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Note: These items are factory adjusted when shipping according to

FCC standards. Therefore, do not change the setting in the
market.

(1) Dial pulse transmission test

1) Execute SIM 66-13 in FAX mode.
2) Execute the dial pulse mode according to the instructions on the

LCD display.

SELECT SIGNAL

1:PULSE  2:DTMF

3) Set the make time.

INPUT MAKE TIME

(0–15)              

4) Select the dial to be transmitted.

Default: 0123456789#
(After deleting with the clear key, it can be set to any desired
value.)

5) Transmission is started from the line.

SEND yyPPS xxm s

1:YES 2:NO

SENDING yyPPS xxm s

SIM

Soft

SW

Initial
value

Set value

Dial
pulse
make
time

10
PPS

FAX
mode
66-13

SW67-
1  –  4

40ms
(14)

SW set
value: 0 – 15
Make time:
25  – 41ms

1ms
step
(Binary 
input)

(2) DTMF signal transmission level adjustment

1) Execute SIM 66-13 in the FAX mode.
2) Execute the DTMF mode according to the instructions on the

LCD display.

SELECT SIGNAL

1:PULSE  2:DTMF

3) Select the signal transmission level.

The signal transmission level is classified into two groups: the
high group, and the low group.
Transmission can be made with either of default and the soft
SW set value.

SELECT HIGH LEVEL

1:DEFAULT 2:SOFT  SW.

SELECT LOW LEVEL

1:DEFAULT 2:SOFT  SW.

4) The transmission level can be set when the following menu is

displayed on the LCD. (et value 1 = 0.5dB change)

INPUT VALUE

(0–15)              

(This value is returned to the original value when the simulation
mode is canceled.)

5) Select the dial signal to be transmitted.

Default: 0123456789#
(After deleting with the clear key, it can be set to any desired value.)

6) Start transmission from the line.

H:xx   L:yy

1:YES 2:NO

SENDING DTMF

xx: High group soft SW set value
yy: Low group soft SW set value

SIM

Soft

SW

Initial
value

Set value

DTMF
trans-
mission 
level

High
group

(FAX
mode)
66-13
(Test
only)

SW53-
1  –  4

3.5dB
(7)

SW set
value: 0 –
15
Transmis-
sion level:
0  – 7.5db

0.5ms
step
(Binary 
input)

Low
group

SW53-
5  –  8

3.5dB 
(7)

AR-FX2

4  –  2

The following key operations allow to enter the simulation mode from
the copy mode. 
Clear key 

→ Interruption key → “0” key → Interruption key → Main

code 

→ Start key → Sub code → Start key

The following key operations allow to enter the simulation mode from
the FAX mode. 
Clear key 

→ Interruption key → “0” key → Interruption key → Main

code 

→ Start key → Sub code → Start key

Or perform the following key operations:
“FUNCTION” key 

→ “9” key → “    ” key → “8” key → “#” key → “7”

key 

→ Main code → Start key → Sub code → Start key

Press the clear all key to cancel the simulation mode. 
Copy mode: Press the interruption key to interrupt the operation and
return the sub code entry menu.
FAX mode: Press the CLEAR key to interrupt the operation and return
the sub code entry menu.

Main 
code

Sub

code

Content

22

20

FAX print counter display

24

11

FAX print counter clear

13

Scan counter clear

26

1

Option switch display

48

1

Main scanning (Front/Rear) direction
magnification ratio adjustment (Common in copy,
FAX/OC, SPF)

6

OC mode sub scanning direction magnification
ratio adjustment in FAX mode

7

SPF mode sub scanning direction magnification
ratio adjustment in FAX mode

∗ This Service Manual describes only the items related to the FAX kit.

For the other items, refer to the Service Manual of the main machine.

Main 
code

Sub

code

Content

∗

22

11

Fax related counter display

14

Fax ROM ver. Display

24

14

FAX related counter clear

46

12

FAX mode density adjustment (AUTO)

14

FAX mode density adjustment for each
resolution (Fine)

15

FAX mode density adjustment for each
resolution (Super Fine)

16

FAX mode density adjustment for each
resolution (Ultra Fine)

64

02

User switch front print

03

Soft switch setting table print

04

Dump list print

66

01

FAX related soft SW setup check/change

02

FAX related soft SW clear (Excluding
adjustment values)

03

FAX PWB memory check

04

Signal send mode

06

Confidential communication password print

07

Image memory contents output

08

Voice message clear

A

10

Image memory clear

11

300bps signal send

13

Dial test

17

DTMF signal send mode

22

Handset sound volume adjustment

A

30

TEL/LIU status change check

32

Received data check

34

Communication time measurement/check

37

Speaker sound volume adjustment

38

Time setup/check

∗ A: Not used

∗1: Counter display method

To display 12345:  “123” (0.75sec) 

→ Blank (0.3sec) → “456” (0.7sec) → Blank (1.0sec) → Repeat

∗2: Display after clearing each counter

“000” (0.7sec) 

→ Blank (0.3sec) → “000” (0.7sec) → Blank (1.0sec) → Repeat

Main 
code

Sub

code

Content

Operational description

Initial
value

Set

range

22

20

FAX print counter
display

Used to display the current Fax print counter value. 

∗1

24

11

FAX print counter clear

Used to clear the Fax printer counter. 

∗2

13

Scan counter clear

Used to clear the scan counter. 

∗2

AR-FX2

5  –  1

Main 
code

Sub

code

Content

Operational description

Initial
value

Set

range

26

1

Option switch display

Used to display the installed options with LED on the operation panel.

48

1

Main scanning
(front/rear) direction
magnification ratio
adjustment (Common
in copy, FAX/OC. SPF)

After warming up, shading is performed and the main scanning (front/rear)
direction magnification ratio and OC mode document off-center are adjusted.

1  – 99

6

OC mode sub
scanning direction
magnification ratio
adjustment in FAX
mode

After warming up, shading is performed and the OC mode sub scanning
direction magnification ratio in FAX is adjusted.

1  – 99

7

SPF mode sub
scanning direction
magnification ratio
adjustment in FAX
mode

After warming up, shading is performed and the SPF mode sub scanning
direction magnification ratio in FAX is adjusted.

1  – 99

Key operation

Display

Display switch:
magnification ratio key

<LED lighted when installing an option>
• When “A” is displayed on the display:
Shifter: Paper empty LED
Job separator : JAM LED
SPF: SPF select LED
RSPF: SPF JAM LED
Dehumidifier heater: Main body JAM LED
Duplex mode: Main cassette select LED
Simplex mode: Multi manual feed select LED
• When “b” is displayed on the display:
Cassette (2-stage): No. 2 cassette select
LED
Cassette (3-stage): No. 3 cassette select
LED
Cassette (4-stage): No. 4 cassette select
LED
Memory installation: Paper empty LED
FAX: JAM LED
Printer: Main body JAM LED
ERDH: Main cassette select LED
16CPM: SPF JAM LED
20CPM: SPF select LED
Document sensor: Auto paper select LED

Key operation

Display

Adjustment mode select:
Magnification ratio display
key
Manual main scanning
direction magnification
ratio adjustment set value:
Copy quantity set key

Auto magnification ratio adjustment: Auto
LED
Manual magnification ratio adjustment:
Manual LED
OC mode document off-center adjustment:
Photo LED

Key operation

FAX OC mode sub scanning direction magnification ratio: Copy quantity
set key

Key operation

FAX SPF mode sub scanning direction magnification ratio: Copy quantity
set key

AR-FX2

5  –  2

Main 
code

Sub

code

Content

Operational description

Initial
value

Set

range

22

11

FAX related counter
display

The current Fax related counters are displayed on the LCD.

14

FAX ROM Ver. Display

The currently installed ROM version is displayed on the LCD.

24

14

FAX related counter
clear

The current FAX related counters are cleared.
• Transmission counter (Time, number of sheets)
• Reception counter (Time, number of sheets)

46

12

FAX mode density
adjustment (Overall
mode)

After warming up, shading is performed and the currently set density level
(Fine mode, auto exposure) is displayed. For the adjustment procedures,
refer to the previous descriptions.

14

FAX mode density
adjustment for each
resolution (Fine)

After warming up, shading is performed and the currently set density level
(Fine mode) is displayed. For the adjustment procedures, refer to the
previous descriptions.

15

FAX mode density
adjustment for each
resolution (Super fine)

After warming up, shading is performed and the currently set density level
(Super fine mode) is displayed. For the adjustment procedures, refer to the
previous descriptions.

16

FAX mode density
adjustment for each
resolution (Ultra fine)

After warming up, shading is performed and the currently set density level
(Ultra fine mode) is displayed. For the adjustment procedures, refer to the
previous descriptions.

64

02

User switch table print

Used to print the currently set user switch table.

03

Soft switch setup table
print

Used to print the currently set soft switch. (FAX send counter, communication
time, option status, ROM version)

04

Dump list print

Used to print the SRAM contents as a dump list in blocks of 0 – 127.
Select block 0 – 127 and press the START key to start printing.

66

01

FAX related soft SW
setup check/change

Used to check and change the current soft switch setup.

02

FAX related soft SW
clear (Excluding the
adjustment values)

Used to set the following soft SW to the default.
<Line signal adjustment value>
• Signal send level (SW5-5 – 8)
• DTMF send level (High group) (SW53-1 – 4)
• DTMF send level (Low group)(SW53-5 – 8)
• Make time (10PPS) (SW67-1 – 4)

03

FAX PWB memory
check

Used to check each memory installed on the FAX PWB.

Display

Copy quantity

Transmission counter
Reception counter

Time

Accumulated transmission time
Accumulated reception time

Display

FAX ROM: FAX PWB ROM version
CPU: FAX PWB CPU version

Key operation

Display

<Memory>
1: DRAM
2: SRAM
3: FLASH
4: OPTION
5: PAGE

<Error status>
SUM NG: Check sum error
A-BUS NG: Address bus error
DATA NG: Data check error
D-BUS NG: Data bus error
ERASE NG: Data erase error

AR-FX2

5  –  3