487 mm

Approx. 175 mm

Excluding optional units, attachments and packing

materials.

Used as document stacker and copy stacker

2) Document

4) Thermal recording 1

Telephone handset

Curled cord for (5)

User’s guide 1

2.2

User’s Functions and Maintenance Functions

Table 2.2.1 shows user’s functions and maintenance functions.

Note:

Auto dial

1) One-touch dial

FP:

TF:

Table 2.2.1

Item

Function program setting

Function program No.15 and up are effective if the corresponding

service bits have been set to 1.

Function program items can be conducted bytechnical function

Technical function setting

User’s Functions and Maintenance Functions

Specifications

30 one-touch keys are provided.

Max. 40 digits for each location number.

OR location (alternate location) :

In addition to an ordinary location number, another

alternate location number of max. 40 digits can be

registered to each one-touch key. When a call to the

ordinary location number is not answered, the alternate

location numberwill beautomaticallydialled.

2) Three-digit dial

3) Keypad dial

4) Chain dial

Group list:

Max. 120 locations for each one-touch key

Either an OR location or a group list can be

Note

selected.

Delayed mail box transmission:

One-touch key No.25 through 30 can be used for

delayed mail boxtransmission. See Item 22.

120 codes of max.40 digits

Three-digit location code: 001 to 120

With ten-key pad.

Max. 40 digits for one occasion

The number of digits can be expanded to a

longer digit number by chaining any number of the

above 2) and 3). Effective for the manual transmit

mode and a verbal call, not for the auto transmit mode.

2-10

Table 2.2.1 User’s Functions and Maintenance Functions (2125)

Specifications

5) Mixed dial

Transmit mode

1) Auto transmit mode

2) Manual transmit mode

Receive mode

1) Auto receive mode

2) Manual receive mode

3) Telephone/fax automatic

switchover

Type of dialling can be changed from pulse dial to tone

dial halfway through the dialling process.

The changing point is specified

the TONE/* key.

The OF-18 detects remote station’s answer and starts

sending messages.

An operator hears remote station’s

answer

tone

through a telephone handset and presses the START key

to send messages.

Selectable by key operation.

The OF-18 recognizes a fax call and a verbal call as

Absent mode auto timer

If the OF-18 detects a call with a CNG signal, it

automatic document receive operation.

If detecting a call without

sounds the

buzzertoindicate a call and sends a pseudo

CNG signal, the OF-18

ring back tone to the calling party. Operator can answer

the call by lifting the telephone handset and pressing

the STOP key. If he

she does not handset

within the predetermined time (20 sec. or 35 sec.), the

OF-18 automatically starts the document receive

operation. *

FP + 51 (To determine the timer or disable this

feature)

A tone indicating the call arrival can be added

prior to the pseudo ring back tone (Service bit No.58).

The

pseudo ring back tone can be modulated by

16 Hz (Service bit No.64).

This feature enables automatic switching to the auto

receive mode at a specified time.

FP+ 03 (To

specify

the switching time or disable this

feature)

Table 2.2.1

User’s Functions and Maintenance Functions

Automatic redial

Last No. redial

Group dial

Telephone directory and

location

Provided. The detailed specifications depend on PTT

parameters.

key is provided. There is no limit on the

number of repeat attempts.

Max. 120 locations for one call.

In addition to telephone numbers; an alphanumeric

name can be assigned to each of one-touch keys and

three-digit auto dial codes. This name is called a location

ID.

Any location ID can be searched and displayed on LCD.

Then direct

to the ID’s station can be performed.

There are two methods of searching:

(1)

Searching based on the first character specified.

(2) Searching by displaying all registered location

one after another in the alphabetical order.

9 Voice request

10 Local copy

Memory

transmission,

transmission and

combinations of transmission

features

feeder

Location ID:

Max. 16 characters

voice request from the transmitter is available only

upon completion of the total message transmission.

A voice request from the receiver is available at the

end of each page being received.

Printing resolution:

Horizontal:8

Vertical: 1) STD mode:

3.85 line/mm

2) FINE mode: 7.7 line/mm

3) EXTRA FINE:

15.4 line/mm

Memory transmission orfeedertransmission is

automatically selected when documents loaded.

FP + 12 (To select memory TX or feeder TX)

An operator can select memory transmission or feeder

transmission by operations beginning with pressing the

SELECT FUNCTION key whichever has been specified by

(FP+ 12).

2-12

Table 2.2.1

User’s Functions and Maintenance Functions

Feedertransmission

memory

concerning the memorytransmission.

The following showscombinations of transmission

x: Unavailable

Combinations of 3 or more features are omitted from this table.

Transmission from the memory only. Max. 150 remote

locations can be specified

One-touch keys, (with or without a group list)

Three-digit auto dial codes

Memory capacity: See Item 33 ofTable2.1.1.

The OF-18 can automatically transmit documents at one

specified time from the memory or the feeder. The

delayed transmission from the feeder will be

when documents removed from the feeder. Max. 26

times can be specified for all of the transmissions and the

polling receptions, as long as the number of memory

transmissions keeps within the limit of 25.

following means:

2-13

Table 2.2.1

User’s Functions and Maintenance Functions

Item

14 Confidential transmission

15 Confidential reception

Specifications

Mail box numbers: 01 to 64 can be specified.

Available remote station’s mail box number:

01 to 16

OKIFAX

Max. number of

be transmitted depends on the

01 to64

memory capacity of the remote station:

Provided that CCITT No.1 sample documents are

used,

OKIFAX OF-18

OKIFAXOF-150:

OKIFAX OF-38:

65 sheets

OKIFAX OF-27: 70 to 80 sheets

FP + 28 (To enable or disable this feature)

Mail box numbers: 01 to 16

Password to print:

Four-digit password

for each mail

box, 0000 through 9999

Relay broadcast initiate

ID of max. 16 alpha-numeric characters can be assigned

to each mail box.

Memory capacity:

FP + 29 (To enable or disable this feature)

See Item 33 of Table 2.1.1.

If the message is held in the mail box for 10 days, it will

be erased without

FP + 65 (To enable or disable the printing feature

after printing.

upon erasing)

Confidential RX report is available. See Item 47.

Four-digit security code for relay broadcast is required.

Two-digit relay group number is required.

Relay report can be sent back to the three-digit auto dial

code 120’s phone number from the

Relay station:

OKIFAX OF-38 or OF-27

relay station.

Max. number of pages to be transmitted depends on the

memory capacity of the relay station:

OF-38: 65 sheets (CCITT No. 1 sample document)

OF-27: 70 to 80 sheets (CCITT No. 1 sample

+ 85 hidden pages

OKI OKIFAX OF-18 Service Manual

Specifications and Main Features

Frequently Asked Questions

User Manual